config MEMSTICK_REALTEK_PCI
tristate "Realtek PCI-E Memstick Card Interface Driver"
- depends on MFD_RTSX_PCI
+ depends on MISC_RTSX_PCI
help
Say Y here to include driver code to support Memstick card interface
of Realtek PCI-E card reader
config MEMSTICK_REALTEK_USB
tristate "Realtek USB Memstick Card Interface Driver"
- depends on MFD_RTSX_USB
+ depends on MISC_RTSX_USB
help
Say Y here to include driver code to support Memstick card interface
of Realtek RTS5129/39 series USB card reader
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/memstick.h>
-#include <linux/mfd/rtsx_pci.h>
+#include <linux/rtsx_pci.h>
#include <asm/unaligned.h>
struct realtek_pci_ms {
#include <linux/workqueue.h>
#include <linux/memstick.h>
#include <linux/kthread.h>
-#include <linux/mfd/rtsx_usb.h>
+#include <linux/rtsx_usb.h>
#include <linux/pm_runtime.h>
#include <linux/mutex.h>
#include <linux/sched.h>
southbridge which provides access to GPIOs and Watchdog using the
southbridge PCI device configuration space.
-config MFD_RTSX_PCI
- tristate "Realtek PCI-E card reader"
- depends on PCI
- select MFD_CORE
- help
- This supports for Realtek PCI-Express card reader including rts5209,
- rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc.
- Realtek card reader supports access to many types of memory cards,
- such as Memory Stick, Memory Stick Pro, Secure Digital and
- MultiMediaCard.
-
config MFD_RT5033
tristate "Richtek RT5033 Power Management IC"
depends on I2C
sub-devices like charger, fuel gauge, flash LED, current source,
LDO and Buck.
-config MFD_RTSX_USB
- tristate "Realtek USB card reader"
- depends on USB
- select MFD_CORE
- help
- Select this option to get support for Realtek USB 2.0 card readers
- including RTS5129, RTS5139, RTS5179 and RTS5170.
- Realtek card reader supports access to many types of memory cards,
- such as Memory Stick Pro, Secure Digital and MultiMediaCard.
-
config MFD_RC5T583
bool "Ricoh RC5T583 Power Management system device"
depends on I2C=y
obj-$(CONFIG_MFD_CROS_EC_SPI) += cros_ec_spi.o
obj-$(CONFIG_MFD_EXYNOS_LPASS) += exynos-lpass.o
-rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o
-obj-$(CONFIG_MFD_RTSX_PCI) += rtsx_pci.o
-obj-$(CONFIG_MFD_RTSX_USB) += rtsx_usb.o
-
obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
obj-$(CONFIG_HTC_I2CPLD) += htc-i2cpld.o
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- * Roger Tseng <rogerable@realtek.com>
- */
-
-#include <linux/module.h>
-#include <linux/bitops.h>
-#include <linux/delay.h>
-#include <linux/mfd/rtsx_pci.h>
-
-#include "rtsx_pcr.h"
-
-static u8 rtl8411_get_ic_version(struct rtsx_pcr *pcr)
-{
- u8 val;
-
- rtsx_pci_read_register(pcr, SYS_VER, &val);
- return val & 0x0F;
-}
-
-static int rtl8411b_is_qfn48(struct rtsx_pcr *pcr)
-{
- u8 val = 0;
-
- rtsx_pci_read_register(pcr, RTL8411B_PACKAGE_MODE, &val);
-
- if (val & 0x2)
- return 1;
- else
- return 0;
-}
-
-static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg1 = 0;
- u8 reg3 = 0;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®1);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg1);
-
- if (!rtsx_vendor_setting_valid(reg1))
- return;
-
- pcr->aspm_en = rtsx_reg_to_aspm(reg1);
- pcr->sd30_drive_sel_1v8 =
- map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg1));
- pcr->card_drive_sel &= 0x3F;
- pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg1);
-
- rtsx_pci_read_config_byte(pcr, PCR_SETTING_REG3, ®3);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG3, reg3);
- pcr->sd30_drive_sel_3v3 = rtl8411_reg_to_sd30_drive_sel_3v3(reg3);
-}
-
-static void rtl8411b_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg = 0;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-
- if (!rtsx_vendor_setting_valid(reg))
- return;
-
- pcr->aspm_en = rtsx_reg_to_aspm(reg);
- pcr->sd30_drive_sel_1v8 =
- map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg));
- pcr->sd30_drive_sel_3v3 =
- map_sd_drive(rtl8411b_reg_to_sd30_drive_sel_3v3(reg));
-}
-
-static void rtl8411_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
-{
- rtsx_pci_write_register(pcr, FPDCTL, 0x07, 0x07);
-}
-
-static int rtl8411_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rtsx_pci_init_cmd(pcr);
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
- 0xFF, pcr->sd30_drive_sel_3v3);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CD_PAD_CTL,
- CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rtl8411b_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rtsx_pci_init_cmd(pcr);
-
- if (rtl8411b_is_qfn48(pcr))
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
- CARD_PULL_CTL3, 0xFF, 0xF5);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
- 0xFF, pcr->sd30_drive_sel_3v3);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CD_PAD_CTL,
- CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, FUNC_FORCE_CTL,
- 0x06, 0x00);
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rtl8411_turn_on_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x00);
-}
-
-static int rtl8411_turn_off_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x01);
-}
-
-static int rtl8411_enable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0xFF, 0x0D);
-}
-
-static int rtl8411_disable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0x08, 0x00);
-}
-
-static int rtl8411_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- int err;
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_5_PERCENT_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_CTL,
- BPP_LDO_POWB, BPP_LDO_SUSPEND);
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- /* To avoid too large in-rush current */
- udelay(150);
-
- err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_10_PERCENT_ON);
- if (err < 0)
- return err;
-
- udelay(150);
-
- err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_15_PERCENT_ON);
- if (err < 0)
- return err;
-
- udelay(150);
-
- err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_ON);
- if (err < 0)
- return err;
-
- return rtsx_pci_write_register(pcr, LDO_CTL, BPP_LDO_POWB, BPP_LDO_ON);
-}
-
-static int rtl8411_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_OFF);
- if (err < 0)
- return err;
-
- return rtsx_pci_write_register(pcr, LDO_CTL,
- BPP_LDO_POWB, BPP_LDO_SUSPEND);
-}
-
-static int rtl8411_do_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage,
- int bpp_tuned18_shift, int bpp_asic_1v8)
-{
- u8 mask, val;
- int err;
-
- mask = (BPP_REG_TUNED18 << bpp_tuned18_shift) | BPP_PAD_MASK;
- if (voltage == OUTPUT_3V3) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
- if (err < 0)
- return err;
- val = (BPP_ASIC_3V3 << bpp_tuned18_shift) | BPP_PAD_3V3;
- } else if (voltage == OUTPUT_1V8) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
- if (err < 0)
- return err;
- val = (bpp_asic_1v8 << bpp_tuned18_shift) | BPP_PAD_1V8;
- } else {
- return -EINVAL;
- }
-
- return rtsx_pci_write_register(pcr, LDO_CTL, mask, val);
-}
-
-static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- return rtl8411_do_switch_output_voltage(pcr, voltage,
- BPP_TUNED18_SHIFT_8411, BPP_ASIC_1V8);
-}
-
-static int rtl8402_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- return rtl8411_do_switch_output_voltage(pcr, voltage,
- BPP_TUNED18_SHIFT_8402, BPP_ASIC_2V0);
-}
-
-static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
-{
- unsigned int card_exist;
-
- card_exist = rtsx_pci_readl(pcr, RTSX_BIPR);
- card_exist &= CARD_EXIST;
- if (!card_exist) {
- /* Enable card CD */
- rtsx_pci_write_register(pcr, CD_PAD_CTL,
- CD_DISABLE_MASK, CD_ENABLE);
- /* Enable card interrupt */
- rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x00);
- return 0;
- }
-
- if (hweight32(card_exist) > 1) {
- rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_5_PERCENT_ON);
- msleep(100);
-
- card_exist = rtsx_pci_readl(pcr, RTSX_BIPR);
- if (card_exist & MS_EXIST)
- card_exist = MS_EXIST;
- else if (card_exist & SD_EXIST)
- card_exist = SD_EXIST;
- else
- card_exist = 0;
-
- rtsx_pci_write_register(pcr, CARD_PWR_CTL,
- BPP_POWER_MASK, BPP_POWER_OFF);
-
- pcr_dbg(pcr, "After CD deglitch, card_exist = 0x%x\n",
- card_exist);
- }
-
- if (card_exist & MS_EXIST) {
- /* Disable SD interrupt */
- rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x40);
- rtsx_pci_write_register(pcr, CD_PAD_CTL,
- CD_DISABLE_MASK, MS_CD_EN_ONLY);
- } else if (card_exist & SD_EXIST) {
- /* Disable MS interrupt */
- rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x80);
- rtsx_pci_write_register(pcr, CD_PAD_CTL,
- CD_DISABLE_MASK, SD_CD_EN_ONLY);
- }
-
- return card_exist;
-}
-
-static int rtl8411_conv_clk_and_div_n(int input, int dir)
-{
- int output;
-
- if (dir == CLK_TO_DIV_N)
- output = input * 4 / 5 - 2;
- else
- output = (input + 2) * 5 / 4;
-
- return output;
-}
-
-static const struct pcr_ops rtl8411_pcr_ops = {
- .fetch_vendor_settings = rtl8411_fetch_vendor_settings,
- .extra_init_hw = rtl8411_extra_init_hw,
- .optimize_phy = NULL,
- .turn_on_led = rtl8411_turn_on_led,
- .turn_off_led = rtl8411_turn_off_led,
- .enable_auto_blink = rtl8411_enable_auto_blink,
- .disable_auto_blink = rtl8411_disable_auto_blink,
- .card_power_on = rtl8411_card_power_on,
- .card_power_off = rtl8411_card_power_off,
- .switch_output_voltage = rtl8411_switch_output_voltage,
- .cd_deglitch = rtl8411_cd_deglitch,
- .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
- .force_power_down = rtl8411_force_power_down,
-};
-
-static const struct pcr_ops rtl8402_pcr_ops = {
- .fetch_vendor_settings = rtl8411_fetch_vendor_settings,
- .extra_init_hw = rtl8411_extra_init_hw,
- .optimize_phy = NULL,
- .turn_on_led = rtl8411_turn_on_led,
- .turn_off_led = rtl8411_turn_off_led,
- .enable_auto_blink = rtl8411_enable_auto_blink,
- .disable_auto_blink = rtl8411_disable_auto_blink,
- .card_power_on = rtl8411_card_power_on,
- .card_power_off = rtl8411_card_power_off,
- .switch_output_voltage = rtl8402_switch_output_voltage,
- .cd_deglitch = rtl8411_cd_deglitch,
- .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
- .force_power_down = rtl8411_force_power_down,
-};
-
-static const struct pcr_ops rtl8411b_pcr_ops = {
- .fetch_vendor_settings = rtl8411b_fetch_vendor_settings,
- .extra_init_hw = rtl8411b_extra_init_hw,
- .optimize_phy = NULL,
- .turn_on_led = rtl8411_turn_on_led,
- .turn_off_led = rtl8411_turn_off_led,
- .enable_auto_blink = rtl8411_enable_auto_blink,
- .disable_auto_blink = rtl8411_disable_auto_blink,
- .card_power_on = rtl8411_card_power_on,
- .card_power_off = rtl8411_card_power_off,
- .switch_output_voltage = rtl8411_switch_output_voltage,
- .cd_deglitch = rtl8411_cd_deglitch,
- .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
- .force_power_down = rtl8411_force_power_down,
-};
-
-/* SD Pull Control Enable:
- * SD_DAT[3:0] ==> pull up
- * SD_CD ==> pull up
- * SD_WP ==> pull up
- * SD_CMD ==> pull up
- * SD_CLK ==> pull down
- */
-static const u32 rtl8411_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xA9),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x09),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
- 0,
-};
-
-/* SD Pull Control Disable:
- * SD_DAT[3:0] ==> pull down
- * SD_CD ==> pull up
- * SD_WP ==> pull down
- * SD_CMD ==> pull down
- * SD_CLK ==> pull down
- */
-static const u32 rtl8411_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
- 0,
-};
-
-/* MS Pull Control Enable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rtl8411_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x05),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
- 0,
-};
-
-/* MS Pull Control Disable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rtl8411_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
- 0,
-};
-
-static const u32 rtl8411b_qfn64_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x09 | 0xD0),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn48_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x69 | 0x90),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x08 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn64_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn48_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn64_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x05 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn48_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn64_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static const u32 rtl8411b_qfn48_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
- 0,
-};
-
-static void rtl8411_init_common_params(struct rtsx_pcr *pcr)
-{
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
- pcr->num_slots = 2;
- pcr->flags = 0;
- pcr->card_drive_sel = RTL8411_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(23, 7, 14);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10);
- pcr->ic_version = rtl8411_get_ic_version(pcr);
-}
-
-void rtl8411_init_params(struct rtsx_pcr *pcr)
-{
- rtl8411_init_common_params(pcr);
- pcr->ops = &rtl8411_pcr_ops;
- set_pull_ctrl_tables(pcr, rtl8411);
-}
-
-void rtl8411b_init_params(struct rtsx_pcr *pcr)
-{
- rtl8411_init_common_params(pcr);
- pcr->ops = &rtl8411b_pcr_ops;
- if (rtl8411b_is_qfn48(pcr))
- set_pull_ctrl_tables(pcr, rtl8411b_qfn48);
- else
- set_pull_ctrl_tables(pcr, rtl8411b_qfn64);
-}
-
-void rtl8402_init_params(struct rtsx_pcr *pcr)
-{
- rtl8411_init_common_params(pcr);
- pcr->ops = &rtl8402_pcr_ops;
- set_pull_ctrl_tables(pcr, rtl8411);
-}
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/mfd/rtsx_pci.h>
-
-#include "rtsx_pcr.h"
-
-static u8 rts5209_get_ic_version(struct rtsx_pcr *pcr)
-{
- u8 val;
-
- val = rtsx_pci_readb(pcr, 0x1C);
- return val & 0x0F;
-}
-
-static void rts5209_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-
- if (rts5209_vendor_setting1_valid(reg)) {
- if (rts5209_reg_check_ms_pmos(reg))
- pcr->flags |= PCR_MS_PMOS;
- pcr->aspm_en = rts5209_reg_to_aspm(reg);
- }
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
-
- if (rts5209_vendor_setting2_valid(reg)) {
- pcr->sd30_drive_sel_1v8 =
- rts5209_reg_to_sd30_drive_sel_1v8(reg);
- pcr->sd30_drive_sel_3v3 =
- rts5209_reg_to_sd30_drive_sel_3v3(reg);
- pcr->card_drive_sel = rts5209_reg_to_card_drive_sel(reg);
- }
-}
-
-static void rts5209_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
-{
- rtsx_pci_write_register(pcr, FPDCTL, 0x07, 0x07);
-}
-
-static int rts5209_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rtsx_pci_init_cmd(pcr);
-
- /* Turn off LED */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_GPIO, 0xFF, 0x03);
- /* Reset ASPM state to default value */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
- /* Force CLKREQ# PIN to drive 0 to request clock */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x08, 0x08);
- /* Configure GPIO as output */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_GPIO_DIR, 0xFF, 0x03);
- /* Configure driving */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
- 0xFF, pcr->sd30_drive_sel_3v3);
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5209_optimize_phy(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_phy_register(pcr, 0x00, 0xB966);
-}
-
-static int rts5209_turn_on_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x00);
-}
-
-static int rts5209_turn_off_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x01);
-}
-
-static int rts5209_enable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0xFF, 0x0D);
-}
-
-static int rts5209_disable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0x08, 0x00);
-}
-
-static int rts5209_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- int err;
- u8 pwr_mask, partial_pwr_on, pwr_on;
-
- pwr_mask = SD_POWER_MASK;
- partial_pwr_on = SD_PARTIAL_POWER_ON;
- pwr_on = SD_POWER_ON;
-
- if ((pcr->flags & PCR_MS_PMOS) && (card == RTSX_MS_CARD)) {
- pwr_mask = MS_POWER_MASK;
- partial_pwr_on = MS_PARTIAL_POWER_ON;
- pwr_on = MS_POWER_ON;
- }
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- pwr_mask, partial_pwr_on);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x04);
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- /* To avoid too large in-rush current */
- udelay(150);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL, pwr_mask, pwr_on);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x00);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5209_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- u8 pwr_mask, pwr_off;
-
- pwr_mask = SD_POWER_MASK;
- pwr_off = SD_POWER_OFF;
-
- if ((pcr->flags & PCR_MS_PMOS) && (card == RTSX_MS_CARD)) {
- pwr_mask = MS_POWER_MASK;
- pwr_off = MS_POWER_OFF;
- }
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- pwr_mask | PMOS_STRG_MASK, pwr_off | PMOS_STRG_400mA);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x06);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5209_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- int err;
-
- if (voltage == OUTPUT_3V3) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
- if (err < 0)
- return err;
- } else if (voltage == OUTPUT_1V8) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
- if (err < 0)
- return err;
- } else {
- return -EINVAL;
- }
-
- return 0;
-}
-
-static const struct pcr_ops rts5209_pcr_ops = {
- .fetch_vendor_settings = rts5209_fetch_vendor_settings,
- .extra_init_hw = rts5209_extra_init_hw,
- .optimize_phy = rts5209_optimize_phy,
- .turn_on_led = rts5209_turn_on_led,
- .turn_off_led = rts5209_turn_off_led,
- .enable_auto_blink = rts5209_enable_auto_blink,
- .disable_auto_blink = rts5209_disable_auto_blink,
- .card_power_on = rts5209_card_power_on,
- .card_power_off = rts5209_card_power_off,
- .switch_output_voltage = rts5209_switch_output_voltage,
- .cd_deglitch = NULL,
- .conv_clk_and_div_n = NULL,
- .force_power_down = rts5209_force_power_down,
-};
-
-/* SD Pull Control Enable:
- * SD_DAT[3:0] ==> pull up
- * SD_CD ==> pull up
- * SD_WP ==> pull up
- * SD_CMD ==> pull up
- * SD_CLK ==> pull down
- */
-static const u32 rts5209_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
- 0,
-};
-
-/* SD Pull Control Disable:
- * SD_DAT[3:0] ==> pull down
- * SD_CD ==> pull up
- * SD_WP ==> pull down
- * SD_CMD ==> pull down
- * SD_CLK ==> pull down
- */
-static const u32 rts5209_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
- 0,
-};
-
-/* MS Pull Control Enable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5209_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-/* MS Pull Control Disable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5209_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-void rts5209_init_params(struct rtsx_pcr *pcr)
-{
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 |
- EXTRA_CAPS_SD_SDR104 | EXTRA_CAPS_MMC_8BIT;
- pcr->num_slots = 2;
- pcr->ops = &rts5209_pcr_ops;
-
- pcr->flags = 0;
- pcr->card_drive_sel = RTS5209_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 16);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5);
-
- pcr->ic_version = rts5209_get_ic_version(pcr);
- pcr->sd_pull_ctl_enable_tbl = rts5209_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl = rts5209_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl = rts5209_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl = rts5209_ms_pull_ctl_disable_tbl;
-}
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- * Roger Tseng <rogerable@realtek.com>
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/mfd/rtsx_pci.h>
-
-#include "rtsx_pcr.h"
-
-static u8 rts5227_get_ic_version(struct rtsx_pcr *pcr)
-{
- u8 val;
-
- rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
- return val & 0x0F;
-}
-
-static void rts5227_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
-{
- u8 driving_3v3[4][3] = {
- {0x13, 0x13, 0x13},
- {0x96, 0x96, 0x96},
- {0x7F, 0x7F, 0x7F},
- {0x96, 0x96, 0x96},
- };
- u8 driving_1v8[4][3] = {
- {0x99, 0x99, 0x99},
- {0xAA, 0xAA, 0xAA},
- {0xFE, 0xFE, 0xFE},
- {0xB3, 0xB3, 0xB3},
- };
- u8 (*driving)[3], drive_sel;
-
- if (voltage == OUTPUT_3V3) {
- driving = driving_3v3;
- drive_sel = pcr->sd30_drive_sel_3v3;
- } else {
- driving = driving_1v8;
- drive_sel = pcr->sd30_drive_sel_1v8;
- }
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CLK_DRIVE_SEL,
- 0xFF, driving[drive_sel][0]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CMD_DRIVE_SEL,
- 0xFF, driving[drive_sel][1]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DAT_DRIVE_SEL,
- 0xFF, driving[drive_sel][2]);
-}
-
-static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-
- if (!rtsx_vendor_setting_valid(reg))
- return;
-
- pcr->aspm_en = rtsx_reg_to_aspm(reg);
- pcr->sd30_drive_sel_1v8 = rtsx_reg_to_sd30_drive_sel_1v8(reg);
- pcr->card_drive_sel &= 0x3F;
- pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
- pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
- if (rtsx_reg_check_reverse_socket(reg))
- pcr->flags |= PCR_REVERSE_SOCKET;
-}
-
-static void rts5227_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
-{
- /* Set relink_time to 0 */
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
-
- if (pm_state == HOST_ENTER_S3)
- rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10);
-
- rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
-}
-
-static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
-{
- u16 cap;
-
- rtsx_pci_init_cmd(pcr);
-
- /* Configure GPIO as output */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
- /* Reset ASPM state to default value */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
- /* Switch LDO3318 source from DV33 to card_3v3 */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
- /* LED shine disabled, set initial shine cycle period */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
- /* Configure LTR */
- pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &cap);
- if (cap & PCI_EXP_DEVCTL2_LTR_EN)
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LTR_CTL, 0xFF, 0xA3);
- /* Configure OBFF */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OBFF_CFG, 0x03, 0x03);
- /* Configure driving */
- rts5227_fill_driving(pcr, OUTPUT_3V3);
- /* Configure force_clock_req */
- if (pcr->flags & PCR_REVERSE_SOCKET)
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0xB8);
- else
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0x88);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, pcr->reg_pm_ctrl3, 0x10, 0x00);
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5227_optimize_phy(struct rtsx_pcr *pcr)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, PM_CTRL3, D3_DELINK_MODE_EN, 0x00);
- if (err < 0)
- return err;
-
- /* Optimize RX sensitivity */
- return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42);
-}
-
-static int rts5227_turn_on_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
-}
-
-static int rts5227_turn_off_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
-}
-
-static int rts5227_enable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
-}
-
-static int rts5227_disable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
-}
-
-static int rts5227_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- int err;
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_PARTIAL_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x02);
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- /* To avoid too large in-rush current */
- udelay(150);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x06);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5227_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK | PMOS_STRG_MASK,
- SD_POWER_OFF | PMOS_STRG_400mA);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0X00);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5227_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- int err;
-
- if (voltage == OUTPUT_3V3) {
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
- if (err < 0)
- return err;
- } else if (voltage == OUTPUT_1V8) {
- err = rtsx_pci_write_phy_register(pcr, 0x11, 0x3C02);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C80 | 0x24);
- if (err < 0)
- return err;
- } else {
- return -EINVAL;
- }
-
- /* set pad drive */
- rtsx_pci_init_cmd(pcr);
- rts5227_fill_driving(pcr, voltage);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static const struct pcr_ops rts5227_pcr_ops = {
- .fetch_vendor_settings = rts5227_fetch_vendor_settings,
- .extra_init_hw = rts5227_extra_init_hw,
- .optimize_phy = rts5227_optimize_phy,
- .turn_on_led = rts5227_turn_on_led,
- .turn_off_led = rts5227_turn_off_led,
- .enable_auto_blink = rts5227_enable_auto_blink,
- .disable_auto_blink = rts5227_disable_auto_blink,
- .card_power_on = rts5227_card_power_on,
- .card_power_off = rts5227_card_power_off,
- .switch_output_voltage = rts5227_switch_output_voltage,
- .cd_deglitch = NULL,
- .conv_clk_and_div_n = NULL,
- .force_power_down = rts5227_force_power_down,
-};
-
-/* SD Pull Control Enable:
- * SD_DAT[3:0] ==> pull up
- * SD_CD ==> pull up
- * SD_WP ==> pull up
- * SD_CMD ==> pull up
- * SD_CLK ==> pull down
- */
-static const u32 rts5227_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
- 0,
-};
-
-/* SD Pull Control Disable:
- * SD_DAT[3:0] ==> pull down
- * SD_CD ==> pull up
- * SD_WP ==> pull down
- * SD_CMD ==> pull down
- * SD_CLK ==> pull down
- */
-static const u32 rts5227_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
- 0,
-};
-
-/* MS Pull Control Enable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5227_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-/* MS Pull Control Disable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5227_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-void rts5227_init_params(struct rtsx_pcr *pcr)
-{
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
- pcr->num_slots = 2;
- pcr->ops = &rts5227_pcr_ops;
-
- pcr->flags = 0;
- pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 7, 7);
-
- pcr->ic_version = rts5227_get_ic_version(pcr);
- pcr->sd_pull_ctl_enable_tbl = rts5227_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl = rts5227_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl = rts5227_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl = rts5227_ms_pull_ctl_disable_tbl;
-
- pcr->reg_pm_ctrl3 = PM_CTRL3;
-}
-
-static int rts522a_optimize_phy(struct rtsx_pcr *pcr)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, RTS522A_PM_CTRL3, D3_DELINK_MODE_EN,
- 0x00);
- if (err < 0)
- return err;
-
- if (is_version(pcr, 0x522A, IC_VER_A)) {
- err = rtsx_pci_write_phy_register(pcr, PHY_RCR2,
- PHY_RCR2_INIT_27S);
- if (err)
- return err;
-
- rtsx_pci_write_phy_register(pcr, PHY_RCR1, PHY_RCR1_INIT_27S);
- rtsx_pci_write_phy_register(pcr, PHY_FLD0, PHY_FLD0_INIT_27S);
- rtsx_pci_write_phy_register(pcr, PHY_FLD3, PHY_FLD3_INIT_27S);
- rtsx_pci_write_phy_register(pcr, PHY_FLD4, PHY_FLD4_INIT_27S);
- }
-
- return 0;
-}
-
-static int rts522a_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rts5227_extra_init_hw(pcr);
-
- rtsx_pci_write_register(pcr, FUNC_FORCE_CTL, FUNC_FORCE_UPME_XMT_DBG,
- FUNC_FORCE_UPME_XMT_DBG);
- rtsx_pci_write_register(pcr, PCLK_CTL, 0x04, 0x04);
- rtsx_pci_write_register(pcr, PM_EVENT_DEBUG, PME_DEBUG_0, PME_DEBUG_0);
- rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 0xFF, 0x11);
-
- return 0;
-}
-
-/* rts522a operations mainly derived from rts5227, except phy/hw init setting.
- */
-static const struct pcr_ops rts522a_pcr_ops = {
- .fetch_vendor_settings = rts5227_fetch_vendor_settings,
- .extra_init_hw = rts522a_extra_init_hw,
- .optimize_phy = rts522a_optimize_phy,
- .turn_on_led = rts5227_turn_on_led,
- .turn_off_led = rts5227_turn_off_led,
- .enable_auto_blink = rts5227_enable_auto_blink,
- .disable_auto_blink = rts5227_disable_auto_blink,
- .card_power_on = rts5227_card_power_on,
- .card_power_off = rts5227_card_power_off,
- .switch_output_voltage = rts5227_switch_output_voltage,
- .cd_deglitch = NULL,
- .conv_clk_and_div_n = NULL,
- .force_power_down = rts5227_force_power_down,
-};
-
-void rts522a_init_params(struct rtsx_pcr *pcr)
-{
- rts5227_init_params(pcr);
-
- pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3;
-}
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/mfd/rtsx_pci.h>
-
-#include "rtsx_pcr.h"
-
-static u8 rts5229_get_ic_version(struct rtsx_pcr *pcr)
-{
- u8 val;
-
- rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
- return val & 0x0F;
-}
-
-static void rts5229_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-
- if (!rtsx_vendor_setting_valid(reg))
- return;
-
- pcr->aspm_en = rtsx_reg_to_aspm(reg);
- pcr->sd30_drive_sel_1v8 =
- map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg));
- pcr->card_drive_sel &= 0x3F;
- pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
- pcr->sd30_drive_sel_3v3 =
- map_sd_drive(rtsx_reg_to_sd30_drive_sel_3v3(reg));
-}
-
-static void rts5229_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
-{
- rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
-}
-
-static int rts5229_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rtsx_pci_init_cmd(pcr);
-
- /* Configure GPIO as output */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
- /* Reset ASPM state to default value */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
- /* Force CLKREQ# PIN to drive 0 to request clock */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x08, 0x08);
- /* Switch LDO3318 source from DV33 to card_3v3 */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
- /* LED shine disabled, set initial shine cycle period */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
- /* Configure driving */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
- 0xFF, pcr->sd30_drive_sel_3v3);
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5229_optimize_phy(struct rtsx_pcr *pcr)
-{
- /* Optimize RX sensitivity */
- return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42);
-}
-
-static int rts5229_turn_on_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
-}
-
-static int rts5229_turn_off_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
-}
-
-static int rts5229_enable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
-}
-
-static int rts5229_disable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
-}
-
-static int rts5229_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- int err;
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_PARTIAL_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x02);
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- /* To avoid too large in-rush current */
- udelay(150);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x06);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5229_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK | PMOS_STRG_MASK,
- SD_POWER_OFF | PMOS_STRG_400mA);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x00);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts5229_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- int err;
-
- if (voltage == OUTPUT_3V3) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
- if (err < 0)
- return err;
- } else if (voltage == OUTPUT_1V8) {
- err = rtsx_pci_write_register(pcr,
- SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
- if (err < 0)
- return err;
- } else {
- return -EINVAL;
- }
-
- return 0;
-}
-
-static const struct pcr_ops rts5229_pcr_ops = {
- .fetch_vendor_settings = rts5229_fetch_vendor_settings,
- .extra_init_hw = rts5229_extra_init_hw,
- .optimize_phy = rts5229_optimize_phy,
- .turn_on_led = rts5229_turn_on_led,
- .turn_off_led = rts5229_turn_off_led,
- .enable_auto_blink = rts5229_enable_auto_blink,
- .disable_auto_blink = rts5229_disable_auto_blink,
- .card_power_on = rts5229_card_power_on,
- .card_power_off = rts5229_card_power_off,
- .switch_output_voltage = rts5229_switch_output_voltage,
- .cd_deglitch = NULL,
- .conv_clk_and_div_n = NULL,
- .force_power_down = rts5229_force_power_down,
-};
-
-/* SD Pull Control Enable:
- * SD_DAT[3:0] ==> pull up
- * SD_CD ==> pull up
- * SD_WP ==> pull up
- * SD_CMD ==> pull up
- * SD_CLK ==> pull down
- */
-static const u32 rts5229_sd_pull_ctl_enable_tbl1[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
- 0,
-};
-
-/* For RTS5229 version C */
-static const u32 rts5229_sd_pull_ctl_enable_tbl2[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD9),
- 0,
-};
-
-/* SD Pull Control Disable:
- * SD_DAT[3:0] ==> pull down
- * SD_CD ==> pull up
- * SD_WP ==> pull down
- * SD_CMD ==> pull down
- * SD_CLK ==> pull down
- */
-static const u32 rts5229_sd_pull_ctl_disable_tbl1[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
- 0,
-};
-
-/* For RTS5229 version C */
-static const u32 rts5229_sd_pull_ctl_disable_tbl2[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE5),
- 0,
-};
-
-/* MS Pull Control Enable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5229_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-/* MS Pull Control Disable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5229_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-void rts5229_init_params(struct rtsx_pcr *pcr)
-{
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
- pcr->num_slots = 2;
- pcr->ops = &rts5229_pcr_ops;
-
- pcr->flags = 0;
- pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 6, 6);
-
- pcr->ic_version = rts5229_get_ic_version(pcr);
- if (pcr->ic_version == IC_VER_C) {
- pcr->sd_pull_ctl_enable_tbl = rts5229_sd_pull_ctl_enable_tbl2;
- pcr->sd_pull_ctl_disable_tbl = rts5229_sd_pull_ctl_disable_tbl2;
- } else {
- pcr->sd_pull_ctl_enable_tbl = rts5229_sd_pull_ctl_enable_tbl1;
- pcr->sd_pull_ctl_disable_tbl = rts5229_sd_pull_ctl_disable_tbl1;
- }
- pcr->ms_pull_ctl_enable_tbl = rts5229_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl = rts5229_ms_pull_ctl_disable_tbl;
-}
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/mfd/rtsx_pci.h>
-
-#include "rtsx_pcr.h"
-
-static u8 rts5249_get_ic_version(struct rtsx_pcr *pcr)
-{
- u8 val;
-
- rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
- return val & 0x0F;
-}
-
-static void rts5249_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
-{
- u8 driving_3v3[4][3] = {
- {0x11, 0x11, 0x18},
- {0x55, 0x55, 0x5C},
- {0xFF, 0xFF, 0xFF},
- {0x96, 0x96, 0x96},
- };
- u8 driving_1v8[4][3] = {
- {0xC4, 0xC4, 0xC4},
- {0x3C, 0x3C, 0x3C},
- {0xFE, 0xFE, 0xFE},
- {0xB3, 0xB3, 0xB3},
- };
- u8 (*driving)[3], drive_sel;
-
- if (voltage == OUTPUT_3V3) {
- driving = driving_3v3;
- drive_sel = pcr->sd30_drive_sel_3v3;
- } else {
- driving = driving_1v8;
- drive_sel = pcr->sd30_drive_sel_1v8;
- }
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CLK_DRIVE_SEL,
- 0xFF, driving[drive_sel][0]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CMD_DRIVE_SEL,
- 0xFF, driving[drive_sel][1]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DAT_DRIVE_SEL,
- 0xFF, driving[drive_sel][2]);
-}
-
-static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
-{
- u32 reg;
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-
- if (!rtsx_vendor_setting_valid(reg)) {
- pcr_dbg(pcr, "skip fetch vendor setting\n");
- return;
- }
-
- pcr->aspm_en = rtsx_reg_to_aspm(reg);
- pcr->sd30_drive_sel_1v8 = rtsx_reg_to_sd30_drive_sel_1v8(reg);
- pcr->card_drive_sel &= 0x3F;
- pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
-
- rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
- pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
- pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
- if (rtsx_reg_check_reverse_socket(reg))
- pcr->flags |= PCR_REVERSE_SOCKET;
-}
-
-static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
-{
- /* Set relink_time to 0 */
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
- rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
-
- if (pm_state == HOST_ENTER_S3)
- rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
- D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
-
- rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
-}
-
-static void rts5249_init_from_cfg(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &(pcr->option);
- u32 lval;
-
- if (CHK_PCI_PID(pcr, PID_524A))
- rtsx_pci_read_config_dword(pcr,
- PCR_ASPM_SETTING_REG1, &lval);
- else
- rtsx_pci_read_config_dword(pcr,
- PCR_ASPM_SETTING_REG2, &lval);
-
- if (lval & ASPM_L1_1_EN_MASK)
- rtsx_set_dev_flag(pcr, ASPM_L1_1_EN);
-
- if (lval & ASPM_L1_2_EN_MASK)
- rtsx_set_dev_flag(pcr, ASPM_L1_2_EN);
-
- if (lval & PM_L1_1_EN_MASK)
- rtsx_set_dev_flag(pcr, PM_L1_1_EN);
-
- if (lval & PM_L1_2_EN_MASK)
- rtsx_set_dev_flag(pcr, PM_L1_2_EN);
-
- if (option->ltr_en) {
- u16 val;
-
- pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val);
- if (val & PCI_EXP_DEVCTL2_LTR_EN) {
- option->ltr_enabled = true;
- option->ltr_active = true;
- rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
- } else {
- option->ltr_enabled = false;
- }
- }
-}
-
-static int rts5249_init_from_hw(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &(pcr->option);
-
- if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
- | PM_L1_1_EN | PM_L1_2_EN))
- option->force_clkreq_0 = false;
- else
- option->force_clkreq_0 = true;
-
- return 0;
-}
-
-static int rts5249_extra_init_hw(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &(pcr->option);
-
- rts5249_init_from_cfg(pcr);
- rts5249_init_from_hw(pcr);
-
- rtsx_pci_init_cmd(pcr);
-
- /* Rest L1SUB Config */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, L1SUB_CONFIG3, 0xFF, 0x00);
- /* Configure GPIO as output */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
- /* Reset ASPM state to default value */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
- /* Switch LDO3318 source from DV33 to card_3v3 */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
- /* LED shine disabled, set initial shine cycle period */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
- /* Configure driving */
- rts5249_fill_driving(pcr, OUTPUT_3V3);
- if (pcr->flags & PCR_REVERSE_SOCKET)
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB0, 0xB0);
- else
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB0, 0x80);
-
- /*
- * If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
- * to drive low, and we forcibly request clock.
- */
- if (option->force_clkreq_0)
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
- FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
- else
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
- FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
-
- return rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
-}
-
-static int rts5249_optimize_phy(struct rtsx_pcr *pcr)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, PM_CTRL3, D3_DELINK_MODE_EN, 0x00);
- if (err < 0)
- return err;
-
- err = rtsx_pci_write_phy_register(pcr, PHY_REV,
- PHY_REV_RESV | PHY_REV_RXIDLE_LATCHED |
- PHY_REV_P1_EN | PHY_REV_RXIDLE_EN |
- PHY_REV_CLKREQ_TX_EN | PHY_REV_RX_PWST |
- PHY_REV_CLKREQ_DT_1_0 | PHY_REV_STOP_CLKRD |
- PHY_REV_STOP_CLKWR);
- if (err < 0)
- return err;
-
- msleep(1);
-
- err = rtsx_pci_write_phy_register(pcr, PHY_BPCR,
- PHY_BPCR_IBRXSEL | PHY_BPCR_IBTXSEL |
- PHY_BPCR_IB_FILTER | PHY_BPCR_CMIRROR_EN);
- if (err < 0)
- return err;
-
- err = rtsx_pci_write_phy_register(pcr, PHY_PCR,
- PHY_PCR_FORCE_CODE | PHY_PCR_OOBS_CALI_50 |
- PHY_PCR_OOBS_VCM_08 | PHY_PCR_OOBS_SEN_90 |
- PHY_PCR_RSSI_EN | PHY_PCR_RX10K);
- if (err < 0)
- return err;
-
- err = rtsx_pci_write_phy_register(pcr, PHY_RCR2,
- PHY_RCR2_EMPHASE_EN | PHY_RCR2_NADJR |
- PHY_RCR2_CDR_SR_2 | PHY_RCR2_FREQSEL_12 |
- PHY_RCR2_CDR_SC_12P | PHY_RCR2_CALIB_LATE);
- if (err < 0)
- return err;
-
- err = rtsx_pci_write_phy_register(pcr, PHY_FLD4,
- PHY_FLD4_FLDEN_SEL | PHY_FLD4_REQ_REF |
- PHY_FLD4_RXAMP_OFF | PHY_FLD4_REQ_ADDA |
- PHY_FLD4_BER_COUNT | PHY_FLD4_BER_TIMER |
- PHY_FLD4_BER_CHK_EN);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, PHY_RDR,
- PHY_RDR_RXDSEL_1_9 | PHY_SSC_AUTO_PWD);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, PHY_RCR1,
- PHY_RCR1_ADP_TIME_4 | PHY_RCR1_VCO_COARSE);
- if (err < 0)
- return err;
- err = rtsx_pci_write_phy_register(pcr, PHY_FLD3,
- PHY_FLD3_TIMER_4 | PHY_FLD3_TIMER_6 |
- PHY_FLD3_RXDELINK);
- if (err < 0)
- return err;
-
- return rtsx_pci_write_phy_register(pcr, PHY_TUNE,
- PHY_TUNE_TUNEREF_1_0 | PHY_TUNE_VBGSEL_1252 |
- PHY_TUNE_SDBUS_33 | PHY_TUNE_TUNED18 |
- PHY_TUNE_TUNED12 | PHY_TUNE_TUNEA12);
-}
-
-static int rtsx_base_turn_on_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
-}
-
-static int rtsx_base_turn_off_led(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
-}
-
-static int rtsx_base_enable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
-}
-
-static int rtsx_base_disable_auto_blink(struct rtsx_pcr *pcr)
-{
- return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
-}
-
-static int rtsx_base_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- int err;
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_VCC_PARTIAL_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x02);
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- msleep(5);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_VCC_POWER_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x06);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rtsx_base_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_POWER_OFF);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x00);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rtsx_base_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- int err;
- u16 append;
-
- switch (voltage) {
- case OUTPUT_3V3:
- err = rtsx_pci_update_phy(pcr, PHY_TUNE, PHY_TUNE_VOLTAGE_MASK,
- PHY_TUNE_VOLTAGE_3V3);
- if (err < 0)
- return err;
- break;
- case OUTPUT_1V8:
- append = PHY_TUNE_D18_1V8;
- if (CHK_PCI_PID(pcr, 0x5249)) {
- err = rtsx_pci_update_phy(pcr, PHY_BACR,
- PHY_BACR_BASIC_MASK, 0);
- if (err < 0)
- return err;
- append = PHY_TUNE_D18_1V7;
- }
-
- err = rtsx_pci_update_phy(pcr, PHY_TUNE, PHY_TUNE_VOLTAGE_MASK,
- append);
- if (err < 0)
- return err;
- break;
- default:
- pcr_dbg(pcr, "unknown output voltage %d\n", voltage);
- return -EINVAL;
- }
-
- /* set pad drive */
- rtsx_pci_init_cmd(pcr);
- rts5249_fill_driving(pcr, voltage);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static void rts5249_set_aspm(struct rtsx_pcr *pcr, bool enable)
-{
- struct rtsx_cr_option *option = &pcr->option;
- u8 val = 0;
-
- if (pcr->aspm_enabled == enable)
- return;
-
- if (option->dev_aspm_mode == DEV_ASPM_DYNAMIC) {
- if (enable)
- val = pcr->aspm_en;
- rtsx_pci_update_cfg_byte(pcr,
- pcr->pcie_cap + PCI_EXP_LNKCTL,
- ASPM_MASK_NEG, val);
- } else if (option->dev_aspm_mode == DEV_ASPM_BACKDOOR) {
- u8 mask = FORCE_ASPM_VAL_MASK | FORCE_ASPM_CTL0;
-
- if (!enable)
- val = FORCE_ASPM_CTL0;
- rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
- }
-
- pcr->aspm_enabled = enable;
-}
-
-static const struct pcr_ops rts5249_pcr_ops = {
- .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
- .extra_init_hw = rts5249_extra_init_hw,
- .optimize_phy = rts5249_optimize_phy,
- .turn_on_led = rtsx_base_turn_on_led,
- .turn_off_led = rtsx_base_turn_off_led,
- .enable_auto_blink = rtsx_base_enable_auto_blink,
- .disable_auto_blink = rtsx_base_disable_auto_blink,
- .card_power_on = rtsx_base_card_power_on,
- .card_power_off = rtsx_base_card_power_off,
- .switch_output_voltage = rtsx_base_switch_output_voltage,
- .force_power_down = rtsx_base_force_power_down,
- .set_aspm = rts5249_set_aspm,
-};
-
-/* SD Pull Control Enable:
- * SD_DAT[3:0] ==> pull up
- * SD_CD ==> pull up
- * SD_WP ==> pull up
- * SD_CMD ==> pull up
- * SD_CLK ==> pull down
- */
-static const u32 rts5249_sd_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x66),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0xAA),
- 0,
-};
-
-/* SD Pull Control Disable:
- * SD_DAT[3:0] ==> pull down
- * SD_CD ==> pull up
- * SD_WP ==> pull down
- * SD_CMD ==> pull down
- * SD_CLK ==> pull down
- */
-static const u32 rts5249_sd_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL1, 0x66),
- RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
- 0,
-};
-
-/* MS Pull Control Enable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5249_ms_pull_ctl_enable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-/* MS Pull Control Disable:
- * MS CD ==> pull up
- * others ==> pull down
- */
-static const u32 rts5249_ms_pull_ctl_disable_tbl[] = {
- RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
- RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
- 0,
-};
-
-void rts5249_init_params(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &(pcr->option);
-
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
- pcr->num_slots = 2;
- pcr->ops = &rts5249_pcr_ops;
-
- pcr->flags = 0;
- pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(1, 29, 16);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5);
-
- pcr->ic_version = rts5249_get_ic_version(pcr);
- pcr->sd_pull_ctl_enable_tbl = rts5249_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl = rts5249_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl = rts5249_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl = rts5249_ms_pull_ctl_disable_tbl;
-
- pcr->reg_pm_ctrl3 = PM_CTRL3;
-
- option->dev_flags = (LTR_L1SS_PWR_GATE_CHECK_CARD_EN
- | LTR_L1SS_PWR_GATE_EN);
- option->ltr_en = true;
-
- /* Init latency of active, idle, L1OFF to 60us, 300us, 3ms */
- option->ltr_active_latency = LTR_ACTIVE_LATENCY_DEF;
- option->ltr_idle_latency = LTR_IDLE_LATENCY_DEF;
- option->ltr_l1off_latency = LTR_L1OFF_LATENCY_DEF;
- option->dev_aspm_mode = DEV_ASPM_DYNAMIC;
- option->l1_snooze_delay = L1_SNOOZE_DELAY_DEF;
- option->ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5249_DEF;
- option->ltr_l1off_snooze_sspwrgate =
- LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF;
-}
-
-static int rts524a_write_phy(struct rtsx_pcr *pcr, u8 addr, u16 val)
-{
- addr = addr & 0x80 ? (addr & 0x7F) | 0x40 : addr;
-
- return __rtsx_pci_write_phy_register(pcr, addr, val);
-}
-
-static int rts524a_read_phy(struct rtsx_pcr *pcr, u8 addr, u16 *val)
-{
- addr = addr & 0x80 ? (addr & 0x7F) | 0x40 : addr;
-
- return __rtsx_pci_read_phy_register(pcr, addr, val);
-}
-
-static int rts524a_optimize_phy(struct rtsx_pcr *pcr)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, RTS524A_PM_CTRL3,
- D3_DELINK_MODE_EN, 0x00);
- if (err < 0)
- return err;
-
- rtsx_pci_write_phy_register(pcr, PHY_PCR,
- PHY_PCR_FORCE_CODE | PHY_PCR_OOBS_CALI_50 |
- PHY_PCR_OOBS_VCM_08 | PHY_PCR_OOBS_SEN_90 | PHY_PCR_RSSI_EN);
- rtsx_pci_write_phy_register(pcr, PHY_SSCCR3,
- PHY_SSCCR3_STEP_IN | PHY_SSCCR3_CHECK_DELAY);
-
- if (is_version(pcr, 0x524A, IC_VER_A)) {
- rtsx_pci_write_phy_register(pcr, PHY_SSCCR3,
- PHY_SSCCR3_STEP_IN | PHY_SSCCR3_CHECK_DELAY);
- rtsx_pci_write_phy_register(pcr, PHY_SSCCR2,
- PHY_SSCCR2_PLL_NCODE | PHY_SSCCR2_TIME0 |
- PHY_SSCCR2_TIME2_WIDTH);
- rtsx_pci_write_phy_register(pcr, PHY_ANA1A,
- PHY_ANA1A_TXR_LOOPBACK | PHY_ANA1A_RXT_BIST |
- PHY_ANA1A_TXR_BIST | PHY_ANA1A_REV);
- rtsx_pci_write_phy_register(pcr, PHY_ANA1D,
- PHY_ANA1D_DEBUG_ADDR);
- rtsx_pci_write_phy_register(pcr, PHY_DIG1E,
- PHY_DIG1E_REV | PHY_DIG1E_D0_X_D1 |
- PHY_DIG1E_RX_ON_HOST | PHY_DIG1E_RCLK_REF_HOST |
- PHY_DIG1E_RCLK_TX_EN_KEEP |
- PHY_DIG1E_RCLK_TX_TERM_KEEP |
- PHY_DIG1E_RCLK_RX_EIDLE_ON | PHY_DIG1E_TX_TERM_KEEP |
- PHY_DIG1E_RX_TERM_KEEP | PHY_DIG1E_TX_EN_KEEP |
- PHY_DIG1E_RX_EN_KEEP);
- }
-
- rtsx_pci_write_phy_register(pcr, PHY_ANA08,
- PHY_ANA08_RX_EQ_DCGAIN | PHY_ANA08_SEL_RX_EN |
- PHY_ANA08_RX_EQ_VAL | PHY_ANA08_SCP | PHY_ANA08_SEL_IPI);
-
- return 0;
-}
-
-static int rts524a_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rts5249_extra_init_hw(pcr);
-
- rtsx_pci_write_register(pcr, FUNC_FORCE_CTL,
- FORCE_ASPM_L1_EN, FORCE_ASPM_L1_EN);
- rtsx_pci_write_register(pcr, PM_EVENT_DEBUG, PME_DEBUG_0, PME_DEBUG_0);
- rtsx_pci_write_register(pcr, LDO_VCC_CFG1, LDO_VCC_LMT_EN,
- LDO_VCC_LMT_EN);
- rtsx_pci_write_register(pcr, PCLK_CTL, PCLK_MODE_SEL, PCLK_MODE_SEL);
- if (is_version(pcr, 0x524A, IC_VER_A)) {
- rtsx_pci_write_register(pcr, LDO_DV18_CFG,
- LDO_DV18_SR_MASK, LDO_DV18_SR_DF);
- rtsx_pci_write_register(pcr, LDO_VCC_CFG1,
- LDO_VCC_REF_TUNE_MASK, LDO_VCC_REF_1V2);
- rtsx_pci_write_register(pcr, LDO_VIO_CFG,
- LDO_VIO_REF_TUNE_MASK, LDO_VIO_REF_1V2);
- rtsx_pci_write_register(pcr, LDO_VIO_CFG,
- LDO_VIO_SR_MASK, LDO_VIO_SR_DF);
- rtsx_pci_write_register(pcr, LDO_DV12S_CFG,
- LDO_REF12_TUNE_MASK, LDO_REF12_TUNE_DF);
- rtsx_pci_write_register(pcr, SD40_LDO_CTL1,
- SD40_VIO_TUNE_MASK, SD40_VIO_TUNE_1V7);
- }
-
- return 0;
-}
-
-static void rts5250_set_l1off_cfg_sub_d0(struct rtsx_pcr *pcr, int active)
-{
- struct rtsx_cr_option *option = &(pcr->option);
-
- u32 interrupt = rtsx_pci_readl(pcr, RTSX_BIPR);
- int card_exist = (interrupt & SD_EXIST) | (interrupt & MS_EXIST);
- int aspm_L1_1, aspm_L1_2;
- u8 val = 0;
-
- aspm_L1_1 = rtsx_check_dev_flag(pcr, ASPM_L1_1_EN);
- aspm_L1_2 = rtsx_check_dev_flag(pcr, ASPM_L1_2_EN);
-
- if (active) {
- /* Run, latency: 60us */
- if (aspm_L1_1)
- val = option->ltr_l1off_snooze_sspwrgate;
- } else {
- /* L1off, latency: 300us */
- if (aspm_L1_2)
- val = option->ltr_l1off_sspwrgate;
- }
-
- if (aspm_L1_1 || aspm_L1_2) {
- if (rtsx_check_dev_flag(pcr,
- LTR_L1SS_PWR_GATE_CHECK_CARD_EN)) {
- if (card_exist)
- val &= ~L1OFF_MBIAS2_EN_5250;
- else
- val |= L1OFF_MBIAS2_EN_5250;
- }
- }
- rtsx_set_l1off_sub(pcr, val);
-}
-
-static const struct pcr_ops rts524a_pcr_ops = {
- .write_phy = rts524a_write_phy,
- .read_phy = rts524a_read_phy,
- .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
- .extra_init_hw = rts524a_extra_init_hw,
- .optimize_phy = rts524a_optimize_phy,
- .turn_on_led = rtsx_base_turn_on_led,
- .turn_off_led = rtsx_base_turn_off_led,
- .enable_auto_blink = rtsx_base_enable_auto_blink,
- .disable_auto_blink = rtsx_base_disable_auto_blink,
- .card_power_on = rtsx_base_card_power_on,
- .card_power_off = rtsx_base_card_power_off,
- .switch_output_voltage = rtsx_base_switch_output_voltage,
- .force_power_down = rtsx_base_force_power_down,
- .set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
- .set_aspm = rts5249_set_aspm,
-};
-
-void rts524a_init_params(struct rtsx_pcr *pcr)
-{
- rts5249_init_params(pcr);
- pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF;
- pcr->option.ltr_l1off_snooze_sspwrgate =
- LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF;
-
- pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
- pcr->ops = &rts524a_pcr_ops;
-}
-
-static int rts525a_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- rtsx_pci_write_register(pcr, LDO_VCC_CFG1,
- LDO_VCC_TUNE_MASK, LDO_VCC_3V3);
- return rtsx_base_card_power_on(pcr, card);
-}
-
-static int rts525a_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- switch (voltage) {
- case OUTPUT_3V3:
- rtsx_pci_write_register(pcr, LDO_CONFIG2,
- LDO_D3318_MASK, LDO_D3318_33V);
- rtsx_pci_write_register(pcr, SD_PAD_CTL, SD_IO_USING_1V8, 0);
- break;
- case OUTPUT_1V8:
- rtsx_pci_write_register(pcr, LDO_CONFIG2,
- LDO_D3318_MASK, LDO_D3318_18V);
- rtsx_pci_write_register(pcr, SD_PAD_CTL, SD_IO_USING_1V8,
- SD_IO_USING_1V8);
- break;
- default:
- return -EINVAL;
- }
-
- rtsx_pci_init_cmd(pcr);
- rts5249_fill_driving(pcr, voltage);
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-static int rts525a_optimize_phy(struct rtsx_pcr *pcr)
-{
- int err;
-
- err = rtsx_pci_write_register(pcr, RTS524A_PM_CTRL3,
- D3_DELINK_MODE_EN, 0x00);
- if (err < 0)
- return err;
-
- rtsx_pci_write_phy_register(pcr, _PHY_FLD0,
- _PHY_FLD0_CLK_REQ_20C | _PHY_FLD0_RX_IDLE_EN |
- _PHY_FLD0_BIT_ERR_RSTN | _PHY_FLD0_BER_COUNT |
- _PHY_FLD0_BER_TIMER | _PHY_FLD0_CHECK_EN);
-
- rtsx_pci_write_phy_register(pcr, _PHY_ANA03,
- _PHY_ANA03_TIMER_MAX | _PHY_ANA03_OOBS_DEB_EN |
- _PHY_CMU_DEBUG_EN);
-
- if (is_version(pcr, 0x525A, IC_VER_A))
- rtsx_pci_write_phy_register(pcr, _PHY_REV0,
- _PHY_REV0_FILTER_OUT | _PHY_REV0_CDR_BYPASS_PFD |
- _PHY_REV0_CDR_RX_IDLE_BYPASS);
-
- return 0;
-}
-
-static int rts525a_extra_init_hw(struct rtsx_pcr *pcr)
-{
- rts5249_extra_init_hw(pcr);
-
- rtsx_pci_write_register(pcr, PCLK_CTL, PCLK_MODE_SEL, PCLK_MODE_SEL);
- if (is_version(pcr, 0x525A, IC_VER_A)) {
- rtsx_pci_write_register(pcr, L1SUB_CONFIG2,
- L1SUB_AUTO_CFG, L1SUB_AUTO_CFG);
- rtsx_pci_write_register(pcr, RREF_CFG,
- RREF_VBGSEL_MASK, RREF_VBGSEL_1V25);
- rtsx_pci_write_register(pcr, LDO_VIO_CFG,
- LDO_VIO_TUNE_MASK, LDO_VIO_1V7);
- rtsx_pci_write_register(pcr, LDO_DV12S_CFG,
- LDO_D12_TUNE_MASK, LDO_D12_TUNE_DF);
- rtsx_pci_write_register(pcr, LDO_AV12S_CFG,
- LDO_AV12S_TUNE_MASK, LDO_AV12S_TUNE_DF);
- rtsx_pci_write_register(pcr, LDO_VCC_CFG0,
- LDO_VCC_LMTVTH_MASK, LDO_VCC_LMTVTH_2A);
- rtsx_pci_write_register(pcr, OOBS_CONFIG,
- OOBS_AUTOK_DIS | OOBS_VAL_MASK, 0x89);
- }
-
- return 0;
-}
-
-static const struct pcr_ops rts525a_pcr_ops = {
- .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
- .extra_init_hw = rts525a_extra_init_hw,
- .optimize_phy = rts525a_optimize_phy,
- .turn_on_led = rtsx_base_turn_on_led,
- .turn_off_led = rtsx_base_turn_off_led,
- .enable_auto_blink = rtsx_base_enable_auto_blink,
- .disable_auto_blink = rtsx_base_disable_auto_blink,
- .card_power_on = rts525a_card_power_on,
- .card_power_off = rtsx_base_card_power_off,
- .switch_output_voltage = rts525a_switch_output_voltage,
- .force_power_down = rtsx_base_force_power_down,
- .set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
- .set_aspm = rts5249_set_aspm,
-};
-
-void rts525a_init_params(struct rtsx_pcr *pcr)
-{
- rts5249_init_params(pcr);
- pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF;
- pcr->option.ltr_l1off_snooze_sspwrgate =
- LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF;
-
- pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
- pcr->ops = &rts525a_pcr_ops;
-}
-
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#include <linux/pci.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/dma-mapping.h>
-#include <linux/highmem.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/idr.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/rtsx_pci.h>
-#include <linux/mmc/card.h>
-#include <asm/unaligned.h>
-
-#include "rtsx_pcr.h"
-
-static bool msi_en = true;
-module_param(msi_en, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(msi_en, "Enable MSI");
-
-static DEFINE_IDR(rtsx_pci_idr);
-static DEFINE_SPINLOCK(rtsx_pci_lock);
-
-static struct mfd_cell rtsx_pcr_cells[] = {
- [RTSX_SD_CARD] = {
- .name = DRV_NAME_RTSX_PCI_SDMMC,
- },
- [RTSX_MS_CARD] = {
- .name = DRV_NAME_RTSX_PCI_MS,
- },
-};
-
-static const struct pci_device_id rtsx_pci_ids[] = {
- { PCI_DEVICE(0x10EC, 0x5209), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5229), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5289), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5227), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x522A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5249), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5287), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x5286), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x524A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { PCI_DEVICE(0x10EC, 0x525A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
- { 0, }
-};
-
-MODULE_DEVICE_TABLE(pci, rtsx_pci_ids);
-
-static inline void rtsx_pci_enable_aspm(struct rtsx_pcr *pcr)
-{
- rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
- 0xFC, pcr->aspm_en);
-}
-
-static inline void rtsx_pci_disable_aspm(struct rtsx_pcr *pcr)
-{
- rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
- 0xFC, 0);
-}
-
-int rtsx_comm_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
-{
- rtsx_pci_write_register(pcr, MSGTXDATA0,
- MASK_8_BIT_DEF, (u8) (latency & 0xFF));
- rtsx_pci_write_register(pcr, MSGTXDATA1,
- MASK_8_BIT_DEF, (u8)((latency >> 8) & 0xFF));
- rtsx_pci_write_register(pcr, MSGTXDATA2,
- MASK_8_BIT_DEF, (u8)((latency >> 16) & 0xFF));
- rtsx_pci_write_register(pcr, MSGTXDATA3,
- MASK_8_BIT_DEF, (u8)((latency >> 24) & 0xFF));
- rtsx_pci_write_register(pcr, LTR_CTL, LTR_TX_EN_MASK |
- LTR_LATENCY_MODE_MASK, LTR_TX_EN_1 | LTR_LATENCY_MODE_SW);
-
- return 0;
-}
-
-int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
-{
- if (pcr->ops->set_ltr_latency)
- return pcr->ops->set_ltr_latency(pcr, latency);
- else
- return rtsx_comm_set_ltr_latency(pcr, latency);
-}
-
-static void rtsx_comm_set_aspm(struct rtsx_pcr *pcr, bool enable)
-{
- struct rtsx_cr_option *option = &pcr->option;
-
- if (pcr->aspm_enabled == enable)
- return;
-
- if (option->dev_aspm_mode == DEV_ASPM_DYNAMIC) {
- if (enable)
- rtsx_pci_enable_aspm(pcr);
- else
- rtsx_pci_disable_aspm(pcr);
- } else if (option->dev_aspm_mode == DEV_ASPM_BACKDOOR) {
- u8 mask = FORCE_ASPM_VAL_MASK;
- u8 val = 0;
-
- if (enable)
- val = pcr->aspm_en;
- rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
- }
-
- pcr->aspm_enabled = enable;
-}
-
-static void rtsx_disable_aspm(struct rtsx_pcr *pcr)
-{
- if (pcr->ops->set_aspm)
- pcr->ops->set_aspm(pcr, false);
- else
- rtsx_comm_set_aspm(pcr, false);
-}
-
-int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val)
-{
- rtsx_pci_write_register(pcr, L1SUB_CONFIG3, 0xFF, val);
-
- return 0;
-}
-
-void rtsx_set_l1off_sub_cfg_d0(struct rtsx_pcr *pcr, int active)
-{
- if (pcr->ops->set_l1off_cfg_sub_d0)
- pcr->ops->set_l1off_cfg_sub_d0(pcr, active);
-}
-
-static void rtsx_comm_pm_full_on(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &pcr->option;
-
- rtsx_disable_aspm(pcr);
-
- if (option->ltr_enabled)
- rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
-
- if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
- rtsx_set_l1off_sub_cfg_d0(pcr, 1);
-}
-
-void rtsx_pm_full_on(struct rtsx_pcr *pcr)
-{
- if (pcr->ops->full_on)
- pcr->ops->full_on(pcr);
- else
- rtsx_comm_pm_full_on(pcr);
-}
-
-void rtsx_pci_start_run(struct rtsx_pcr *pcr)
-{
- /* If pci device removed, don't queue idle work any more */
- if (pcr->remove_pci)
- return;
-
- if (pcr->state != PDEV_STAT_RUN) {
- pcr->state = PDEV_STAT_RUN;
- if (pcr->ops->enable_auto_blink)
- pcr->ops->enable_auto_blink(pcr);
- rtsx_pm_full_on(pcr);
- }
-
- mod_delayed_work(system_wq, &pcr->idle_work, msecs_to_jiffies(200));
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_start_run);
-
-int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data)
-{
- int i;
- u32 val = HAIMR_WRITE_START;
-
- val |= (u32)(addr & 0x3FFF) << 16;
- val |= (u32)mask << 8;
- val |= (u32)data;
-
- rtsx_pci_writel(pcr, RTSX_HAIMR, val);
-
- for (i = 0; i < MAX_RW_REG_CNT; i++) {
- val = rtsx_pci_readl(pcr, RTSX_HAIMR);
- if ((val & HAIMR_TRANS_END) == 0) {
- if (data != (u8)val)
- return -EIO;
- return 0;
- }
- }
-
- return -ETIMEDOUT;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_write_register);
-
-int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data)
-{
- u32 val = HAIMR_READ_START;
- int i;
-
- val |= (u32)(addr & 0x3FFF) << 16;
- rtsx_pci_writel(pcr, RTSX_HAIMR, val);
-
- for (i = 0; i < MAX_RW_REG_CNT; i++) {
- val = rtsx_pci_readl(pcr, RTSX_HAIMR);
- if ((val & HAIMR_TRANS_END) == 0)
- break;
- }
-
- if (i >= MAX_RW_REG_CNT)
- return -ETIMEDOUT;
-
- if (data)
- *data = (u8)(val & 0xFF);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_read_register);
-
-int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
-{
- int err, i, finished = 0;
- u8 tmp;
-
- rtsx_pci_init_cmd(pcr);
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA0, 0xFF, (u8)val);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA1, 0xFF, (u8)(val >> 8));
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x81);
-
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- for (i = 0; i < 100000; i++) {
- err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
- if (err < 0)
- return err;
-
- if (!(tmp & 0x80)) {
- finished = 1;
- break;
- }
- }
-
- if (!finished)
- return -ETIMEDOUT;
-
- return 0;
-}
-
-int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
-{
- if (pcr->ops->write_phy)
- return pcr->ops->write_phy(pcr, addr, val);
-
- return __rtsx_pci_write_phy_register(pcr, addr, val);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_write_phy_register);
-
-int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
-{
- int err, i, finished = 0;
- u16 data;
- u8 *ptr, tmp;
-
- rtsx_pci_init_cmd(pcr);
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x80);
-
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- for (i = 0; i < 100000; i++) {
- err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
- if (err < 0)
- return err;
-
- if (!(tmp & 0x80)) {
- finished = 1;
- break;
- }
- }
-
- if (!finished)
- return -ETIMEDOUT;
-
- rtsx_pci_init_cmd(pcr);
-
- rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA0, 0, 0);
- rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA1, 0, 0);
-
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- ptr = rtsx_pci_get_cmd_data(pcr);
- data = ((u16)ptr[1] << 8) | ptr[0];
-
- if (val)
- *val = data;
-
- return 0;
-}
-
-int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
-{
- if (pcr->ops->read_phy)
- return pcr->ops->read_phy(pcr, addr, val);
-
- return __rtsx_pci_read_phy_register(pcr, addr, val);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_read_phy_register);
-
-void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr)
-{
- rtsx_pci_writel(pcr, RTSX_HCBCTLR, STOP_CMD);
- rtsx_pci_writel(pcr, RTSX_HDBCTLR, STOP_DMA);
-
- rtsx_pci_write_register(pcr, DMACTL, 0x80, 0x80);
- rtsx_pci_write_register(pcr, RBCTL, 0x80, 0x80);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_stop_cmd);
-
-void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
- u8 cmd_type, u16 reg_addr, u8 mask, u8 data)
-{
- unsigned long flags;
- u32 val = 0;
- u32 *ptr = (u32 *)(pcr->host_cmds_ptr);
-
- val |= (u32)(cmd_type & 0x03) << 30;
- val |= (u32)(reg_addr & 0x3FFF) << 16;
- val |= (u32)mask << 8;
- val |= (u32)data;
-
- spin_lock_irqsave(&pcr->lock, flags);
- ptr += pcr->ci;
- if (pcr->ci < (HOST_CMDS_BUF_LEN / 4)) {
- put_unaligned_le32(val, ptr);
- ptr++;
- pcr->ci++;
- }
- spin_unlock_irqrestore(&pcr->lock, flags);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_add_cmd);
-
-void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr)
-{
- u32 val = 1 << 31;
-
- rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
-
- val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
- /* Hardware Auto Response */
- val |= 0x40000000;
- rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd_no_wait);
-
-int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout)
-{
- struct completion trans_done;
- u32 val = 1 << 31;
- long timeleft;
- unsigned long flags;
- int err = 0;
-
- spin_lock_irqsave(&pcr->lock, flags);
-
- /* set up data structures for the wakeup system */
- pcr->done = &trans_done;
- pcr->trans_result = TRANS_NOT_READY;
- init_completion(&trans_done);
-
- rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
-
- val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
- /* Hardware Auto Response */
- val |= 0x40000000;
- rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
-
- spin_unlock_irqrestore(&pcr->lock, flags);
-
- /* Wait for TRANS_OK_INT */
- timeleft = wait_for_completion_interruptible_timeout(
- &trans_done, msecs_to_jiffies(timeout));
- if (timeleft <= 0) {
- pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
- err = -ETIMEDOUT;
- goto finish_send_cmd;
- }
-
- spin_lock_irqsave(&pcr->lock, flags);
- if (pcr->trans_result == TRANS_RESULT_FAIL)
- err = -EINVAL;
- else if (pcr->trans_result == TRANS_RESULT_OK)
- err = 0;
- else if (pcr->trans_result == TRANS_NO_DEVICE)
- err = -ENODEV;
- spin_unlock_irqrestore(&pcr->lock, flags);
-
-finish_send_cmd:
- spin_lock_irqsave(&pcr->lock, flags);
- pcr->done = NULL;
- spin_unlock_irqrestore(&pcr->lock, flags);
-
- if ((err < 0) && (err != -ENODEV))
- rtsx_pci_stop_cmd(pcr);
-
- if (pcr->finish_me)
- complete(pcr->finish_me);
-
- return err;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd);
-
-static void rtsx_pci_add_sg_tbl(struct rtsx_pcr *pcr,
- dma_addr_t addr, unsigned int len, int end)
-{
- u64 *ptr = (u64 *)(pcr->host_sg_tbl_ptr) + pcr->sgi;
- u64 val;
- u8 option = SG_VALID | SG_TRANS_DATA;
-
- pcr_dbg(pcr, "DMA addr: 0x%x, Len: 0x%x\n", (unsigned int)addr, len);
-
- if (end)
- option |= SG_END;
- val = ((u64)addr << 32) | ((u64)len << 12) | option;
-
- put_unaligned_le64(val, ptr);
- pcr->sgi++;
-}
-
-int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read, int timeout)
-{
- int err = 0, count;
-
- pcr_dbg(pcr, "--> %s: num_sg = %d\n", __func__, num_sg);
- count = rtsx_pci_dma_map_sg(pcr, sglist, num_sg, read);
- if (count < 1)
- return -EINVAL;
- pcr_dbg(pcr, "DMA mapping count: %d\n", count);
-
- err = rtsx_pci_dma_transfer(pcr, sglist, count, read, timeout);
-
- rtsx_pci_dma_unmap_sg(pcr, sglist, num_sg, read);
-
- return err;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_transfer_data);
-
-int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read)
-{
- enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
-
- if (pcr->remove_pci)
- return -EINVAL;
-
- if ((sglist == NULL) || (num_sg <= 0))
- return -EINVAL;
-
- return dma_map_sg(&(pcr->pci->dev), sglist, num_sg, dir);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_dma_map_sg);
-
-void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read)
-{
- enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
-
- dma_unmap_sg(&(pcr->pci->dev), sglist, num_sg, dir);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_dma_unmap_sg);
-
-int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int count, bool read, int timeout)
-{
- struct completion trans_done;
- struct scatterlist *sg;
- dma_addr_t addr;
- long timeleft;
- unsigned long flags;
- unsigned int len;
- int i, err = 0;
- u32 val;
- u8 dir = read ? DEVICE_TO_HOST : HOST_TO_DEVICE;
-
- if (pcr->remove_pci)
- return -ENODEV;
-
- if ((sglist == NULL) || (count < 1))
- return -EINVAL;
-
- val = ((u32)(dir & 0x01) << 29) | TRIG_DMA | ADMA_MODE;
- pcr->sgi = 0;
- for_each_sg(sglist, sg, count, i) {
- addr = sg_dma_address(sg);
- len = sg_dma_len(sg);
- rtsx_pci_add_sg_tbl(pcr, addr, len, i == count - 1);
- }
-
- spin_lock_irqsave(&pcr->lock, flags);
-
- pcr->done = &trans_done;
- pcr->trans_result = TRANS_NOT_READY;
- init_completion(&trans_done);
- rtsx_pci_writel(pcr, RTSX_HDBAR, pcr->host_sg_tbl_addr);
- rtsx_pci_writel(pcr, RTSX_HDBCTLR, val);
-
- spin_unlock_irqrestore(&pcr->lock, flags);
-
- timeleft = wait_for_completion_interruptible_timeout(
- &trans_done, msecs_to_jiffies(timeout));
- if (timeleft <= 0) {
- pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
- err = -ETIMEDOUT;
- goto out;
- }
-
- spin_lock_irqsave(&pcr->lock, flags);
- if (pcr->trans_result == TRANS_RESULT_FAIL) {
- err = -EILSEQ;
- if (pcr->dma_error_count < RTS_MAX_TIMES_FREQ_REDUCTION)
- pcr->dma_error_count++;
- }
-
- else if (pcr->trans_result == TRANS_NO_DEVICE)
- err = -ENODEV;
- spin_unlock_irqrestore(&pcr->lock, flags);
-
-out:
- spin_lock_irqsave(&pcr->lock, flags);
- pcr->done = NULL;
- spin_unlock_irqrestore(&pcr->lock, flags);
-
- if ((err < 0) && (err != -ENODEV))
- rtsx_pci_stop_cmd(pcr);
-
- if (pcr->finish_me)
- complete(pcr->finish_me);
-
- return err;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_dma_transfer);
-
-int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
-{
- int err;
- int i, j;
- u16 reg;
- u8 *ptr;
-
- if (buf_len > 512)
- buf_len = 512;
-
- ptr = buf;
- reg = PPBUF_BASE2;
- for (i = 0; i < buf_len / 256; i++) {
- rtsx_pci_init_cmd(pcr);
-
- for (j = 0; j < 256; j++)
- rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
-
- err = rtsx_pci_send_cmd(pcr, 250);
- if (err < 0)
- return err;
-
- memcpy(ptr, rtsx_pci_get_cmd_data(pcr), 256);
- ptr += 256;
- }
-
- if (buf_len % 256) {
- rtsx_pci_init_cmd(pcr);
-
- for (j = 0; j < buf_len % 256; j++)
- rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
-
- err = rtsx_pci_send_cmd(pcr, 250);
- if (err < 0)
- return err;
- }
-
- memcpy(ptr, rtsx_pci_get_cmd_data(pcr), buf_len % 256);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_read_ppbuf);
-
-int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
-{
- int err;
- int i, j;
- u16 reg;
- u8 *ptr;
-
- if (buf_len > 512)
- buf_len = 512;
-
- ptr = buf;
- reg = PPBUF_BASE2;
- for (i = 0; i < buf_len / 256; i++) {
- rtsx_pci_init_cmd(pcr);
-
- for (j = 0; j < 256; j++) {
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
- reg++, 0xFF, *ptr);
- ptr++;
- }
-
- err = rtsx_pci_send_cmd(pcr, 250);
- if (err < 0)
- return err;
- }
-
- if (buf_len % 256) {
- rtsx_pci_init_cmd(pcr);
-
- for (j = 0; j < buf_len % 256; j++) {
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
- reg++, 0xFF, *ptr);
- ptr++;
- }
-
- err = rtsx_pci_send_cmd(pcr, 250);
- if (err < 0)
- return err;
- }
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_write_ppbuf);
-
-static int rtsx_pci_set_pull_ctl(struct rtsx_pcr *pcr, const u32 *tbl)
-{
- rtsx_pci_init_cmd(pcr);
-
- while (*tbl & 0xFFFF0000) {
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
- (u16)(*tbl >> 16), 0xFF, (u8)(*tbl));
- tbl++;
- }
-
- return rtsx_pci_send_cmd(pcr, 100);
-}
-
-int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card)
-{
- const u32 *tbl;
-
- if (card == RTSX_SD_CARD)
- tbl = pcr->sd_pull_ctl_enable_tbl;
- else if (card == RTSX_MS_CARD)
- tbl = pcr->ms_pull_ctl_enable_tbl;
- else
- return -EINVAL;
-
- return rtsx_pci_set_pull_ctl(pcr, tbl);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_enable);
-
-int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card)
-{
- const u32 *tbl;
-
- if (card == RTSX_SD_CARD)
- tbl = pcr->sd_pull_ctl_disable_tbl;
- else if (card == RTSX_MS_CARD)
- tbl = pcr->ms_pull_ctl_disable_tbl;
- else
- return -EINVAL;
-
-
- return rtsx_pci_set_pull_ctl(pcr, tbl);
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_disable);
-
-static void rtsx_pci_enable_bus_int(struct rtsx_pcr *pcr)
-{
- pcr->bier = TRANS_OK_INT_EN | TRANS_FAIL_INT_EN | SD_INT_EN;
-
- if (pcr->num_slots > 1)
- pcr->bier |= MS_INT_EN;
-
- /* Enable Bus Interrupt */
- rtsx_pci_writel(pcr, RTSX_BIER, pcr->bier);
-
- pcr_dbg(pcr, "RTSX_BIER: 0x%08x\n", pcr->bier);
-}
-
-static inline u8 double_ssc_depth(u8 depth)
-{
- return ((depth > 1) ? (depth - 1) : depth);
-}
-
-static u8 revise_ssc_depth(u8 ssc_depth, u8 div)
-{
- if (div > CLK_DIV_1) {
- if (ssc_depth > (div - 1))
- ssc_depth -= (div - 1);
- else
- ssc_depth = SSC_DEPTH_4M;
- }
-
- return ssc_depth;
-}
-
-int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
- u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk)
-{
- int err, clk;
- u8 n, clk_divider, mcu_cnt, div;
- static const u8 depth[] = {
- [RTSX_SSC_DEPTH_4M] = SSC_DEPTH_4M,
- [RTSX_SSC_DEPTH_2M] = SSC_DEPTH_2M,
- [RTSX_SSC_DEPTH_1M] = SSC_DEPTH_1M,
- [RTSX_SSC_DEPTH_500K] = SSC_DEPTH_500K,
- [RTSX_SSC_DEPTH_250K] = SSC_DEPTH_250K,
- };
-
- if (initial_mode) {
- /* We use 250k(around) here, in initial stage */
- clk_divider = SD_CLK_DIVIDE_128;
- card_clock = 30000000;
- } else {
- clk_divider = SD_CLK_DIVIDE_0;
- }
- err = rtsx_pci_write_register(pcr, SD_CFG1,
- SD_CLK_DIVIDE_MASK, clk_divider);
- if (err < 0)
- return err;
-
- /* Reduce card clock by 20MHz each time a DMA transfer error occurs */
- if (card_clock == UHS_SDR104_MAX_DTR &&
- pcr->dma_error_count &&
- PCI_PID(pcr) == RTS5227_DEVICE_ID)
- card_clock = UHS_SDR104_MAX_DTR -
- (pcr->dma_error_count * 20000000);
-
- card_clock /= 1000000;
- pcr_dbg(pcr, "Switch card clock to %dMHz\n", card_clock);
-
- clk = card_clock;
- if (!initial_mode && double_clk)
- clk = card_clock * 2;
- pcr_dbg(pcr, "Internal SSC clock: %dMHz (cur_clock = %d)\n",
- clk, pcr->cur_clock);
-
- if (clk == pcr->cur_clock)
- return 0;
-
- if (pcr->ops->conv_clk_and_div_n)
- n = (u8)pcr->ops->conv_clk_and_div_n(clk, CLK_TO_DIV_N);
- else
- n = (u8)(clk - 2);
- if ((clk <= 2) || (n > MAX_DIV_N_PCR))
- return -EINVAL;
-
- mcu_cnt = (u8)(125/clk + 3);
- if (mcu_cnt > 15)
- mcu_cnt = 15;
-
- /* Make sure that the SSC clock div_n is not less than MIN_DIV_N_PCR */
- div = CLK_DIV_1;
- while ((n < MIN_DIV_N_PCR) && (div < CLK_DIV_8)) {
- if (pcr->ops->conv_clk_and_div_n) {
- int dbl_clk = pcr->ops->conv_clk_and_div_n(n,
- DIV_N_TO_CLK) * 2;
- n = (u8)pcr->ops->conv_clk_and_div_n(dbl_clk,
- CLK_TO_DIV_N);
- } else {
- n = (n + 2) * 2 - 2;
- }
- div++;
- }
- pcr_dbg(pcr, "n = %d, div = %d\n", n, div);
-
- ssc_depth = depth[ssc_depth];
- if (double_clk)
- ssc_depth = double_ssc_depth(ssc_depth);
-
- ssc_depth = revise_ssc_depth(ssc_depth, div);
- pcr_dbg(pcr, "ssc_depth = %d\n", ssc_depth);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_CTL,
- CLK_LOW_FREQ, CLK_LOW_FREQ);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV,
- 0xFF, (div << 4) | mcu_cnt);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2,
- SSC_DEPTH_MASK, ssc_depth);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, n);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
- if (vpclk) {
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
- PHASE_NOT_RESET, 0);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
- PHASE_NOT_RESET, PHASE_NOT_RESET);
- }
-
- err = rtsx_pci_send_cmd(pcr, 2000);
- if (err < 0)
- return err;
-
- /* Wait SSC clock stable */
- udelay(10);
- err = rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, 0);
- if (err < 0)
- return err;
-
- pcr->cur_clock = clk;
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_switch_clock);
-
-int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card)
-{
- if (pcr->ops->card_power_on)
- return pcr->ops->card_power_on(pcr, card);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_power_on);
-
-int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card)
-{
- if (pcr->ops->card_power_off)
- return pcr->ops->card_power_off(pcr, card);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_power_off);
-
-int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card)
-{
- static const unsigned int cd_mask[] = {
- [RTSX_SD_CARD] = SD_EXIST,
- [RTSX_MS_CARD] = MS_EXIST
- };
-
- if (!(pcr->flags & PCR_MS_PMOS)) {
- /* When using single PMOS, accessing card is not permitted
- * if the existing card is not the designated one.
- */
- if (pcr->card_exist & (~cd_mask[card]))
- return -EIO;
- }
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_exclusive_check);
-
-int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
-{
- if (pcr->ops->switch_output_voltage)
- return pcr->ops->switch_output_voltage(pcr, voltage);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_switch_output_voltage);
-
-unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr)
-{
- unsigned int val;
-
- val = rtsx_pci_readl(pcr, RTSX_BIPR);
- if (pcr->ops->cd_deglitch)
- val = pcr->ops->cd_deglitch(pcr);
-
- return val;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_card_exist);
-
-void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr)
-{
- struct completion finish;
-
- pcr->finish_me = &finish;
- init_completion(&finish);
-
- if (pcr->done)
- complete(pcr->done);
-
- if (!pcr->remove_pci)
- rtsx_pci_stop_cmd(pcr);
-
- wait_for_completion_interruptible_timeout(&finish,
- msecs_to_jiffies(2));
- pcr->finish_me = NULL;
-}
-EXPORT_SYMBOL_GPL(rtsx_pci_complete_unfinished_transfer);
-
-static void rtsx_pci_card_detect(struct work_struct *work)
-{
- struct delayed_work *dwork;
- struct rtsx_pcr *pcr;
- unsigned long flags;
- unsigned int card_detect = 0, card_inserted, card_removed;
- u32 irq_status;
-
- dwork = to_delayed_work(work);
- pcr = container_of(dwork, struct rtsx_pcr, carddet_work);
-
- pcr_dbg(pcr, "--> %s\n", __func__);
-
- mutex_lock(&pcr->pcr_mutex);
- spin_lock_irqsave(&pcr->lock, flags);
-
- irq_status = rtsx_pci_readl(pcr, RTSX_BIPR);
- pcr_dbg(pcr, "irq_status: 0x%08x\n", irq_status);
-
- irq_status &= CARD_EXIST;
- card_inserted = pcr->card_inserted & irq_status;
- card_removed = pcr->card_removed;
- pcr->card_inserted = 0;
- pcr->card_removed = 0;
-
- spin_unlock_irqrestore(&pcr->lock, flags);
-
- if (card_inserted || card_removed) {
- pcr_dbg(pcr, "card_inserted: 0x%x, card_removed: 0x%x\n",
- card_inserted, card_removed);
-
- if (pcr->ops->cd_deglitch)
- card_inserted = pcr->ops->cd_deglitch(pcr);
-
- card_detect = card_inserted | card_removed;
-
- pcr->card_exist |= card_inserted;
- pcr->card_exist &= ~card_removed;
- }
-
- mutex_unlock(&pcr->pcr_mutex);
-
- if ((card_detect & SD_EXIST) && pcr->slots[RTSX_SD_CARD].card_event)
- pcr->slots[RTSX_SD_CARD].card_event(
- pcr->slots[RTSX_SD_CARD].p_dev);
- if ((card_detect & MS_EXIST) && pcr->slots[RTSX_MS_CARD].card_event)
- pcr->slots[RTSX_MS_CARD].card_event(
- pcr->slots[RTSX_MS_CARD].p_dev);
-}
-
-static irqreturn_t rtsx_pci_isr(int irq, void *dev_id)
-{
- struct rtsx_pcr *pcr = dev_id;
- u32 int_reg;
-
- if (!pcr)
- return IRQ_NONE;
-
- spin_lock(&pcr->lock);
-
- int_reg = rtsx_pci_readl(pcr, RTSX_BIPR);
- /* Clear interrupt flag */
- rtsx_pci_writel(pcr, RTSX_BIPR, int_reg);
- if ((int_reg & pcr->bier) == 0) {
- spin_unlock(&pcr->lock);
- return IRQ_NONE;
- }
- if (int_reg == 0xFFFFFFFF) {
- spin_unlock(&pcr->lock);
- return IRQ_HANDLED;
- }
-
- int_reg &= (pcr->bier | 0x7FFFFF);
-
- if (int_reg & SD_INT) {
- if (int_reg & SD_EXIST) {
- pcr->card_inserted |= SD_EXIST;
- } else {
- pcr->card_removed |= SD_EXIST;
- pcr->card_inserted &= ~SD_EXIST;
- }
- pcr->dma_error_count = 0;
- }
-
- if (int_reg & MS_INT) {
- if (int_reg & MS_EXIST) {
- pcr->card_inserted |= MS_EXIST;
- } else {
- pcr->card_removed |= MS_EXIST;
- pcr->card_inserted &= ~MS_EXIST;
- }
- }
-
- if (int_reg & (NEED_COMPLETE_INT | DELINK_INT)) {
- if (int_reg & (TRANS_FAIL_INT | DELINK_INT)) {
- pcr->trans_result = TRANS_RESULT_FAIL;
- if (pcr->done)
- complete(pcr->done);
- } else if (int_reg & TRANS_OK_INT) {
- pcr->trans_result = TRANS_RESULT_OK;
- if (pcr->done)
- complete(pcr->done);
- }
- }
-
- if (pcr->card_inserted || pcr->card_removed)
- schedule_delayed_work(&pcr->carddet_work,
- msecs_to_jiffies(200));
-
- spin_unlock(&pcr->lock);
- return IRQ_HANDLED;
-}
-
-static int rtsx_pci_acquire_irq(struct rtsx_pcr *pcr)
-{
- pcr_dbg(pcr, "%s: pcr->msi_en = %d, pci->irq = %d\n",
- __func__, pcr->msi_en, pcr->pci->irq);
-
- if (request_irq(pcr->pci->irq, rtsx_pci_isr,
- pcr->msi_en ? 0 : IRQF_SHARED,
- DRV_NAME_RTSX_PCI, pcr)) {
- dev_err(&(pcr->pci->dev),
- "rtsx_sdmmc: unable to grab IRQ %d, disabling device\n",
- pcr->pci->irq);
- return -1;
- }
-
- pcr->irq = pcr->pci->irq;
- pci_intx(pcr->pci, !pcr->msi_en);
-
- return 0;
-}
-
-static void rtsx_enable_aspm(struct rtsx_pcr *pcr)
-{
- if (pcr->ops->set_aspm)
- pcr->ops->set_aspm(pcr, true);
- else
- rtsx_comm_set_aspm(pcr, true);
-}
-
-static void rtsx_comm_pm_power_saving(struct rtsx_pcr *pcr)
-{
- struct rtsx_cr_option *option = &pcr->option;
-
- if (option->ltr_enabled) {
- u32 latency = option->ltr_l1off_latency;
-
- if (rtsx_check_dev_flag(pcr, L1_SNOOZE_TEST_EN))
- mdelay(option->l1_snooze_delay);
-
- rtsx_set_ltr_latency(pcr, latency);
- }
-
- if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
- rtsx_set_l1off_sub_cfg_d0(pcr, 0);
-
- rtsx_enable_aspm(pcr);
-}
-
-void rtsx_pm_power_saving(struct rtsx_pcr *pcr)
-{
- if (pcr->ops->power_saving)
- pcr->ops->power_saving(pcr);
- else
- rtsx_comm_pm_power_saving(pcr);
-}
-
-static void rtsx_pci_idle_work(struct work_struct *work)
-{
- struct delayed_work *dwork = to_delayed_work(work);
- struct rtsx_pcr *pcr = container_of(dwork, struct rtsx_pcr, idle_work);
-
- pcr_dbg(pcr, "--> %s\n", __func__);
-
- mutex_lock(&pcr->pcr_mutex);
-
- pcr->state = PDEV_STAT_IDLE;
-
- if (pcr->ops->disable_auto_blink)
- pcr->ops->disable_auto_blink(pcr);
- if (pcr->ops->turn_off_led)
- pcr->ops->turn_off_led(pcr);
-
- rtsx_pm_power_saving(pcr);
-
- mutex_unlock(&pcr->pcr_mutex);
-}
-
-#ifdef CONFIG_PM
-static void rtsx_pci_power_off(struct rtsx_pcr *pcr, u8 pm_state)
-{
- if (pcr->ops->turn_off_led)
- pcr->ops->turn_off_led(pcr);
-
- rtsx_pci_writel(pcr, RTSX_BIER, 0);
- pcr->bier = 0;
-
- rtsx_pci_write_register(pcr, PETXCFG, 0x08, 0x08);
- rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, pm_state);
-
- if (pcr->ops->force_power_down)
- pcr->ops->force_power_down(pcr, pm_state);
-}
-#endif
-
-static int rtsx_pci_init_hw(struct rtsx_pcr *pcr)
-{
- int err;
-
- pcr->pcie_cap = pci_find_capability(pcr->pci, PCI_CAP_ID_EXP);
- rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
-
- rtsx_pci_enable_bus_int(pcr);
-
- /* Power on SSC */
- err = rtsx_pci_write_register(pcr, FPDCTL, SSC_POWER_DOWN, 0);
- if (err < 0)
- return err;
-
- /* Wait SSC power stable */
- udelay(200);
-
- rtsx_pci_disable_aspm(pcr);
- if (pcr->ops->optimize_phy) {
- err = pcr->ops->optimize_phy(pcr);
- if (err < 0)
- return err;
- }
-
- rtsx_pci_init_cmd(pcr);
-
- /* Set mcu_cnt to 7 to ensure data can be sampled properly */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV, 0x07, 0x07);
-
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, HOST_SLEEP_STATE, 0x03, 0x00);
- /* Disable card clock */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_CLK_EN, 0x1E, 0);
- /* Reset delink mode */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x0A, 0);
- /* Card driving select */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_DRIVE_SEL,
- 0xFF, pcr->card_drive_sel);
- /* Enable SSC Clock */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1,
- 0xFF, SSC_8X_EN | SSC_SEL_4M);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, 0x12);
- /* Disable cd_pwr_save */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x16, 0x10);
- /* Clear Link Ready Interrupt */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, IRQSTAT0,
- LINK_RDY_INT, LINK_RDY_INT);
- /* Enlarge the estimation window of PERST# glitch
- * to reduce the chance of invalid card interrupt
- */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PERST_GLITCH_WIDTH, 0xFF, 0x80);
- /* Update RC oscillator to 400k
- * bit[0] F_HIGH: for RC oscillator, Rst_value is 1'b1
- * 1: 2M 0: 400k
- */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RCCTL, 0x01, 0x00);
- /* Set interrupt write clear
- * bit 1: U_elbi_if_rd_clr_en
- * 1: Enable ELBI interrupt[31:22] & [7:0] flag read clear
- * 0: ELBI interrupt flag[31:22] & [7:0] only can be write clear
- */
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, NFTS_TX_CTRL, 0x02, 0);
-
- err = rtsx_pci_send_cmd(pcr, 100);
- if (err < 0)
- return err;
-
- switch (PCI_PID(pcr)) {
- case PID_5250:
- case PID_524A:
- case PID_525A:
- rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 1, 1);
- break;
- default:
- break;
- }
-
- /* Enable clk_request_n to enable clock power management */
- rtsx_pci_write_config_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL + 1, 1);
- /* Enter L1 when host tx idle */
- rtsx_pci_write_config_byte(pcr, 0x70F, 0x5B);
-
- if (pcr->ops->extra_init_hw) {
- err = pcr->ops->extra_init_hw(pcr);
- if (err < 0)
- return err;
- }
-
- /* No CD interrupt if probing driver with card inserted.
- * So we need to initialize pcr->card_exist here.
- */
- if (pcr->ops->cd_deglitch)
- pcr->card_exist = pcr->ops->cd_deglitch(pcr);
- else
- pcr->card_exist = rtsx_pci_readl(pcr, RTSX_BIPR) & CARD_EXIST;
-
- return 0;
-}
-
-static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
-{
- int err;
-
- spin_lock_init(&pcr->lock);
- mutex_init(&pcr->pcr_mutex);
-
- switch (PCI_PID(pcr)) {
- default:
- case 0x5209:
- rts5209_init_params(pcr);
- break;
-
- case 0x5229:
- rts5229_init_params(pcr);
- break;
-
- case 0x5289:
- rtl8411_init_params(pcr);
- break;
-
- case 0x5227:
- rts5227_init_params(pcr);
- break;
-
- case 0x522A:
- rts522a_init_params(pcr);
- break;
-
- case 0x5249:
- rts5249_init_params(pcr);
- break;
-
- case 0x524A:
- rts524a_init_params(pcr);
- break;
-
- case 0x525A:
- rts525a_init_params(pcr);
- break;
-
- case 0x5287:
- rtl8411b_init_params(pcr);
- break;
-
- case 0x5286:
- rtl8402_init_params(pcr);
- break;
- }
-
- pcr_dbg(pcr, "PID: 0x%04x, IC version: 0x%02x\n",
- PCI_PID(pcr), pcr->ic_version);
-
- pcr->slots = kcalloc(pcr->num_slots, sizeof(struct rtsx_slot),
- GFP_KERNEL);
- if (!pcr->slots)
- return -ENOMEM;
-
- if (pcr->ops->fetch_vendor_settings)
- pcr->ops->fetch_vendor_settings(pcr);
-
- pcr_dbg(pcr, "pcr->aspm_en = 0x%x\n", pcr->aspm_en);
- pcr_dbg(pcr, "pcr->sd30_drive_sel_1v8 = 0x%x\n",
- pcr->sd30_drive_sel_1v8);
- pcr_dbg(pcr, "pcr->sd30_drive_sel_3v3 = 0x%x\n",
- pcr->sd30_drive_sel_3v3);
- pcr_dbg(pcr, "pcr->card_drive_sel = 0x%x\n",
- pcr->card_drive_sel);
- pcr_dbg(pcr, "pcr->flags = 0x%x\n", pcr->flags);
-
- pcr->state = PDEV_STAT_IDLE;
- err = rtsx_pci_init_hw(pcr);
- if (err < 0) {
- kfree(pcr->slots);
- return err;
- }
-
- return 0;
-}
-
-static int rtsx_pci_probe(struct pci_dev *pcidev,
- const struct pci_device_id *id)
-{
- struct rtsx_pcr *pcr;
- struct pcr_handle *handle;
- u32 base, len;
- int ret, i, bar = 0;
-
- dev_dbg(&(pcidev->dev),
- ": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n",
- pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device,
- (int)pcidev->revision);
-
- ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
- if (ret < 0)
- return ret;
-
- ret = pci_enable_device(pcidev);
- if (ret)
- return ret;
-
- ret = pci_request_regions(pcidev, DRV_NAME_RTSX_PCI);
- if (ret)
- goto disable;
-
- pcr = kzalloc(sizeof(*pcr), GFP_KERNEL);
- if (!pcr) {
- ret = -ENOMEM;
- goto release_pci;
- }
-
- handle = kzalloc(sizeof(*handle), GFP_KERNEL);
- if (!handle) {
- ret = -ENOMEM;
- goto free_pcr;
- }
- handle->pcr = pcr;
-
- idr_preload(GFP_KERNEL);
- spin_lock(&rtsx_pci_lock);
- ret = idr_alloc(&rtsx_pci_idr, pcr, 0, 0, GFP_NOWAIT);
- if (ret >= 0)
- pcr->id = ret;
- spin_unlock(&rtsx_pci_lock);
- idr_preload_end();
- if (ret < 0)
- goto free_handle;
-
- pcr->pci = pcidev;
- dev_set_drvdata(&pcidev->dev, handle);
-
- if (CHK_PCI_PID(pcr, 0x525A))
- bar = 1;
- len = pci_resource_len(pcidev, bar);
- base = pci_resource_start(pcidev, bar);
- pcr->remap_addr = ioremap_nocache(base, len);
- if (!pcr->remap_addr) {
- ret = -ENOMEM;
- goto free_handle;
- }
-
- pcr->rtsx_resv_buf = dma_alloc_coherent(&(pcidev->dev),
- RTSX_RESV_BUF_LEN, &(pcr->rtsx_resv_buf_addr),
- GFP_KERNEL);
- if (pcr->rtsx_resv_buf == NULL) {
- ret = -ENXIO;
- goto unmap;
- }
- pcr->host_cmds_ptr = pcr->rtsx_resv_buf;
- pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr;
- pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN;
- pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN;
-
- pcr->card_inserted = 0;
- pcr->card_removed = 0;
- INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect);
- INIT_DELAYED_WORK(&pcr->idle_work, rtsx_pci_idle_work);
-
- pcr->msi_en = msi_en;
- if (pcr->msi_en) {
- ret = pci_enable_msi(pcidev);
- if (ret)
- pcr->msi_en = false;
- }
-
- ret = rtsx_pci_acquire_irq(pcr);
- if (ret < 0)
- goto disable_msi;
-
- pci_set_master(pcidev);
- synchronize_irq(pcr->irq);
-
- ret = rtsx_pci_init_chip(pcr);
- if (ret < 0)
- goto disable_irq;
-
- for (i = 0; i < ARRAY_SIZE(rtsx_pcr_cells); i++) {
- rtsx_pcr_cells[i].platform_data = handle;
- rtsx_pcr_cells[i].pdata_size = sizeof(*handle);
- }
- ret = mfd_add_devices(&pcidev->dev, pcr->id, rtsx_pcr_cells,
- ARRAY_SIZE(rtsx_pcr_cells), NULL, 0, NULL);
- if (ret < 0)
- goto disable_irq;
-
- schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
-
- return 0;
-
-disable_irq:
- free_irq(pcr->irq, (void *)pcr);
-disable_msi:
- if (pcr->msi_en)
- pci_disable_msi(pcr->pci);
- dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
- pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
-unmap:
- iounmap(pcr->remap_addr);
-free_handle:
- kfree(handle);
-free_pcr:
- kfree(pcr);
-release_pci:
- pci_release_regions(pcidev);
-disable:
- pci_disable_device(pcidev);
-
- return ret;
-}
-
-static void rtsx_pci_remove(struct pci_dev *pcidev)
-{
- struct pcr_handle *handle = pci_get_drvdata(pcidev);
- struct rtsx_pcr *pcr = handle->pcr;
-
- pcr->remove_pci = true;
-
- /* Disable interrupts at the pcr level */
- spin_lock_irq(&pcr->lock);
- rtsx_pci_writel(pcr, RTSX_BIER, 0);
- pcr->bier = 0;
- spin_unlock_irq(&pcr->lock);
-
- cancel_delayed_work_sync(&pcr->carddet_work);
- cancel_delayed_work_sync(&pcr->idle_work);
-
- mfd_remove_devices(&pcidev->dev);
-
- dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
- pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
- free_irq(pcr->irq, (void *)pcr);
- if (pcr->msi_en)
- pci_disable_msi(pcr->pci);
- iounmap(pcr->remap_addr);
-
- pci_release_regions(pcidev);
- pci_disable_device(pcidev);
-
- spin_lock(&rtsx_pci_lock);
- idr_remove(&rtsx_pci_idr, pcr->id);
- spin_unlock(&rtsx_pci_lock);
-
- kfree(pcr->slots);
- kfree(pcr);
- kfree(handle);
-
- dev_dbg(&(pcidev->dev),
- ": Realtek PCI-E Card Reader at %s [%04x:%04x] has been removed\n",
- pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device);
-}
-
-#ifdef CONFIG_PM
-
-static int rtsx_pci_suspend(struct pci_dev *pcidev, pm_message_t state)
-{
- struct pcr_handle *handle;
- struct rtsx_pcr *pcr;
-
- dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
-
- handle = pci_get_drvdata(pcidev);
- pcr = handle->pcr;
-
- cancel_delayed_work(&pcr->carddet_work);
- cancel_delayed_work(&pcr->idle_work);
-
- mutex_lock(&pcr->pcr_mutex);
-
- rtsx_pci_power_off(pcr, HOST_ENTER_S3);
-
- pci_save_state(pcidev);
- pci_enable_wake(pcidev, pci_choose_state(pcidev, state), 0);
- pci_disable_device(pcidev);
- pci_set_power_state(pcidev, pci_choose_state(pcidev, state));
-
- mutex_unlock(&pcr->pcr_mutex);
- return 0;
-}
-
-static int rtsx_pci_resume(struct pci_dev *pcidev)
-{
- struct pcr_handle *handle;
- struct rtsx_pcr *pcr;
- int ret = 0;
-
- dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
-
- handle = pci_get_drvdata(pcidev);
- pcr = handle->pcr;
-
- mutex_lock(&pcr->pcr_mutex);
-
- pci_set_power_state(pcidev, PCI_D0);
- pci_restore_state(pcidev);
- ret = pci_enable_device(pcidev);
- if (ret)
- goto out;
- pci_set_master(pcidev);
-
- ret = rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, 0x00);
- if (ret)
- goto out;
-
- ret = rtsx_pci_init_hw(pcr);
- if (ret)
- goto out;
-
- schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
-
-out:
- mutex_unlock(&pcr->pcr_mutex);
- return ret;
-}
-
-static void rtsx_pci_shutdown(struct pci_dev *pcidev)
-{
- struct pcr_handle *handle;
- struct rtsx_pcr *pcr;
-
- dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
-
- handle = pci_get_drvdata(pcidev);
- pcr = handle->pcr;
- rtsx_pci_power_off(pcr, HOST_ENTER_S1);
-
- pci_disable_device(pcidev);
- free_irq(pcr->irq, (void *)pcr);
- if (pcr->msi_en)
- pci_disable_msi(pcr->pci);
-}
-
-#else /* CONFIG_PM */
-
-#define rtsx_pci_suspend NULL
-#define rtsx_pci_resume NULL
-#define rtsx_pci_shutdown NULL
-
-#endif /* CONFIG_PM */
-
-static struct pci_driver rtsx_pci_driver = {
- .name = DRV_NAME_RTSX_PCI,
- .id_table = rtsx_pci_ids,
- .probe = rtsx_pci_probe,
- .remove = rtsx_pci_remove,
- .suspend = rtsx_pci_suspend,
- .resume = rtsx_pci_resume,
- .shutdown = rtsx_pci_shutdown,
-};
-module_pci_driver(rtsx_pci_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Wei WANG <wei_wang@realsil.com.cn>");
-MODULE_DESCRIPTION("Realtek PCI-E Card Reader Driver");
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#ifndef __RTSX_PCR_H
-#define __RTSX_PCR_H
-
-#include <linux/mfd/rtsx_pci.h>
-
-#define MIN_DIV_N_PCR 80
-#define MAX_DIV_N_PCR 208
-
-#define RTS522A_PM_CTRL3 0xFF7E
-
-#define RTS524A_PME_FORCE_CTL 0xFF78
-#define RTS524A_PM_CTRL3 0xFF7E
-
-#define LTR_ACTIVE_LATENCY_DEF 0x883C
-#define LTR_IDLE_LATENCY_DEF 0x892C
-#define LTR_L1OFF_LATENCY_DEF 0x9003
-#define L1_SNOOZE_DELAY_DEF 1
-#define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF
-#define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF
-#define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC
-#define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8
-#define CMD_TIMEOUT_DEF 100
-#define ASPM_MASK_NEG 0xFC
-#define MASK_8_BIT_DEF 0xFF
-
-int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
-int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
-
-void rts5209_init_params(struct rtsx_pcr *pcr);
-void rts5229_init_params(struct rtsx_pcr *pcr);
-void rtl8411_init_params(struct rtsx_pcr *pcr);
-void rtl8402_init_params(struct rtsx_pcr *pcr);
-void rts5227_init_params(struct rtsx_pcr *pcr);
-void rts522a_init_params(struct rtsx_pcr *pcr);
-void rts5249_init_params(struct rtsx_pcr *pcr);
-void rts524a_init_params(struct rtsx_pcr *pcr);
-void rts525a_init_params(struct rtsx_pcr *pcr);
-void rtl8411b_init_params(struct rtsx_pcr *pcr);
-
-static inline u8 map_sd_drive(int idx)
-{
- u8 sd_drive[4] = {
- 0x01, /* Type D */
- 0x02, /* Type C */
- 0x05, /* Type A */
- 0x03 /* Type B */
- };
-
- return sd_drive[idx];
-}
-
-#define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000))
-#define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80))
-#define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80)
-
-#define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03)
-#define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03)
-#define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03)
-#define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6)
-#define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000)
-#define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03)
-#define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08))
-#define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07)
-#define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07)
-#define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8)
-#define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07)
-#define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03)
-
-#define set_pull_ctrl_tables(pcr, __device) \
-do { \
- pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \
- pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \
- pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \
- pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \
-} while (0)
-
-/* generic operations */
-int rtsx_gops_pm_reset(struct rtsx_pcr *pcr);
-int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency);
-int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val);
-
-#endif
+++ /dev/null
-/* Driver for Realtek USB card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Roger Tseng <rogerable@realtek.com>
- */
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/mutex.h>
-#include <linux/usb.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/rtsx_usb.h>
-
-static int polling_pipe = 1;
-module_param(polling_pipe, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(polling_pipe, "polling pipe (0: ctl, 1: bulk)");
-
-static const struct mfd_cell rtsx_usb_cells[] = {
- [RTSX_USB_SD_CARD] = {
- .name = "rtsx_usb_sdmmc",
- .pdata_size = 0,
- },
- [RTSX_USB_MS_CARD] = {
- .name = "rtsx_usb_ms",
- .pdata_size = 0,
- },
-};
-
-static void rtsx_usb_sg_timed_out(struct timer_list *t)
-{
- struct rtsx_ucr *ucr = from_timer(ucr, t, sg_timer);
-
- dev_dbg(&ucr->pusb_intf->dev, "%s: sg transfer timed out", __func__);
- usb_sg_cancel(&ucr->current_sg);
-}
-
-static int rtsx_usb_bulk_transfer_sglist(struct rtsx_ucr *ucr,
- unsigned int pipe, struct scatterlist *sg, int num_sg,
- unsigned int length, unsigned int *act_len, int timeout)
-{
- int ret;
-
- dev_dbg(&ucr->pusb_intf->dev, "%s: xfer %u bytes, %d entries\n",
- __func__, length, num_sg);
- ret = usb_sg_init(&ucr->current_sg, ucr->pusb_dev, pipe, 0,
- sg, num_sg, length, GFP_NOIO);
- if (ret)
- return ret;
-
- ucr->sg_timer.expires = jiffies + msecs_to_jiffies(timeout);
- add_timer(&ucr->sg_timer);
- usb_sg_wait(&ucr->current_sg);
- if (!del_timer_sync(&ucr->sg_timer))
- ret = -ETIMEDOUT;
- else
- ret = ucr->current_sg.status;
-
- if (act_len)
- *act_len = ucr->current_sg.bytes;
-
- return ret;
-}
-
-int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
- void *buf, unsigned int len, int num_sg,
- unsigned int *act_len, int timeout)
-{
- if (timeout < 600)
- timeout = 600;
-
- if (num_sg)
- return rtsx_usb_bulk_transfer_sglist(ucr, pipe,
- (struct scatterlist *)buf, num_sg, len, act_len,
- timeout);
- else
- return usb_bulk_msg(ucr->pusb_dev, pipe, buf, len, act_len,
- timeout);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_transfer_data);
-
-static inline void rtsx_usb_seq_cmd_hdr(struct rtsx_ucr *ucr,
- u16 addr, u16 len, u8 seq_type)
-{
- rtsx_usb_cmd_hdr_tag(ucr);
-
- ucr->cmd_buf[PACKET_TYPE] = seq_type;
- ucr->cmd_buf[5] = (u8)(len >> 8);
- ucr->cmd_buf[6] = (u8)len;
- ucr->cmd_buf[8] = (u8)(addr >> 8);
- ucr->cmd_buf[9] = (u8)addr;
-
- if (seq_type == SEQ_WRITE)
- ucr->cmd_buf[STAGE_FLAG] = 0;
- else
- ucr->cmd_buf[STAGE_FLAG] = STAGE_R;
-}
-
-static int rtsx_usb_seq_write_register(struct rtsx_ucr *ucr,
- u16 addr, u16 len, u8 *data)
-{
- u16 cmd_len = ALIGN(SEQ_WRITE_DATA_OFFSET + len, 4);
-
- if (!data)
- return -EINVAL;
-
- if (cmd_len > IOBUF_SIZE)
- return -EINVAL;
-
- rtsx_usb_seq_cmd_hdr(ucr, addr, len, SEQ_WRITE);
- memcpy(ucr->cmd_buf + SEQ_WRITE_DATA_OFFSET, data, len);
-
- return rtsx_usb_transfer_data(ucr,
- usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
- ucr->cmd_buf, cmd_len, 0, NULL, 100);
-}
-
-static int rtsx_usb_seq_read_register(struct rtsx_ucr *ucr,
- u16 addr, u16 len, u8 *data)
-{
- int i, ret;
- u16 rsp_len = round_down(len, 4);
- u16 res_len = len - rsp_len;
-
- if (!data)
- return -EINVAL;
-
- /* 4-byte aligned part */
- if (rsp_len) {
- rtsx_usb_seq_cmd_hdr(ucr, addr, len, SEQ_READ);
- ret = rtsx_usb_transfer_data(ucr,
- usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
- ucr->cmd_buf, 12, 0, NULL, 100);
- if (ret)
- return ret;
-
- ret = rtsx_usb_transfer_data(ucr,
- usb_rcvbulkpipe(ucr->pusb_dev, EP_BULK_IN),
- data, rsp_len, 0, NULL, 100);
- if (ret)
- return ret;
- }
-
- /* unaligned part */
- for (i = 0; i < res_len; i++) {
- ret = rtsx_usb_read_register(ucr, addr + rsp_len + i,
- data + rsp_len + i);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
-int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len)
-{
- return rtsx_usb_seq_read_register(ucr, PPBUF_BASE2, (u16)buf_len, buf);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_read_ppbuf);
-
-int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len)
-{
- return rtsx_usb_seq_write_register(ucr, PPBUF_BASE2, (u16)buf_len, buf);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_write_ppbuf);
-
-int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr,
- u8 mask, u8 data)
-{
- u16 value, index;
-
- addr |= EP0_WRITE_REG_CMD << EP0_OP_SHIFT;
- value = swab16(addr);
- index = mask | data << 8;
-
- return usb_control_msg(ucr->pusb_dev,
- usb_sndctrlpipe(ucr->pusb_dev, 0), RTSX_USB_REQ_REG_OP,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- value, index, NULL, 0, 100);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_ep0_write_register);
-
-int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data)
-{
- u16 value;
- u8 *buf;
- int ret;
-
- if (!data)
- return -EINVAL;
-
- buf = kzalloc(sizeof(u8), GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- addr |= EP0_READ_REG_CMD << EP0_OP_SHIFT;
- value = swab16(addr);
-
- ret = usb_control_msg(ucr->pusb_dev,
- usb_rcvctrlpipe(ucr->pusb_dev, 0), RTSX_USB_REQ_REG_OP,
- USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- value, 0, buf, 1, 100);
- *data = *buf;
-
- kfree(buf);
- return ret;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_ep0_read_register);
-
-void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type, u16 reg_addr,
- u8 mask, u8 data)
-{
- int i;
-
- if (ucr->cmd_idx < (IOBUF_SIZE - CMD_OFFSET) / 4) {
- i = CMD_OFFSET + ucr->cmd_idx * 4;
-
- ucr->cmd_buf[i++] = ((cmd_type & 0x03) << 6) |
- (u8)((reg_addr >> 8) & 0x3F);
- ucr->cmd_buf[i++] = (u8)reg_addr;
- ucr->cmd_buf[i++] = mask;
- ucr->cmd_buf[i++] = data;
-
- ucr->cmd_idx++;
- }
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_add_cmd);
-
-int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout)
-{
- int ret;
-
- ucr->cmd_buf[CNT_H] = (u8)(ucr->cmd_idx >> 8);
- ucr->cmd_buf[CNT_L] = (u8)(ucr->cmd_idx);
- ucr->cmd_buf[STAGE_FLAG] = flag;
-
- ret = rtsx_usb_transfer_data(ucr,
- usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
- ucr->cmd_buf, ucr->cmd_idx * 4 + CMD_OFFSET,
- 0, NULL, timeout);
- if (ret) {
- rtsx_usb_clear_fsm_err(ucr);
- return ret;
- }
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_send_cmd);
-
-int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout)
-{
- if (rsp_len <= 0)
- return -EINVAL;
-
- rsp_len = ALIGN(rsp_len, 4);
-
- return rtsx_usb_transfer_data(ucr,
- usb_rcvbulkpipe(ucr->pusb_dev, EP_BULK_IN),
- ucr->rsp_buf, rsp_len, 0, NULL, timeout);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_get_rsp);
-
-static int rtsx_usb_get_status_with_bulk(struct rtsx_ucr *ucr, u16 *status)
-{
- int ret;
-
- rtsx_usb_init_cmd(ucr);
- rtsx_usb_add_cmd(ucr, READ_REG_CMD, CARD_EXIST, 0x00, 0x00);
- rtsx_usb_add_cmd(ucr, READ_REG_CMD, OCPSTAT, 0x00, 0x00);
- ret = rtsx_usb_send_cmd(ucr, MODE_CR, 100);
- if (ret)
- return ret;
-
- ret = rtsx_usb_get_rsp(ucr, 2, 100);
- if (ret)
- return ret;
-
- *status = ((ucr->rsp_buf[0] >> 2) & 0x0f) |
- ((ucr->rsp_buf[1] & 0x03) << 4);
-
- return 0;
-}
-
-int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status)
-{
- int ret;
- u16 *buf;
-
- if (!status)
- return -EINVAL;
-
- if (polling_pipe == 0) {
- buf = kzalloc(sizeof(u16), GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- ret = usb_control_msg(ucr->pusb_dev,
- usb_rcvctrlpipe(ucr->pusb_dev, 0),
- RTSX_USB_REQ_POLL,
- USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0, 0, buf, 2, 100);
- *status = *buf;
-
- kfree(buf);
- } else {
- ret = rtsx_usb_get_status_with_bulk(ucr, status);
- }
-
- /* usb_control_msg may return positive when success */
- if (ret < 0)
- return ret;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_get_card_status);
-
-static int rtsx_usb_write_phy_register(struct rtsx_ucr *ucr, u8 addr, u8 val)
-{
- dev_dbg(&ucr->pusb_intf->dev, "Write 0x%x to phy register 0x%x\n",
- val, addr);
-
- rtsx_usb_init_cmd(ucr);
-
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VSTAIN, 0xFF, val);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VCONTROL, 0xFF, addr & 0x0F);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VCONTROL,
- 0xFF, (addr >> 4) & 0x0F);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
-
- return rtsx_usb_send_cmd(ucr, MODE_C, 100);
-}
-
-int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask, u8 data)
-{
- rtsx_usb_init_cmd(ucr);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, addr, mask, data);
- return rtsx_usb_send_cmd(ucr, MODE_C, 100);
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_write_register);
-
-int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data)
-{
- int ret;
-
- if (data != NULL)
- *data = 0;
-
- rtsx_usb_init_cmd(ucr);
- rtsx_usb_add_cmd(ucr, READ_REG_CMD, addr, 0, 0);
- ret = rtsx_usb_send_cmd(ucr, MODE_CR, 100);
- if (ret)
- return ret;
-
- ret = rtsx_usb_get_rsp(ucr, 1, 100);
- if (ret)
- return ret;
-
- if (data != NULL)
- *data = ucr->rsp_buf[0];
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_read_register);
-
-static inline u8 double_ssc_depth(u8 depth)
-{
- return (depth > 1) ? (depth - 1) : depth;
-}
-
-static u8 revise_ssc_depth(u8 ssc_depth, u8 div)
-{
- if (div > CLK_DIV_1) {
- if (ssc_depth > div - 1)
- ssc_depth -= (div - 1);
- else
- ssc_depth = SSC_DEPTH_2M;
- }
-
- return ssc_depth;
-}
-
-int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
- u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk)
-{
- int ret;
- u8 n, clk_divider, mcu_cnt, div;
-
- if (!card_clock) {
- ucr->cur_clk = 0;
- return 0;
- }
-
- if (initial_mode) {
- /* We use 250k(around) here, in initial stage */
- clk_divider = SD_CLK_DIVIDE_128;
- card_clock = 30000000;
- } else {
- clk_divider = SD_CLK_DIVIDE_0;
- }
-
- ret = rtsx_usb_write_register(ucr, SD_CFG1,
- SD_CLK_DIVIDE_MASK, clk_divider);
- if (ret < 0)
- return ret;
-
- card_clock /= 1000000;
- dev_dbg(&ucr->pusb_intf->dev,
- "Switch card clock to %dMHz\n", card_clock);
-
- if (!initial_mode && double_clk)
- card_clock *= 2;
- dev_dbg(&ucr->pusb_intf->dev,
- "Internal SSC clock: %dMHz (cur_clk = %d)\n",
- card_clock, ucr->cur_clk);
-
- if (card_clock == ucr->cur_clk)
- return 0;
-
- /* Converting clock value into internal settings: n and div */
- n = card_clock - 2;
- if ((card_clock <= 2) || (n > MAX_DIV_N))
- return -EINVAL;
-
- mcu_cnt = 60/card_clock + 3;
- if (mcu_cnt > 15)
- mcu_cnt = 15;
-
- /* Make sure that the SSC clock div_n is not less than MIN_DIV_N */
-
- div = CLK_DIV_1;
- while (n < MIN_DIV_N && div < CLK_DIV_4) {
- n = (n + 2) * 2 - 2;
- div++;
- }
- dev_dbg(&ucr->pusb_intf->dev, "n = %d, div = %d\n", n, div);
-
- if (double_clk)
- ssc_depth = double_ssc_depth(ssc_depth);
-
- ssc_depth = revise_ssc_depth(ssc_depth, div);
- dev_dbg(&ucr->pusb_intf->dev, "ssc_depth = %d\n", ssc_depth);
-
- rtsx_usb_init_cmd(ucr);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV,
- 0x3F, (div << 4) | mcu_cnt);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL2,
- SSC_DEPTH_MASK, ssc_depth);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, n);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
- if (vpclk) {
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
- PHASE_NOT_RESET, 0);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
- PHASE_NOT_RESET, PHASE_NOT_RESET);
- }
-
- ret = rtsx_usb_send_cmd(ucr, MODE_C, 2000);
- if (ret < 0)
- return ret;
-
- ret = rtsx_usb_write_register(ucr, SSC_CTL1, 0xff,
- SSC_RSTB | SSC_8X_EN | SSC_SEL_4M);
- if (ret < 0)
- return ret;
-
- /* Wait SSC clock stable */
- usleep_range(100, 1000);
-
- ret = rtsx_usb_write_register(ucr, CLK_DIV, CLK_CHANGE, 0);
- if (ret < 0)
- return ret;
-
- ucr->cur_clk = card_clock;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_switch_clock);
-
-int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card)
-{
- int ret;
- u16 val;
- u16 cd_mask[] = {
- [RTSX_USB_SD_CARD] = (CD_MASK & ~SD_CD),
- [RTSX_USB_MS_CARD] = (CD_MASK & ~MS_CD)
- };
-
- ret = rtsx_usb_get_card_status(ucr, &val);
- /*
- * If get status fails, return 0 (ok) for the exclusive check
- * and let the flow fail at somewhere else.
- */
- if (ret)
- return 0;
-
- if (val & cd_mask[card])
- return -EIO;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rtsx_usb_card_exclusive_check);
-
-static int rtsx_usb_reset_chip(struct rtsx_ucr *ucr)
-{
- int ret;
- u8 val;
-
- rtsx_usb_init_cmd(ucr);
-
- if (CHECK_PKG(ucr, LQFP48)) {
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
- LDO3318_PWR_MASK, LDO_SUSPEND);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
- FORCE_LDO_POWERB, FORCE_LDO_POWERB);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1,
- 0x30, 0x10);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5,
- 0x03, 0x01);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6,
- 0x0C, 0x04);
- }
-
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SYS_DUMMY0, NYET_MSAK, NYET_EN);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CD_DEGLITCH_WIDTH, 0xFF, 0x08);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
- CD_DEGLITCH_EN, XD_CD_DEGLITCH_EN, 0x0);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD30_DRIVE_SEL,
- SD30_DRIVE_MASK, DRIVER_TYPE_D);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
- CARD_DRIVE_SEL, SD20_DRIVE_MASK, 0x0);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, LDO_POWER_CFG, 0xE0, 0x0);
-
- if (ucr->is_rts5179)
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
- CARD_PULL_CTL5, 0x03, 0x01);
-
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_DMA1_CTL,
- EXTEND_DMA1_ASYNC_SIGNAL, EXTEND_DMA1_ASYNC_SIGNAL);
- rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_INT_PEND,
- XD_INT | MS_INT | SD_INT,
- XD_INT | MS_INT | SD_INT);
-
- ret = rtsx_usb_send_cmd(ucr, MODE_C, 100);
- if (ret)
- return ret;
-
- /* config non-crystal mode */
- rtsx_usb_read_register(ucr, CFG_MODE, &val);
- if ((val & XTAL_FREE) || ((val & CLK_MODE_MASK) == CLK_MODE_NON_XTAL)) {
- ret = rtsx_usb_write_phy_register(ucr, 0xC2, 0x7C);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
-static int rtsx_usb_init_chip(struct rtsx_ucr *ucr)
-{
- int ret;
- u8 val;
-
- rtsx_usb_clear_fsm_err(ucr);
-
- /* power on SSC */
- ret = rtsx_usb_write_register(ucr,
- FPDCTL, SSC_POWER_MASK, SSC_POWER_ON);
- if (ret)
- return ret;
-
- usleep_range(100, 1000);
- ret = rtsx_usb_write_register(ucr, CLK_DIV, CLK_CHANGE, 0x00);
- if (ret)
- return ret;
-
- /* determine IC version */
- ret = rtsx_usb_read_register(ucr, HW_VERSION, &val);
- if (ret)
- return ret;
-
- ucr->ic_version = val & HW_VER_MASK;
-
- /* determine package */
- ret = rtsx_usb_read_register(ucr, CARD_SHARE_MODE, &val);
- if (ret)
- return ret;
-
- if (val & CARD_SHARE_LQFP_SEL) {
- ucr->package = LQFP48;
- dev_dbg(&ucr->pusb_intf->dev, "Package: LQFP48\n");
- } else {
- ucr->package = QFN24;
- dev_dbg(&ucr->pusb_intf->dev, "Package: QFN24\n");
- }
-
- /* determine IC variations */
- rtsx_usb_read_register(ucr, CFG_MODE_1, &val);
- if (val & RTS5179) {
- ucr->is_rts5179 = true;
- dev_dbg(&ucr->pusb_intf->dev, "Device is rts5179\n");
- } else {
- ucr->is_rts5179 = false;
- }
-
- return rtsx_usb_reset_chip(ucr);
-}
-
-static int rtsx_usb_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- struct usb_device *usb_dev = interface_to_usbdev(intf);
- struct rtsx_ucr *ucr;
- int ret;
-
- dev_dbg(&intf->dev,
- ": Realtek USB Card Reader found at bus %03d address %03d\n",
- usb_dev->bus->busnum, usb_dev->devnum);
-
- ucr = devm_kzalloc(&intf->dev, sizeof(*ucr), GFP_KERNEL);
- if (!ucr)
- return -ENOMEM;
-
- ucr->pusb_dev = usb_dev;
-
- ucr->iobuf = usb_alloc_coherent(ucr->pusb_dev, IOBUF_SIZE,
- GFP_KERNEL, &ucr->iobuf_dma);
- if (!ucr->iobuf)
- return -ENOMEM;
-
- usb_set_intfdata(intf, ucr);
-
- ucr->vendor_id = id->idVendor;
- ucr->product_id = id->idProduct;
- ucr->cmd_buf = ucr->rsp_buf = ucr->iobuf;
-
- mutex_init(&ucr->dev_mutex);
-
- ucr->pusb_intf = intf;
-
- /* initialize */
- ret = rtsx_usb_init_chip(ucr);
- if (ret)
- goto out_init_fail;
-
- /* initialize USB SG transfer timer */
- timer_setup(&ucr->sg_timer, rtsx_usb_sg_timed_out, 0);
-
- ret = mfd_add_hotplug_devices(&intf->dev, rtsx_usb_cells,
- ARRAY_SIZE(rtsx_usb_cells));
- if (ret)
- goto out_init_fail;
-
-#ifdef CONFIG_PM
- intf->needs_remote_wakeup = 1;
- usb_enable_autosuspend(usb_dev);
-#endif
-
- return 0;
-
-out_init_fail:
- usb_free_coherent(ucr->pusb_dev, IOBUF_SIZE, ucr->iobuf,
- ucr->iobuf_dma);
- return ret;
-}
-
-static void rtsx_usb_disconnect(struct usb_interface *intf)
-{
- struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
-
- dev_dbg(&intf->dev, "%s called\n", __func__);
-
- mfd_remove_devices(&intf->dev);
-
- usb_set_intfdata(ucr->pusb_intf, NULL);
- usb_free_coherent(ucr->pusb_dev, IOBUF_SIZE, ucr->iobuf,
- ucr->iobuf_dma);
-}
-
-#ifdef CONFIG_PM
-static int rtsx_usb_suspend(struct usb_interface *intf, pm_message_t message)
-{
- struct rtsx_ucr *ucr =
- (struct rtsx_ucr *)usb_get_intfdata(intf);
- u16 val = 0;
-
- dev_dbg(&intf->dev, "%s called with pm message 0x%04x\n",
- __func__, message.event);
-
- if (PMSG_IS_AUTO(message)) {
- if (mutex_trylock(&ucr->dev_mutex)) {
- rtsx_usb_get_card_status(ucr, &val);
- mutex_unlock(&ucr->dev_mutex);
-
- /* Defer the autosuspend if card exists */
- if (val & (SD_CD | MS_CD))
- return -EAGAIN;
- } else {
- /* There is an ongoing operation*/
- return -EAGAIN;
- }
- }
-
- return 0;
-}
-
-static int rtsx_usb_resume(struct usb_interface *intf)
-{
- return 0;
-}
-
-static int rtsx_usb_reset_resume(struct usb_interface *intf)
-{
- struct rtsx_ucr *ucr =
- (struct rtsx_ucr *)usb_get_intfdata(intf);
-
- rtsx_usb_reset_chip(ucr);
- return 0;
-}
-
-#else /* CONFIG_PM */
-
-#define rtsx_usb_suspend NULL
-#define rtsx_usb_resume NULL
-#define rtsx_usb_reset_resume NULL
-
-#endif /* CONFIG_PM */
-
-
-static int rtsx_usb_pre_reset(struct usb_interface *intf)
-{
- struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
-
- mutex_lock(&ucr->dev_mutex);
- return 0;
-}
-
-static int rtsx_usb_post_reset(struct usb_interface *intf)
-{
- struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
-
- mutex_unlock(&ucr->dev_mutex);
- return 0;
-}
-
-static struct usb_device_id rtsx_usb_usb_ids[] = {
- { USB_DEVICE(0x0BDA, 0x0129) },
- { USB_DEVICE(0x0BDA, 0x0139) },
- { USB_DEVICE(0x0BDA, 0x0140) },
- { }
-};
-MODULE_DEVICE_TABLE(usb, rtsx_usb_usb_ids);
-
-static struct usb_driver rtsx_usb_driver = {
- .name = "rtsx_usb",
- .probe = rtsx_usb_probe,
- .disconnect = rtsx_usb_disconnect,
- .suspend = rtsx_usb_suspend,
- .resume = rtsx_usb_resume,
- .reset_resume = rtsx_usb_reset_resume,
- .pre_reset = rtsx_usb_pre_reset,
- .post_reset = rtsx_usb_post_reset,
- .id_table = rtsx_usb_usb_ids,
- .supports_autosuspend = 1,
- .soft_unbind = 1,
-};
-
-module_usb_driver(rtsx_usb_driver);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Roger Tseng <rogerable@realtek.com>");
-MODULE_DESCRIPTION("Realtek USB Card Reader Driver");
Enable this configuration option to enable the host side test driver
for PCI Endpoint.
+config MISC_RTSX
+ tristate
+ default MISC_RTSX_PCI || MISC_RTSX_USB
+
source "drivers/misc/c2port/Kconfig"
source "drivers/misc/eeprom/Kconfig"
source "drivers/misc/cb710/Kconfig"
source "drivers/misc/echo/Kconfig"
source "drivers/misc/cxl/Kconfig"
source "drivers/misc/ocxl/Kconfig"
+source "drivers/misc/cardreader/Kconfig"
endmenu
obj-$(CONFIG_ASPEED_LPC_SNOOP) += aspeed-lpc-snoop.o
obj-$(CONFIG_PCI_ENDPOINT_TEST) += pci_endpoint_test.o
obj-$(CONFIG_OCXL) += ocxl/
+obj-$(CONFIG_MISC_RTSX) += cardreader/
lkdtm-$(CONFIG_LKDTM) += lkdtm_core.o
lkdtm-$(CONFIG_LKDTM) += lkdtm_bugs.o
--- /dev/null
+config MISC_RTSX_PCI
+ tristate "Realtek PCI-E card reader"
+ depends on PCI
+ select MFD_CORE
+ help
+ This supports for Realtek PCI-Express card reader including rts5209,
+ rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411.
+ Realtek card readers support access to many types of memory cards,
+ such as Memory Stick, Memory Stick Pro, Secure Digital and
+ MultiMediaCard.
+
+config MISC_RTSX_USB
+ tristate "Realtek USB card reader"
+ depends on USB
+ select MFD_CORE
+ help
+ Select this option to get support for Realtek USB 2.0 card readers
+ including RTS5129, RTS5139, RTS5179 and RTS5170.
+ Realtek card reader supports access to many types of memory cards,
+ such as Memory Stick Pro, Secure Digital and MultiMediaCard.
--- /dev/null
+rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o
+
+obj-$(CONFIG_MISC_RTSX_PCI) += rtsx_pci.o
+obj-$(CONFIG_MISC_RTSX_USB) += rtsx_usb.o
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ * Roger Tseng <rogerable@realtek.com>
+ */
+
+#include <linux/module.h>
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <linux/rtsx_pci.h>
+
+#include "rtsx_pcr.h"
+
+static u8 rtl8411_get_ic_version(struct rtsx_pcr *pcr)
+{
+ u8 val;
+
+ rtsx_pci_read_register(pcr, SYS_VER, &val);
+ return val & 0x0F;
+}
+
+static int rtl8411b_is_qfn48(struct rtsx_pcr *pcr)
+{
+ u8 val = 0;
+
+ rtsx_pci_read_register(pcr, RTL8411B_PACKAGE_MODE, &val);
+
+ if (val & 0x2)
+ return 1;
+ else
+ return 0;
+}
+
+static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg1 = 0;
+ u8 reg3 = 0;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®1);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg1);
+
+ if (!rtsx_vendor_setting_valid(reg1))
+ return;
+
+ pcr->aspm_en = rtsx_reg_to_aspm(reg1);
+ pcr->sd30_drive_sel_1v8 =
+ map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg1));
+ pcr->card_drive_sel &= 0x3F;
+ pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg1);
+
+ rtsx_pci_read_config_byte(pcr, PCR_SETTING_REG3, ®3);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG3, reg3);
+ pcr->sd30_drive_sel_3v3 = rtl8411_reg_to_sd30_drive_sel_3v3(reg3);
+}
+
+static void rtl8411b_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg = 0;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
+
+ if (!rtsx_vendor_setting_valid(reg))
+ return;
+
+ pcr->aspm_en = rtsx_reg_to_aspm(reg);
+ pcr->sd30_drive_sel_1v8 =
+ map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg));
+ pcr->sd30_drive_sel_3v3 =
+ map_sd_drive(rtl8411b_reg_to_sd30_drive_sel_3v3(reg));
+}
+
+static void rtl8411_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ rtsx_pci_write_register(pcr, FPDCTL, 0x07, 0x07);
+}
+
+static int rtl8411_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ 0xFF, pcr->sd30_drive_sel_3v3);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CD_PAD_CTL,
+ CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rtl8411b_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_init_cmd(pcr);
+
+ if (rtl8411b_is_qfn48(pcr))
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ CARD_PULL_CTL3, 0xFF, 0xF5);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ 0xFF, pcr->sd30_drive_sel_3v3);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CD_PAD_CTL,
+ CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, FUNC_FORCE_CTL,
+ 0x06, 0x00);
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rtl8411_turn_on_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x00);
+}
+
+static int rtl8411_turn_off_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x01);
+}
+
+static int rtl8411_enable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0xFF, 0x0D);
+}
+
+static int rtl8411_disable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0x08, 0x00);
+}
+
+static int rtl8411_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_5_PERCENT_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_CTL,
+ BPP_LDO_POWB, BPP_LDO_SUSPEND);
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ /* To avoid too large in-rush current */
+ udelay(150);
+
+ err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_10_PERCENT_ON);
+ if (err < 0)
+ return err;
+
+ udelay(150);
+
+ err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_15_PERCENT_ON);
+ if (err < 0)
+ return err;
+
+ udelay(150);
+
+ err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_ON);
+ if (err < 0)
+ return err;
+
+ return rtsx_pci_write_register(pcr, LDO_CTL, BPP_LDO_POWB, BPP_LDO_ON);
+}
+
+static int rtl8411_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_OFF);
+ if (err < 0)
+ return err;
+
+ return rtsx_pci_write_register(pcr, LDO_CTL,
+ BPP_LDO_POWB, BPP_LDO_SUSPEND);
+}
+
+static int rtl8411_do_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage,
+ int bpp_tuned18_shift, int bpp_asic_1v8)
+{
+ u8 mask, val;
+ int err;
+
+ mask = (BPP_REG_TUNED18 << bpp_tuned18_shift) | BPP_PAD_MASK;
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
+ if (err < 0)
+ return err;
+ val = (BPP_ASIC_3V3 << bpp_tuned18_shift) | BPP_PAD_3V3;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
+ if (err < 0)
+ return err;
+ val = (bpp_asic_1v8 << bpp_tuned18_shift) | BPP_PAD_1V8;
+ } else {
+ return -EINVAL;
+ }
+
+ return rtsx_pci_write_register(pcr, LDO_CTL, mask, val);
+}
+
+static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ return rtl8411_do_switch_output_voltage(pcr, voltage,
+ BPP_TUNED18_SHIFT_8411, BPP_ASIC_1V8);
+}
+
+static int rtl8402_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ return rtl8411_do_switch_output_voltage(pcr, voltage,
+ BPP_TUNED18_SHIFT_8402, BPP_ASIC_2V0);
+}
+
+static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
+{
+ unsigned int card_exist;
+
+ card_exist = rtsx_pci_readl(pcr, RTSX_BIPR);
+ card_exist &= CARD_EXIST;
+ if (!card_exist) {
+ /* Enable card CD */
+ rtsx_pci_write_register(pcr, CD_PAD_CTL,
+ CD_DISABLE_MASK, CD_ENABLE);
+ /* Enable card interrupt */
+ rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x00);
+ return 0;
+ }
+
+ if (hweight32(card_exist) > 1) {
+ rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_5_PERCENT_ON);
+ msleep(100);
+
+ card_exist = rtsx_pci_readl(pcr, RTSX_BIPR);
+ if (card_exist & MS_EXIST)
+ card_exist = MS_EXIST;
+ else if (card_exist & SD_EXIST)
+ card_exist = SD_EXIST;
+ else
+ card_exist = 0;
+
+ rtsx_pci_write_register(pcr, CARD_PWR_CTL,
+ BPP_POWER_MASK, BPP_POWER_OFF);
+
+ pcr_dbg(pcr, "After CD deglitch, card_exist = 0x%x\n",
+ card_exist);
+ }
+
+ if (card_exist & MS_EXIST) {
+ /* Disable SD interrupt */
+ rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x40);
+ rtsx_pci_write_register(pcr, CD_PAD_CTL,
+ CD_DISABLE_MASK, MS_CD_EN_ONLY);
+ } else if (card_exist & SD_EXIST) {
+ /* Disable MS interrupt */
+ rtsx_pci_write_register(pcr, EFUSE_CONTENT, 0xe0, 0x80);
+ rtsx_pci_write_register(pcr, CD_PAD_CTL,
+ CD_DISABLE_MASK, SD_CD_EN_ONLY);
+ }
+
+ return card_exist;
+}
+
+static int rtl8411_conv_clk_and_div_n(int input, int dir)
+{
+ int output;
+
+ if (dir == CLK_TO_DIV_N)
+ output = input * 4 / 5 - 2;
+ else
+ output = (input + 2) * 5 / 4;
+
+ return output;
+}
+
+static const struct pcr_ops rtl8411_pcr_ops = {
+ .fetch_vendor_settings = rtl8411_fetch_vendor_settings,
+ .extra_init_hw = rtl8411_extra_init_hw,
+ .optimize_phy = NULL,
+ .turn_on_led = rtl8411_turn_on_led,
+ .turn_off_led = rtl8411_turn_off_led,
+ .enable_auto_blink = rtl8411_enable_auto_blink,
+ .disable_auto_blink = rtl8411_disable_auto_blink,
+ .card_power_on = rtl8411_card_power_on,
+ .card_power_off = rtl8411_card_power_off,
+ .switch_output_voltage = rtl8411_switch_output_voltage,
+ .cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
+ .force_power_down = rtl8411_force_power_down,
+};
+
+static const struct pcr_ops rtl8402_pcr_ops = {
+ .fetch_vendor_settings = rtl8411_fetch_vendor_settings,
+ .extra_init_hw = rtl8411_extra_init_hw,
+ .optimize_phy = NULL,
+ .turn_on_led = rtl8411_turn_on_led,
+ .turn_off_led = rtl8411_turn_off_led,
+ .enable_auto_blink = rtl8411_enable_auto_blink,
+ .disable_auto_blink = rtl8411_disable_auto_blink,
+ .card_power_on = rtl8411_card_power_on,
+ .card_power_off = rtl8411_card_power_off,
+ .switch_output_voltage = rtl8402_switch_output_voltage,
+ .cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
+ .force_power_down = rtl8411_force_power_down,
+};
+
+static const struct pcr_ops rtl8411b_pcr_ops = {
+ .fetch_vendor_settings = rtl8411b_fetch_vendor_settings,
+ .extra_init_hw = rtl8411b_extra_init_hw,
+ .optimize_phy = NULL,
+ .turn_on_led = rtl8411_turn_on_led,
+ .turn_off_led = rtl8411_turn_off_led,
+ .enable_auto_blink = rtl8411_enable_auto_blink,
+ .disable_auto_blink = rtl8411_disable_auto_blink,
+ .card_power_on = rtl8411_card_power_on,
+ .card_power_off = rtl8411_card_power_off,
+ .switch_output_voltage = rtl8411_switch_output_voltage,
+ .cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
+ .force_power_down = rtl8411_force_power_down,
+};
+
+/* SD Pull Control Enable:
+ * SD_DAT[3:0] ==> pull up
+ * SD_CD ==> pull up
+ * SD_WP ==> pull up
+ * SD_CMD ==> pull up
+ * SD_CLK ==> pull down
+ */
+static const u32 rtl8411_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xA9),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x09),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
+ 0,
+};
+
+/* SD Pull Control Disable:
+ * SD_DAT[3:0] ==> pull down
+ * SD_CD ==> pull up
+ * SD_WP ==> pull down
+ * SD_CMD ==> pull down
+ * SD_CLK ==> pull down
+ */
+static const u32 rtl8411_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
+ 0,
+};
+
+/* MS Pull Control Enable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rtl8411_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x05),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
+ 0,
+};
+
+/* MS Pull Control Disable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rtl8411_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x95),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x09 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x69 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x08 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static void rtl8411_init_common_params(struct rtsx_pcr *pcr)
+{
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
+ pcr->num_slots = 2;
+ pcr->flags = 0;
+ pcr->card_drive_sel = RTL8411_CARD_DRIVE_DEFAULT;
+ pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
+ pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
+ pcr->aspm_en = ASPM_L1_EN;
+ pcr->tx_initial_phase = SET_CLOCK_PHASE(23, 7, 14);
+ pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10);
+ pcr->ic_version = rtl8411_get_ic_version(pcr);
+}
+
+void rtl8411_init_params(struct rtsx_pcr *pcr)
+{
+ rtl8411_init_common_params(pcr);
+ pcr->ops = &rtl8411_pcr_ops;
+ set_pull_ctrl_tables(pcr, rtl8411);
+}
+
+void rtl8411b_init_params(struct rtsx_pcr *pcr)
+{
+ rtl8411_init_common_params(pcr);
+ pcr->ops = &rtl8411b_pcr_ops;
+ if (rtl8411b_is_qfn48(pcr))
+ set_pull_ctrl_tables(pcr, rtl8411b_qfn48);
+ else
+ set_pull_ctrl_tables(pcr, rtl8411b_qfn64);
+}
+
+void rtl8402_init_params(struct rtsx_pcr *pcr)
+{
+ rtl8411_init_common_params(pcr);
+ pcr->ops = &rtl8402_pcr_ops;
+ set_pull_ctrl_tables(pcr, rtl8411);
+}
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/rtsx_pci.h>
+
+#include "rtsx_pcr.h"
+
+static u8 rts5209_get_ic_version(struct rtsx_pcr *pcr)
+{
+ u8 val;
+
+ val = rtsx_pci_readb(pcr, 0x1C);
+ return val & 0x0F;
+}
+
+static void rts5209_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
+
+ if (rts5209_vendor_setting1_valid(reg)) {
+ if (rts5209_reg_check_ms_pmos(reg))
+ pcr->flags |= PCR_MS_PMOS;
+ pcr->aspm_en = rts5209_reg_to_aspm(reg);
+ }
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
+
+ if (rts5209_vendor_setting2_valid(reg)) {
+ pcr->sd30_drive_sel_1v8 =
+ rts5209_reg_to_sd30_drive_sel_1v8(reg);
+ pcr->sd30_drive_sel_3v3 =
+ rts5209_reg_to_sd30_drive_sel_3v3(reg);
+ pcr->card_drive_sel = rts5209_reg_to_card_drive_sel(reg);
+ }
+}
+
+static void rts5209_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ rtsx_pci_write_register(pcr, FPDCTL, 0x07, 0x07);
+}
+
+static int rts5209_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_init_cmd(pcr);
+
+ /* Turn off LED */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_GPIO, 0xFF, 0x03);
+ /* Reset ASPM state to default value */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
+ /* Force CLKREQ# PIN to drive 0 to request clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x08, 0x08);
+ /* Configure GPIO as output */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_GPIO_DIR, 0xFF, 0x03);
+ /* Configure driving */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ 0xFF, pcr->sd30_drive_sel_3v3);
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5209_optimize_phy(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_phy_register(pcr, 0x00, 0xB966);
+}
+
+static int rts5209_turn_on_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x00);
+}
+
+static int rts5209_turn_off_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x01);
+}
+
+static int rts5209_enable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0xFF, 0x0D);
+}
+
+static int rts5209_disable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, CARD_AUTO_BLINK, 0x08, 0x00);
+}
+
+static int rts5209_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+ u8 pwr_mask, partial_pwr_on, pwr_on;
+
+ pwr_mask = SD_POWER_MASK;
+ partial_pwr_on = SD_PARTIAL_POWER_ON;
+ pwr_on = SD_POWER_ON;
+
+ if ((pcr->flags & PCR_MS_PMOS) && (card == RTSX_MS_CARD)) {
+ pwr_mask = MS_POWER_MASK;
+ partial_pwr_on = MS_PARTIAL_POWER_ON;
+ pwr_on = MS_POWER_ON;
+ }
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ pwr_mask, partial_pwr_on);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x04);
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ /* To avoid too large in-rush current */
+ udelay(150);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL, pwr_mask, pwr_on);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x00);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5209_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ u8 pwr_mask, pwr_off;
+
+ pwr_mask = SD_POWER_MASK;
+ pwr_off = SD_POWER_OFF;
+
+ if ((pcr->flags & PCR_MS_PMOS) && (card == RTSX_MS_CARD)) {
+ pwr_mask = MS_POWER_MASK;
+ pwr_off = MS_POWER_OFF;
+ }
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ pwr_mask | PMOS_STRG_MASK, pwr_off | PMOS_STRG_400mA);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x06);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5209_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct pcr_ops rts5209_pcr_ops = {
+ .fetch_vendor_settings = rts5209_fetch_vendor_settings,
+ .extra_init_hw = rts5209_extra_init_hw,
+ .optimize_phy = rts5209_optimize_phy,
+ .turn_on_led = rts5209_turn_on_led,
+ .turn_off_led = rts5209_turn_off_led,
+ .enable_auto_blink = rts5209_enable_auto_blink,
+ .disable_auto_blink = rts5209_disable_auto_blink,
+ .card_power_on = rts5209_card_power_on,
+ .card_power_off = rts5209_card_power_off,
+ .switch_output_voltage = rts5209_switch_output_voltage,
+ .cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
+ .force_power_down = rts5209_force_power_down,
+};
+
+/* SD Pull Control Enable:
+ * SD_DAT[3:0] ==> pull up
+ * SD_CD ==> pull up
+ * SD_WP ==> pull up
+ * SD_CMD ==> pull up
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5209_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
+ 0,
+};
+
+/* SD Pull Control Disable:
+ * SD_DAT[3:0] ==> pull down
+ * SD_CD ==> pull up
+ * SD_WP ==> pull down
+ * SD_CMD ==> pull down
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5209_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
+ 0,
+};
+
+/* MS Pull Control Enable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5209_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+/* MS Pull Control Disable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5209_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+void rts5209_init_params(struct rtsx_pcr *pcr)
+{
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 |
+ EXTRA_CAPS_SD_SDR104 | EXTRA_CAPS_MMC_8BIT;
+ pcr->num_slots = 2;
+ pcr->ops = &rts5209_pcr_ops;
+
+ pcr->flags = 0;
+ pcr->card_drive_sel = RTS5209_CARD_DRIVE_DEFAULT;
+ pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
+ pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
+ pcr->aspm_en = ASPM_L1_EN;
+ pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 16);
+ pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5);
+
+ pcr->ic_version = rts5209_get_ic_version(pcr);
+ pcr->sd_pull_ctl_enable_tbl = rts5209_sd_pull_ctl_enable_tbl;
+ pcr->sd_pull_ctl_disable_tbl = rts5209_sd_pull_ctl_disable_tbl;
+ pcr->ms_pull_ctl_enable_tbl = rts5209_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl = rts5209_ms_pull_ctl_disable_tbl;
+}
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ * Roger Tseng <rogerable@realtek.com>
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/rtsx_pci.h>
+
+#include "rtsx_pcr.h"
+
+static u8 rts5227_get_ic_version(struct rtsx_pcr *pcr)
+{
+ u8 val;
+
+ rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
+ return val & 0x0F;
+}
+
+static void rts5227_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
+{
+ u8 driving_3v3[4][3] = {
+ {0x13, 0x13, 0x13},
+ {0x96, 0x96, 0x96},
+ {0x7F, 0x7F, 0x7F},
+ {0x96, 0x96, 0x96},
+ };
+ u8 driving_1v8[4][3] = {
+ {0x99, 0x99, 0x99},
+ {0xAA, 0xAA, 0xAA},
+ {0xFE, 0xFE, 0xFE},
+ {0xB3, 0xB3, 0xB3},
+ };
+ u8 (*driving)[3], drive_sel;
+
+ if (voltage == OUTPUT_3V3) {
+ driving = driving_3v3;
+ drive_sel = pcr->sd30_drive_sel_3v3;
+ } else {
+ driving = driving_1v8;
+ drive_sel = pcr->sd30_drive_sel_1v8;
+ }
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CLK_DRIVE_SEL,
+ 0xFF, driving[drive_sel][0]);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CMD_DRIVE_SEL,
+ 0xFF, driving[drive_sel][1]);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DAT_DRIVE_SEL,
+ 0xFF, driving[drive_sel][2]);
+}
+
+static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
+
+ if (!rtsx_vendor_setting_valid(reg))
+ return;
+
+ pcr->aspm_en = rtsx_reg_to_aspm(reg);
+ pcr->sd30_drive_sel_1v8 = rtsx_reg_to_sd30_drive_sel_1v8(reg);
+ pcr->card_drive_sel &= 0x3F;
+ pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
+ pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
+ if (rtsx_reg_check_reverse_socket(reg))
+ pcr->flags |= PCR_REVERSE_SOCKET;
+}
+
+static void rts5227_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ /* Set relink_time to 0 */
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
+
+ if (pm_state == HOST_ENTER_S3)
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10);
+
+ rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
+}
+
+static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ u16 cap;
+
+ rtsx_pci_init_cmd(pcr);
+
+ /* Configure GPIO as output */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
+ /* Reset ASPM state to default value */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
+ /* Switch LDO3318 source from DV33 to card_3v3 */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
+ /* LED shine disabled, set initial shine cycle period */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
+ /* Configure LTR */
+ pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &cap);
+ if (cap & PCI_EXP_DEVCTL2_LTR_EN)
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LTR_CTL, 0xFF, 0xA3);
+ /* Configure OBFF */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OBFF_CFG, 0x03, 0x03);
+ /* Configure driving */
+ rts5227_fill_driving(pcr, OUTPUT_3V3);
+ /* Configure force_clock_req */
+ if (pcr->flags & PCR_REVERSE_SOCKET)
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0xB8);
+ else
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0x88);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, pcr->reg_pm_ctrl3, 0x10, 0x00);
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5227_optimize_phy(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, PM_CTRL3, D3_DELINK_MODE_EN, 0x00);
+ if (err < 0)
+ return err;
+
+ /* Optimize RX sensitivity */
+ return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42);
+}
+
+static int rts5227_turn_on_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
+}
+
+static int rts5227_turn_off_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
+}
+
+static int rts5227_enable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
+}
+
+static int rts5227_disable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
+}
+
+static int rts5227_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_PARTIAL_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x02);
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ /* To avoid too large in-rush current */
+ udelay(150);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x06);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5227_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK | PMOS_STRG_MASK,
+ SD_POWER_OFF | PMOS_STRG_400mA);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0X00);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5227_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_phy_register(pcr, 0x11, 0x3C02);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C80 | 0x24);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ /* set pad drive */
+ rtsx_pci_init_cmd(pcr);
+ rts5227_fill_driving(pcr, voltage);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static const struct pcr_ops rts5227_pcr_ops = {
+ .fetch_vendor_settings = rts5227_fetch_vendor_settings,
+ .extra_init_hw = rts5227_extra_init_hw,
+ .optimize_phy = rts5227_optimize_phy,
+ .turn_on_led = rts5227_turn_on_led,
+ .turn_off_led = rts5227_turn_off_led,
+ .enable_auto_blink = rts5227_enable_auto_blink,
+ .disable_auto_blink = rts5227_disable_auto_blink,
+ .card_power_on = rts5227_card_power_on,
+ .card_power_off = rts5227_card_power_off,
+ .switch_output_voltage = rts5227_switch_output_voltage,
+ .cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
+ .force_power_down = rts5227_force_power_down,
+};
+
+/* SD Pull Control Enable:
+ * SD_DAT[3:0] ==> pull up
+ * SD_CD ==> pull up
+ * SD_WP ==> pull up
+ * SD_CMD ==> pull up
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5227_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
+ 0,
+};
+
+/* SD Pull Control Disable:
+ * SD_DAT[3:0] ==> pull down
+ * SD_CD ==> pull up
+ * SD_WP ==> pull down
+ * SD_CMD ==> pull down
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5227_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
+ 0,
+};
+
+/* MS Pull Control Enable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5227_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+/* MS Pull Control Disable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5227_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+void rts5227_init_params(struct rtsx_pcr *pcr)
+{
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
+ pcr->num_slots = 2;
+ pcr->ops = &rts5227_pcr_ops;
+
+ pcr->flags = 0;
+ pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
+ pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B;
+ pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B;
+ pcr->aspm_en = ASPM_L1_EN;
+ pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15);
+ pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 7, 7);
+
+ pcr->ic_version = rts5227_get_ic_version(pcr);
+ pcr->sd_pull_ctl_enable_tbl = rts5227_sd_pull_ctl_enable_tbl;
+ pcr->sd_pull_ctl_disable_tbl = rts5227_sd_pull_ctl_disable_tbl;
+ pcr->ms_pull_ctl_enable_tbl = rts5227_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl = rts5227_ms_pull_ctl_disable_tbl;
+
+ pcr->reg_pm_ctrl3 = PM_CTRL3;
+}
+
+static int rts522a_optimize_phy(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, RTS522A_PM_CTRL3, D3_DELINK_MODE_EN,
+ 0x00);
+ if (err < 0)
+ return err;
+
+ if (is_version(pcr, 0x522A, IC_VER_A)) {
+ err = rtsx_pci_write_phy_register(pcr, PHY_RCR2,
+ PHY_RCR2_INIT_27S);
+ if (err)
+ return err;
+
+ rtsx_pci_write_phy_register(pcr, PHY_RCR1, PHY_RCR1_INIT_27S);
+ rtsx_pci_write_phy_register(pcr, PHY_FLD0, PHY_FLD0_INIT_27S);
+ rtsx_pci_write_phy_register(pcr, PHY_FLD3, PHY_FLD3_INIT_27S);
+ rtsx_pci_write_phy_register(pcr, PHY_FLD4, PHY_FLD4_INIT_27S);
+ }
+
+ return 0;
+}
+
+static int rts522a_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rts5227_extra_init_hw(pcr);
+
+ rtsx_pci_write_register(pcr, FUNC_FORCE_CTL, FUNC_FORCE_UPME_XMT_DBG,
+ FUNC_FORCE_UPME_XMT_DBG);
+ rtsx_pci_write_register(pcr, PCLK_CTL, 0x04, 0x04);
+ rtsx_pci_write_register(pcr, PM_EVENT_DEBUG, PME_DEBUG_0, PME_DEBUG_0);
+ rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 0xFF, 0x11);
+
+ return 0;
+}
+
+/* rts522a operations mainly derived from rts5227, except phy/hw init setting.
+ */
+static const struct pcr_ops rts522a_pcr_ops = {
+ .fetch_vendor_settings = rts5227_fetch_vendor_settings,
+ .extra_init_hw = rts522a_extra_init_hw,
+ .optimize_phy = rts522a_optimize_phy,
+ .turn_on_led = rts5227_turn_on_led,
+ .turn_off_led = rts5227_turn_off_led,
+ .enable_auto_blink = rts5227_enable_auto_blink,
+ .disable_auto_blink = rts5227_disable_auto_blink,
+ .card_power_on = rts5227_card_power_on,
+ .card_power_off = rts5227_card_power_off,
+ .switch_output_voltage = rts5227_switch_output_voltage,
+ .cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
+ .force_power_down = rts5227_force_power_down,
+};
+
+void rts522a_init_params(struct rtsx_pcr *pcr)
+{
+ rts5227_init_params(pcr);
+
+ pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3;
+}
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/rtsx_pci.h>
+
+#include "rtsx_pcr.h"
+
+static u8 rts5229_get_ic_version(struct rtsx_pcr *pcr)
+{
+ u8 val;
+
+ rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
+ return val & 0x0F;
+}
+
+static void rts5229_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
+
+ if (!rtsx_vendor_setting_valid(reg))
+ return;
+
+ pcr->aspm_en = rtsx_reg_to_aspm(reg);
+ pcr->sd30_drive_sel_1v8 =
+ map_sd_drive(rtsx_reg_to_sd30_drive_sel_1v8(reg));
+ pcr->card_drive_sel &= 0x3F;
+ pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
+ pcr->sd30_drive_sel_3v3 =
+ map_sd_drive(rtsx_reg_to_sd30_drive_sel_3v3(reg));
+}
+
+static void rts5229_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
+}
+
+static int rts5229_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_init_cmd(pcr);
+
+ /* Configure GPIO as output */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
+ /* Reset ASPM state to default value */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
+ /* Force CLKREQ# PIN to drive 0 to request clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x08, 0x08);
+ /* Switch LDO3318 source from DV33 to card_3v3 */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
+ /* LED shine disabled, set initial shine cycle period */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
+ /* Configure driving */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ 0xFF, pcr->sd30_drive_sel_3v3);
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5229_optimize_phy(struct rtsx_pcr *pcr)
+{
+ /* Optimize RX sensitivity */
+ return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42);
+}
+
+static int rts5229_turn_on_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
+}
+
+static int rts5229_turn_off_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
+}
+
+static int rts5229_enable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
+}
+
+static int rts5229_disable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
+}
+
+static int rts5229_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_PARTIAL_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x02);
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ /* To avoid too large in-rush current */
+ udelay(150);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x06);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5229_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK | PMOS_STRG_MASK,
+ SD_POWER_OFF | PMOS_STRG_400mA);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x00);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts5229_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct pcr_ops rts5229_pcr_ops = {
+ .fetch_vendor_settings = rts5229_fetch_vendor_settings,
+ .extra_init_hw = rts5229_extra_init_hw,
+ .optimize_phy = rts5229_optimize_phy,
+ .turn_on_led = rts5229_turn_on_led,
+ .turn_off_led = rts5229_turn_off_led,
+ .enable_auto_blink = rts5229_enable_auto_blink,
+ .disable_auto_blink = rts5229_disable_auto_blink,
+ .card_power_on = rts5229_card_power_on,
+ .card_power_off = rts5229_card_power_off,
+ .switch_output_voltage = rts5229_switch_output_voltage,
+ .cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
+ .force_power_down = rts5229_force_power_down,
+};
+
+/* SD Pull Control Enable:
+ * SD_DAT[3:0] ==> pull up
+ * SD_CD ==> pull up
+ * SD_WP ==> pull up
+ * SD_CMD ==> pull up
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5229_sd_pull_ctl_enable_tbl1[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
+ 0,
+};
+
+/* For RTS5229 version C */
+static const u32 rts5229_sd_pull_ctl_enable_tbl2[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD9),
+ 0,
+};
+
+/* SD Pull Control Disable:
+ * SD_DAT[3:0] ==> pull down
+ * SD_CD ==> pull up
+ * SD_WP ==> pull down
+ * SD_CMD ==> pull down
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5229_sd_pull_ctl_disable_tbl1[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
+ 0,
+};
+
+/* For RTS5229 version C */
+static const u32 rts5229_sd_pull_ctl_disable_tbl2[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE5),
+ 0,
+};
+
+/* MS Pull Control Enable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5229_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+/* MS Pull Control Disable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5229_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+void rts5229_init_params(struct rtsx_pcr *pcr)
+{
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
+ pcr->num_slots = 2;
+ pcr->ops = &rts5229_pcr_ops;
+
+ pcr->flags = 0;
+ pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
+ pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
+ pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
+ pcr->aspm_en = ASPM_L1_EN;
+ pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15);
+ pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 6, 6);
+
+ pcr->ic_version = rts5229_get_ic_version(pcr);
+ if (pcr->ic_version == IC_VER_C) {
+ pcr->sd_pull_ctl_enable_tbl = rts5229_sd_pull_ctl_enable_tbl2;
+ pcr->sd_pull_ctl_disable_tbl = rts5229_sd_pull_ctl_disable_tbl2;
+ } else {
+ pcr->sd_pull_ctl_enable_tbl = rts5229_sd_pull_ctl_enable_tbl1;
+ pcr->sd_pull_ctl_disable_tbl = rts5229_sd_pull_ctl_disable_tbl1;
+ }
+ pcr->ms_pull_ctl_enable_tbl = rts5229_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl = rts5229_ms_pull_ctl_disable_tbl;
+}
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/rtsx_pci.h>
+
+#include "rtsx_pcr.h"
+
+static u8 rts5249_get_ic_version(struct rtsx_pcr *pcr)
+{
+ u8 val;
+
+ rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
+ return val & 0x0F;
+}
+
+static void rts5249_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
+{
+ u8 driving_3v3[4][3] = {
+ {0x11, 0x11, 0x18},
+ {0x55, 0x55, 0x5C},
+ {0xFF, 0xFF, 0xFF},
+ {0x96, 0x96, 0x96},
+ };
+ u8 driving_1v8[4][3] = {
+ {0xC4, 0xC4, 0xC4},
+ {0x3C, 0x3C, 0x3C},
+ {0xFE, 0xFE, 0xFE},
+ {0xB3, 0xB3, 0xB3},
+ };
+ u8 (*driving)[3], drive_sel;
+
+ if (voltage == OUTPUT_3V3) {
+ driving = driving_3v3;
+ drive_sel = pcr->sd30_drive_sel_3v3;
+ } else {
+ driving = driving_1v8;
+ drive_sel = pcr->sd30_drive_sel_1v8;
+ }
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CLK_DRIVE_SEL,
+ 0xFF, driving[drive_sel][0]);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CMD_DRIVE_SEL,
+ 0xFF, driving[drive_sel][1]);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DAT_DRIVE_SEL,
+ 0xFF, driving[drive_sel][2]);
+}
+
+static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
+{
+ u32 reg;
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
+
+ if (!rtsx_vendor_setting_valid(reg)) {
+ pcr_dbg(pcr, "skip fetch vendor setting\n");
+ return;
+ }
+
+ pcr->aspm_en = rtsx_reg_to_aspm(reg);
+ pcr->sd30_drive_sel_1v8 = rtsx_reg_to_sd30_drive_sel_1v8(reg);
+ pcr->card_drive_sel &= 0x3F;
+ pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
+
+ rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, ®);
+ pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
+ pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
+ if (rtsx_reg_check_reverse_socket(reg))
+ pcr->flags |= PCR_REVERSE_SOCKET;
+}
+
+static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ /* Set relink_time to 0 */
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
+
+ if (pm_state == HOST_ENTER_S3)
+ rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
+ D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
+
+ rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
+}
+
+static void rts5249_init_from_cfg(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &(pcr->option);
+ u32 lval;
+
+ if (CHK_PCI_PID(pcr, PID_524A))
+ rtsx_pci_read_config_dword(pcr,
+ PCR_ASPM_SETTING_REG1, &lval);
+ else
+ rtsx_pci_read_config_dword(pcr,
+ PCR_ASPM_SETTING_REG2, &lval);
+
+ if (lval & ASPM_L1_1_EN_MASK)
+ rtsx_set_dev_flag(pcr, ASPM_L1_1_EN);
+
+ if (lval & ASPM_L1_2_EN_MASK)
+ rtsx_set_dev_flag(pcr, ASPM_L1_2_EN);
+
+ if (lval & PM_L1_1_EN_MASK)
+ rtsx_set_dev_flag(pcr, PM_L1_1_EN);
+
+ if (lval & PM_L1_2_EN_MASK)
+ rtsx_set_dev_flag(pcr, PM_L1_2_EN);
+
+ if (option->ltr_en) {
+ u16 val;
+
+ pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val);
+ if (val & PCI_EXP_DEVCTL2_LTR_EN) {
+ option->ltr_enabled = true;
+ option->ltr_active = true;
+ rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
+ } else {
+ option->ltr_enabled = false;
+ }
+ }
+}
+
+static int rts5249_init_from_hw(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &(pcr->option);
+
+ if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
+ | PM_L1_1_EN | PM_L1_2_EN))
+ option->force_clkreq_0 = false;
+ else
+ option->force_clkreq_0 = true;
+
+ return 0;
+}
+
+static int rts5249_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &(pcr->option);
+
+ rts5249_init_from_cfg(pcr);
+ rts5249_init_from_hw(pcr);
+
+ rtsx_pci_init_cmd(pcr);
+
+ /* Rest L1SUB Config */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, L1SUB_CONFIG3, 0xFF, 0x00);
+ /* Configure GPIO as output */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, GPIO_CTL, 0x02, 0x02);
+ /* Reset ASPM state to default value */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, ASPM_FORCE_CTL, 0x3F, 0);
+ /* Switch LDO3318 source from DV33 to card_3v3 */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x00);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_PWR_SEL, 0x03, 0x01);
+ /* LED shine disabled, set initial shine cycle period */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, OLT_LED_CTL, 0x0F, 0x02);
+ /* Configure driving */
+ rts5249_fill_driving(pcr, OUTPUT_3V3);
+ if (pcr->flags & PCR_REVERSE_SOCKET)
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB0, 0xB0);
+ else
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB0, 0x80);
+
+ /*
+ * If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
+ * to drive low, and we forcibly request clock.
+ */
+ if (option->force_clkreq_0)
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
+ FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
+ else
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
+ FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
+
+ return rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
+}
+
+static int rts5249_optimize_phy(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, PM_CTRL3, D3_DELINK_MODE_EN, 0x00);
+ if (err < 0)
+ return err;
+
+ err = rtsx_pci_write_phy_register(pcr, PHY_REV,
+ PHY_REV_RESV | PHY_REV_RXIDLE_LATCHED |
+ PHY_REV_P1_EN | PHY_REV_RXIDLE_EN |
+ PHY_REV_CLKREQ_TX_EN | PHY_REV_RX_PWST |
+ PHY_REV_CLKREQ_DT_1_0 | PHY_REV_STOP_CLKRD |
+ PHY_REV_STOP_CLKWR);
+ if (err < 0)
+ return err;
+
+ msleep(1);
+
+ err = rtsx_pci_write_phy_register(pcr, PHY_BPCR,
+ PHY_BPCR_IBRXSEL | PHY_BPCR_IBTXSEL |
+ PHY_BPCR_IB_FILTER | PHY_BPCR_CMIRROR_EN);
+ if (err < 0)
+ return err;
+
+ err = rtsx_pci_write_phy_register(pcr, PHY_PCR,
+ PHY_PCR_FORCE_CODE | PHY_PCR_OOBS_CALI_50 |
+ PHY_PCR_OOBS_VCM_08 | PHY_PCR_OOBS_SEN_90 |
+ PHY_PCR_RSSI_EN | PHY_PCR_RX10K);
+ if (err < 0)
+ return err;
+
+ err = rtsx_pci_write_phy_register(pcr, PHY_RCR2,
+ PHY_RCR2_EMPHASE_EN | PHY_RCR2_NADJR |
+ PHY_RCR2_CDR_SR_2 | PHY_RCR2_FREQSEL_12 |
+ PHY_RCR2_CDR_SC_12P | PHY_RCR2_CALIB_LATE);
+ if (err < 0)
+ return err;
+
+ err = rtsx_pci_write_phy_register(pcr, PHY_FLD4,
+ PHY_FLD4_FLDEN_SEL | PHY_FLD4_REQ_REF |
+ PHY_FLD4_RXAMP_OFF | PHY_FLD4_REQ_ADDA |
+ PHY_FLD4_BER_COUNT | PHY_FLD4_BER_TIMER |
+ PHY_FLD4_BER_CHK_EN);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, PHY_RDR,
+ PHY_RDR_RXDSEL_1_9 | PHY_SSC_AUTO_PWD);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, PHY_RCR1,
+ PHY_RCR1_ADP_TIME_4 | PHY_RCR1_VCO_COARSE);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, PHY_FLD3,
+ PHY_FLD3_TIMER_4 | PHY_FLD3_TIMER_6 |
+ PHY_FLD3_RXDELINK);
+ if (err < 0)
+ return err;
+
+ return rtsx_pci_write_phy_register(pcr, PHY_TUNE,
+ PHY_TUNE_TUNEREF_1_0 | PHY_TUNE_VBGSEL_1252 |
+ PHY_TUNE_SDBUS_33 | PHY_TUNE_TUNED18 |
+ PHY_TUNE_TUNED12 | PHY_TUNE_TUNEA12);
+}
+
+static int rtsx_base_turn_on_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x02);
+}
+
+static int rtsx_base_turn_off_led(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00);
+}
+
+static int rtsx_base_enable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x08);
+}
+
+static int rtsx_base_disable_auto_blink(struct rtsx_pcr *pcr)
+{
+ return rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x08, 0x00);
+}
+
+static int rtsx_base_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ int err;
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_VCC_PARTIAL_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x02);
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ msleep(5);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_VCC_POWER_ON);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x06);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rtsx_base_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
+ SD_POWER_MASK, SD_POWER_OFF);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
+ LDO3318_PWR_MASK, 0x00);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rtsx_base_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+ u16 append;
+
+ switch (voltage) {
+ case OUTPUT_3V3:
+ err = rtsx_pci_update_phy(pcr, PHY_TUNE, PHY_TUNE_VOLTAGE_MASK,
+ PHY_TUNE_VOLTAGE_3V3);
+ if (err < 0)
+ return err;
+ break;
+ case OUTPUT_1V8:
+ append = PHY_TUNE_D18_1V8;
+ if (CHK_PCI_PID(pcr, 0x5249)) {
+ err = rtsx_pci_update_phy(pcr, PHY_BACR,
+ PHY_BACR_BASIC_MASK, 0);
+ if (err < 0)
+ return err;
+ append = PHY_TUNE_D18_1V7;
+ }
+
+ err = rtsx_pci_update_phy(pcr, PHY_TUNE, PHY_TUNE_VOLTAGE_MASK,
+ append);
+ if (err < 0)
+ return err;
+ break;
+ default:
+ pcr_dbg(pcr, "unknown output voltage %d\n", voltage);
+ return -EINVAL;
+ }
+
+ /* set pad drive */
+ rtsx_pci_init_cmd(pcr);
+ rts5249_fill_driving(pcr, voltage);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static void rts5249_set_aspm(struct rtsx_pcr *pcr, bool enable)
+{
+ struct rtsx_cr_option *option = &pcr->option;
+ u8 val = 0;
+
+ if (pcr->aspm_enabled == enable)
+ return;
+
+ if (option->dev_aspm_mode == DEV_ASPM_DYNAMIC) {
+ if (enable)
+ val = pcr->aspm_en;
+ rtsx_pci_update_cfg_byte(pcr,
+ pcr->pcie_cap + PCI_EXP_LNKCTL,
+ ASPM_MASK_NEG, val);
+ } else if (option->dev_aspm_mode == DEV_ASPM_BACKDOOR) {
+ u8 mask = FORCE_ASPM_VAL_MASK | FORCE_ASPM_CTL0;
+
+ if (!enable)
+ val = FORCE_ASPM_CTL0;
+ rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
+ }
+
+ pcr->aspm_enabled = enable;
+}
+
+static const struct pcr_ops rts5249_pcr_ops = {
+ .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
+ .extra_init_hw = rts5249_extra_init_hw,
+ .optimize_phy = rts5249_optimize_phy,
+ .turn_on_led = rtsx_base_turn_on_led,
+ .turn_off_led = rtsx_base_turn_off_led,
+ .enable_auto_blink = rtsx_base_enable_auto_blink,
+ .disable_auto_blink = rtsx_base_disable_auto_blink,
+ .card_power_on = rtsx_base_card_power_on,
+ .card_power_off = rtsx_base_card_power_off,
+ .switch_output_voltage = rtsx_base_switch_output_voltage,
+ .force_power_down = rtsx_base_force_power_down,
+ .set_aspm = rts5249_set_aspm,
+};
+
+/* SD Pull Control Enable:
+ * SD_DAT[3:0] ==> pull up
+ * SD_CD ==> pull up
+ * SD_WP ==> pull up
+ * SD_CMD ==> pull up
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5249_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x66),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0xAA),
+ 0,
+};
+
+/* SD Pull Control Disable:
+ * SD_DAT[3:0] ==> pull down
+ * SD_CD ==> pull up
+ * SD_WP ==> pull down
+ * SD_CMD ==> pull down
+ * SD_CLK ==> pull down
+ */
+static const u32 rts5249_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x66),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
+ 0,
+};
+
+/* MS Pull Control Enable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5249_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+/* MS Pull Control Disable:
+ * MS CD ==> pull up
+ * others ==> pull down
+ */
+static const u32 rts5249_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x15),
+ 0,
+};
+
+void rts5249_init_params(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &(pcr->option);
+
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
+ pcr->num_slots = 2;
+ pcr->ops = &rts5249_pcr_ops;
+
+ pcr->flags = 0;
+ pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
+ pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B;
+ pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B;
+ pcr->aspm_en = ASPM_L1_EN;
+ pcr->tx_initial_phase = SET_CLOCK_PHASE(1, 29, 16);
+ pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5);
+
+ pcr->ic_version = rts5249_get_ic_version(pcr);
+ pcr->sd_pull_ctl_enable_tbl = rts5249_sd_pull_ctl_enable_tbl;
+ pcr->sd_pull_ctl_disable_tbl = rts5249_sd_pull_ctl_disable_tbl;
+ pcr->ms_pull_ctl_enable_tbl = rts5249_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl = rts5249_ms_pull_ctl_disable_tbl;
+
+ pcr->reg_pm_ctrl3 = PM_CTRL3;
+
+ option->dev_flags = (LTR_L1SS_PWR_GATE_CHECK_CARD_EN
+ | LTR_L1SS_PWR_GATE_EN);
+ option->ltr_en = true;
+
+ /* Init latency of active, idle, L1OFF to 60us, 300us, 3ms */
+ option->ltr_active_latency = LTR_ACTIVE_LATENCY_DEF;
+ option->ltr_idle_latency = LTR_IDLE_LATENCY_DEF;
+ option->ltr_l1off_latency = LTR_L1OFF_LATENCY_DEF;
+ option->dev_aspm_mode = DEV_ASPM_DYNAMIC;
+ option->l1_snooze_delay = L1_SNOOZE_DELAY_DEF;
+ option->ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5249_DEF;
+ option->ltr_l1off_snooze_sspwrgate =
+ LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF;
+}
+
+static int rts524a_write_phy(struct rtsx_pcr *pcr, u8 addr, u16 val)
+{
+ addr = addr & 0x80 ? (addr & 0x7F) | 0x40 : addr;
+
+ return __rtsx_pci_write_phy_register(pcr, addr, val);
+}
+
+static int rts524a_read_phy(struct rtsx_pcr *pcr, u8 addr, u16 *val)
+{
+ addr = addr & 0x80 ? (addr & 0x7F) | 0x40 : addr;
+
+ return __rtsx_pci_read_phy_register(pcr, addr, val);
+}
+
+static int rts524a_optimize_phy(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, RTS524A_PM_CTRL3,
+ D3_DELINK_MODE_EN, 0x00);
+ if (err < 0)
+ return err;
+
+ rtsx_pci_write_phy_register(pcr, PHY_PCR,
+ PHY_PCR_FORCE_CODE | PHY_PCR_OOBS_CALI_50 |
+ PHY_PCR_OOBS_VCM_08 | PHY_PCR_OOBS_SEN_90 | PHY_PCR_RSSI_EN);
+ rtsx_pci_write_phy_register(pcr, PHY_SSCCR3,
+ PHY_SSCCR3_STEP_IN | PHY_SSCCR3_CHECK_DELAY);
+
+ if (is_version(pcr, 0x524A, IC_VER_A)) {
+ rtsx_pci_write_phy_register(pcr, PHY_SSCCR3,
+ PHY_SSCCR3_STEP_IN | PHY_SSCCR3_CHECK_DELAY);
+ rtsx_pci_write_phy_register(pcr, PHY_SSCCR2,
+ PHY_SSCCR2_PLL_NCODE | PHY_SSCCR2_TIME0 |
+ PHY_SSCCR2_TIME2_WIDTH);
+ rtsx_pci_write_phy_register(pcr, PHY_ANA1A,
+ PHY_ANA1A_TXR_LOOPBACK | PHY_ANA1A_RXT_BIST |
+ PHY_ANA1A_TXR_BIST | PHY_ANA1A_REV);
+ rtsx_pci_write_phy_register(pcr, PHY_ANA1D,
+ PHY_ANA1D_DEBUG_ADDR);
+ rtsx_pci_write_phy_register(pcr, PHY_DIG1E,
+ PHY_DIG1E_REV | PHY_DIG1E_D0_X_D1 |
+ PHY_DIG1E_RX_ON_HOST | PHY_DIG1E_RCLK_REF_HOST |
+ PHY_DIG1E_RCLK_TX_EN_KEEP |
+ PHY_DIG1E_RCLK_TX_TERM_KEEP |
+ PHY_DIG1E_RCLK_RX_EIDLE_ON | PHY_DIG1E_TX_TERM_KEEP |
+ PHY_DIG1E_RX_TERM_KEEP | PHY_DIG1E_TX_EN_KEEP |
+ PHY_DIG1E_RX_EN_KEEP);
+ }
+
+ rtsx_pci_write_phy_register(pcr, PHY_ANA08,
+ PHY_ANA08_RX_EQ_DCGAIN | PHY_ANA08_SEL_RX_EN |
+ PHY_ANA08_RX_EQ_VAL | PHY_ANA08_SCP | PHY_ANA08_SEL_IPI);
+
+ return 0;
+}
+
+static int rts524a_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rts5249_extra_init_hw(pcr);
+
+ rtsx_pci_write_register(pcr, FUNC_FORCE_CTL,
+ FORCE_ASPM_L1_EN, FORCE_ASPM_L1_EN);
+ rtsx_pci_write_register(pcr, PM_EVENT_DEBUG, PME_DEBUG_0, PME_DEBUG_0);
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG1, LDO_VCC_LMT_EN,
+ LDO_VCC_LMT_EN);
+ rtsx_pci_write_register(pcr, PCLK_CTL, PCLK_MODE_SEL, PCLK_MODE_SEL);
+ if (is_version(pcr, 0x524A, IC_VER_A)) {
+ rtsx_pci_write_register(pcr, LDO_DV18_CFG,
+ LDO_DV18_SR_MASK, LDO_DV18_SR_DF);
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG1,
+ LDO_VCC_REF_TUNE_MASK, LDO_VCC_REF_1V2);
+ rtsx_pci_write_register(pcr, LDO_VIO_CFG,
+ LDO_VIO_REF_TUNE_MASK, LDO_VIO_REF_1V2);
+ rtsx_pci_write_register(pcr, LDO_VIO_CFG,
+ LDO_VIO_SR_MASK, LDO_VIO_SR_DF);
+ rtsx_pci_write_register(pcr, LDO_DV12S_CFG,
+ LDO_REF12_TUNE_MASK, LDO_REF12_TUNE_DF);
+ rtsx_pci_write_register(pcr, SD40_LDO_CTL1,
+ SD40_VIO_TUNE_MASK, SD40_VIO_TUNE_1V7);
+ }
+
+ return 0;
+}
+
+static void rts5250_set_l1off_cfg_sub_d0(struct rtsx_pcr *pcr, int active)
+{
+ struct rtsx_cr_option *option = &(pcr->option);
+
+ u32 interrupt = rtsx_pci_readl(pcr, RTSX_BIPR);
+ int card_exist = (interrupt & SD_EXIST) | (interrupt & MS_EXIST);
+ int aspm_L1_1, aspm_L1_2;
+ u8 val = 0;
+
+ aspm_L1_1 = rtsx_check_dev_flag(pcr, ASPM_L1_1_EN);
+ aspm_L1_2 = rtsx_check_dev_flag(pcr, ASPM_L1_2_EN);
+
+ if (active) {
+ /* Run, latency: 60us */
+ if (aspm_L1_1)
+ val = option->ltr_l1off_snooze_sspwrgate;
+ } else {
+ /* L1off, latency: 300us */
+ if (aspm_L1_2)
+ val = option->ltr_l1off_sspwrgate;
+ }
+
+ if (aspm_L1_1 || aspm_L1_2) {
+ if (rtsx_check_dev_flag(pcr,
+ LTR_L1SS_PWR_GATE_CHECK_CARD_EN)) {
+ if (card_exist)
+ val &= ~L1OFF_MBIAS2_EN_5250;
+ else
+ val |= L1OFF_MBIAS2_EN_5250;
+ }
+ }
+ rtsx_set_l1off_sub(pcr, val);
+}
+
+static const struct pcr_ops rts524a_pcr_ops = {
+ .write_phy = rts524a_write_phy,
+ .read_phy = rts524a_read_phy,
+ .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
+ .extra_init_hw = rts524a_extra_init_hw,
+ .optimize_phy = rts524a_optimize_phy,
+ .turn_on_led = rtsx_base_turn_on_led,
+ .turn_off_led = rtsx_base_turn_off_led,
+ .enable_auto_blink = rtsx_base_enable_auto_blink,
+ .disable_auto_blink = rtsx_base_disable_auto_blink,
+ .card_power_on = rtsx_base_card_power_on,
+ .card_power_off = rtsx_base_card_power_off,
+ .switch_output_voltage = rtsx_base_switch_output_voltage,
+ .force_power_down = rtsx_base_force_power_down,
+ .set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
+ .set_aspm = rts5249_set_aspm,
+};
+
+void rts524a_init_params(struct rtsx_pcr *pcr)
+{
+ rts5249_init_params(pcr);
+ pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF;
+ pcr->option.ltr_l1off_snooze_sspwrgate =
+ LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF;
+
+ pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
+ pcr->ops = &rts524a_pcr_ops;
+}
+
+static int rts525a_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG1,
+ LDO_VCC_TUNE_MASK, LDO_VCC_3V3);
+ return rtsx_base_card_power_on(pcr, card);
+}
+
+static int rts525a_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ switch (voltage) {
+ case OUTPUT_3V3:
+ rtsx_pci_write_register(pcr, LDO_CONFIG2,
+ LDO_D3318_MASK, LDO_D3318_33V);
+ rtsx_pci_write_register(pcr, SD_PAD_CTL, SD_IO_USING_1V8, 0);
+ break;
+ case OUTPUT_1V8:
+ rtsx_pci_write_register(pcr, LDO_CONFIG2,
+ LDO_D3318_MASK, LDO_D3318_18V);
+ rtsx_pci_write_register(pcr, SD_PAD_CTL, SD_IO_USING_1V8,
+ SD_IO_USING_1V8);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ rtsx_pci_init_cmd(pcr);
+ rts5249_fill_driving(pcr, voltage);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+static int rts525a_optimize_phy(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ err = rtsx_pci_write_register(pcr, RTS524A_PM_CTRL3,
+ D3_DELINK_MODE_EN, 0x00);
+ if (err < 0)
+ return err;
+
+ rtsx_pci_write_phy_register(pcr, _PHY_FLD0,
+ _PHY_FLD0_CLK_REQ_20C | _PHY_FLD0_RX_IDLE_EN |
+ _PHY_FLD0_BIT_ERR_RSTN | _PHY_FLD0_BER_COUNT |
+ _PHY_FLD0_BER_TIMER | _PHY_FLD0_CHECK_EN);
+
+ rtsx_pci_write_phy_register(pcr, _PHY_ANA03,
+ _PHY_ANA03_TIMER_MAX | _PHY_ANA03_OOBS_DEB_EN |
+ _PHY_CMU_DEBUG_EN);
+
+ if (is_version(pcr, 0x525A, IC_VER_A))
+ rtsx_pci_write_phy_register(pcr, _PHY_REV0,
+ _PHY_REV0_FILTER_OUT | _PHY_REV0_CDR_BYPASS_PFD |
+ _PHY_REV0_CDR_RX_IDLE_BYPASS);
+
+ return 0;
+}
+
+static int rts525a_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ rts5249_extra_init_hw(pcr);
+
+ rtsx_pci_write_register(pcr, PCLK_CTL, PCLK_MODE_SEL, PCLK_MODE_SEL);
+ if (is_version(pcr, 0x525A, IC_VER_A)) {
+ rtsx_pci_write_register(pcr, L1SUB_CONFIG2,
+ L1SUB_AUTO_CFG, L1SUB_AUTO_CFG);
+ rtsx_pci_write_register(pcr, RREF_CFG,
+ RREF_VBGSEL_MASK, RREF_VBGSEL_1V25);
+ rtsx_pci_write_register(pcr, LDO_VIO_CFG,
+ LDO_VIO_TUNE_MASK, LDO_VIO_1V7);
+ rtsx_pci_write_register(pcr, LDO_DV12S_CFG,
+ LDO_D12_TUNE_MASK, LDO_D12_TUNE_DF);
+ rtsx_pci_write_register(pcr, LDO_AV12S_CFG,
+ LDO_AV12S_TUNE_MASK, LDO_AV12S_TUNE_DF);
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG0,
+ LDO_VCC_LMTVTH_MASK, LDO_VCC_LMTVTH_2A);
+ rtsx_pci_write_register(pcr, OOBS_CONFIG,
+ OOBS_AUTOK_DIS | OOBS_VAL_MASK, 0x89);
+ }
+
+ return 0;
+}
+
+static const struct pcr_ops rts525a_pcr_ops = {
+ .fetch_vendor_settings = rtsx_base_fetch_vendor_settings,
+ .extra_init_hw = rts525a_extra_init_hw,
+ .optimize_phy = rts525a_optimize_phy,
+ .turn_on_led = rtsx_base_turn_on_led,
+ .turn_off_led = rtsx_base_turn_off_led,
+ .enable_auto_blink = rtsx_base_enable_auto_blink,
+ .disable_auto_blink = rtsx_base_disable_auto_blink,
+ .card_power_on = rts525a_card_power_on,
+ .card_power_off = rtsx_base_card_power_off,
+ .switch_output_voltage = rts525a_switch_output_voltage,
+ .force_power_down = rtsx_base_force_power_down,
+ .set_l1off_cfg_sub_d0 = rts5250_set_l1off_cfg_sub_d0,
+ .set_aspm = rts5249_set_aspm,
+};
+
+void rts525a_init_params(struct rtsx_pcr *pcr)
+{
+ rts5249_init_params(pcr);
+ pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF;
+ pcr->option.ltr_l1off_snooze_sspwrgate =
+ LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF;
+
+ pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
+ pcr->ops = &rts525a_pcr_ops;
+}
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#include <linux/pci.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/dma-mapping.h>
+#include <linux/highmem.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/idr.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/core.h>
+#include <linux/rtsx_pci.h>
+#include <linux/mmc/card.h>
+#include <asm/unaligned.h>
+
+#include "rtsx_pcr.h"
+
+static bool msi_en = true;
+module_param(msi_en, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(msi_en, "Enable MSI");
+
+static DEFINE_IDR(rtsx_pci_idr);
+static DEFINE_SPINLOCK(rtsx_pci_lock);
+
+static struct mfd_cell rtsx_pcr_cells[] = {
+ [RTSX_SD_CARD] = {
+ .name = DRV_NAME_RTSX_PCI_SDMMC,
+ },
+ [RTSX_MS_CARD] = {
+ .name = DRV_NAME_RTSX_PCI_MS,
+ },
+};
+
+static const struct pci_device_id rtsx_pci_ids[] = {
+ { PCI_DEVICE(0x10EC, 0x5209), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5229), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5289), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5227), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x522A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5249), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5287), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5286), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x524A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x525A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { 0, }
+};
+
+MODULE_DEVICE_TABLE(pci, rtsx_pci_ids);
+
+static inline void rtsx_pci_enable_aspm(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
+ 0xFC, pcr->aspm_en);
+}
+
+static inline void rtsx_pci_disable_aspm(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
+ 0xFC, 0);
+}
+
+int rtsx_comm_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
+{
+ rtsx_pci_write_register(pcr, MSGTXDATA0,
+ MASK_8_BIT_DEF, (u8) (latency & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA1,
+ MASK_8_BIT_DEF, (u8)((latency >> 8) & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA2,
+ MASK_8_BIT_DEF, (u8)((latency >> 16) & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA3,
+ MASK_8_BIT_DEF, (u8)((latency >> 24) & 0xFF));
+ rtsx_pci_write_register(pcr, LTR_CTL, LTR_TX_EN_MASK |
+ LTR_LATENCY_MODE_MASK, LTR_TX_EN_1 | LTR_LATENCY_MODE_SW);
+
+ return 0;
+}
+
+int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
+{
+ if (pcr->ops->set_ltr_latency)
+ return pcr->ops->set_ltr_latency(pcr, latency);
+ else
+ return rtsx_comm_set_ltr_latency(pcr, latency);
+}
+
+static void rtsx_comm_set_aspm(struct rtsx_pcr *pcr, bool enable)
+{
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (pcr->aspm_enabled == enable)
+ return;
+
+ if (option->dev_aspm_mode == DEV_ASPM_DYNAMIC) {
+ if (enable)
+ rtsx_pci_enable_aspm(pcr);
+ else
+ rtsx_pci_disable_aspm(pcr);
+ } else if (option->dev_aspm_mode == DEV_ASPM_BACKDOOR) {
+ u8 mask = FORCE_ASPM_VAL_MASK;
+ u8 val = 0;
+
+ if (enable)
+ val = pcr->aspm_en;
+ rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
+ }
+
+ pcr->aspm_enabled = enable;
+}
+
+static void rtsx_disable_aspm(struct rtsx_pcr *pcr)
+{
+ if (pcr->ops->set_aspm)
+ pcr->ops->set_aspm(pcr, false);
+ else
+ rtsx_comm_set_aspm(pcr, false);
+}
+
+int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val)
+{
+ rtsx_pci_write_register(pcr, L1SUB_CONFIG3, 0xFF, val);
+
+ return 0;
+}
+
+void rtsx_set_l1off_sub_cfg_d0(struct rtsx_pcr *pcr, int active)
+{
+ if (pcr->ops->set_l1off_cfg_sub_d0)
+ pcr->ops->set_l1off_cfg_sub_d0(pcr, active);
+}
+
+static void rtsx_comm_pm_full_on(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &pcr->option;
+
+ rtsx_disable_aspm(pcr);
+
+ if (option->ltr_enabled)
+ rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
+
+ if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
+ rtsx_set_l1off_sub_cfg_d0(pcr, 1);
+}
+
+void rtsx_pm_full_on(struct rtsx_pcr *pcr)
+{
+ if (pcr->ops->full_on)
+ pcr->ops->full_on(pcr);
+ else
+ rtsx_comm_pm_full_on(pcr);
+}
+
+void rtsx_pci_start_run(struct rtsx_pcr *pcr)
+{
+ /* If pci device removed, don't queue idle work any more */
+ if (pcr->remove_pci)
+ return;
+
+ if (pcr->state != PDEV_STAT_RUN) {
+ pcr->state = PDEV_STAT_RUN;
+ if (pcr->ops->enable_auto_blink)
+ pcr->ops->enable_auto_blink(pcr);
+ rtsx_pm_full_on(pcr);
+ }
+
+ mod_delayed_work(system_wq, &pcr->idle_work, msecs_to_jiffies(200));
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_start_run);
+
+int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data)
+{
+ int i;
+ u32 val = HAIMR_WRITE_START;
+
+ val |= (u32)(addr & 0x3FFF) << 16;
+ val |= (u32)mask << 8;
+ val |= (u32)data;
+
+ rtsx_pci_writel(pcr, RTSX_HAIMR, val);
+
+ for (i = 0; i < MAX_RW_REG_CNT; i++) {
+ val = rtsx_pci_readl(pcr, RTSX_HAIMR);
+ if ((val & HAIMR_TRANS_END) == 0) {
+ if (data != (u8)val)
+ return -EIO;
+ return 0;
+ }
+ }
+
+ return -ETIMEDOUT;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_write_register);
+
+int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data)
+{
+ u32 val = HAIMR_READ_START;
+ int i;
+
+ val |= (u32)(addr & 0x3FFF) << 16;
+ rtsx_pci_writel(pcr, RTSX_HAIMR, val);
+
+ for (i = 0; i < MAX_RW_REG_CNT; i++) {
+ val = rtsx_pci_readl(pcr, RTSX_HAIMR);
+ if ((val & HAIMR_TRANS_END) == 0)
+ break;
+ }
+
+ if (i >= MAX_RW_REG_CNT)
+ return -ETIMEDOUT;
+
+ if (data)
+ *data = (u8)(val & 0xFF);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_read_register);
+
+int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
+{
+ int err, i, finished = 0;
+ u8 tmp;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA0, 0xFF, (u8)val);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA1, 0xFF, (u8)(val >> 8));
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x81);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < 100000; i++) {
+ err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
+ if (err < 0)
+ return err;
+
+ if (!(tmp & 0x80)) {
+ finished = 1;
+ break;
+ }
+ }
+
+ if (!finished)
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
+{
+ if (pcr->ops->write_phy)
+ return pcr->ops->write_phy(pcr, addr, val);
+
+ return __rtsx_pci_write_phy_register(pcr, addr, val);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_write_phy_register);
+
+int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
+{
+ int err, i, finished = 0;
+ u16 data;
+ u8 *ptr, tmp;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x80);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < 100000; i++) {
+ err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
+ if (err < 0)
+ return err;
+
+ if (!(tmp & 0x80)) {
+ finished = 1;
+ break;
+ }
+ }
+
+ if (!finished)
+ return -ETIMEDOUT;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA0, 0, 0);
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA1, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ ptr = rtsx_pci_get_cmd_data(pcr);
+ data = ((u16)ptr[1] << 8) | ptr[0];
+
+ if (val)
+ *val = data;
+
+ return 0;
+}
+
+int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
+{
+ if (pcr->ops->read_phy)
+ return pcr->ops->read_phy(pcr, addr, val);
+
+ return __rtsx_pci_read_phy_register(pcr, addr, val);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_read_phy_register);
+
+void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr)
+{
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, STOP_CMD);
+ rtsx_pci_writel(pcr, RTSX_HDBCTLR, STOP_DMA);
+
+ rtsx_pci_write_register(pcr, DMACTL, 0x80, 0x80);
+ rtsx_pci_write_register(pcr, RBCTL, 0x80, 0x80);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_stop_cmd);
+
+void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data)
+{
+ unsigned long flags;
+ u32 val = 0;
+ u32 *ptr = (u32 *)(pcr->host_cmds_ptr);
+
+ val |= (u32)(cmd_type & 0x03) << 30;
+ val |= (u32)(reg_addr & 0x3FFF) << 16;
+ val |= (u32)mask << 8;
+ val |= (u32)data;
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ ptr += pcr->ci;
+ if (pcr->ci < (HOST_CMDS_BUF_LEN / 4)) {
+ put_unaligned_le32(val, ptr);
+ ptr++;
+ pcr->ci++;
+ }
+ spin_unlock_irqrestore(&pcr->lock, flags);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_add_cmd);
+
+void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr)
+{
+ u32 val = 1 << 31;
+
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
+ /* Hardware Auto Response */
+ val |= 0x40000000;
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd_no_wait);
+
+int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout)
+{
+ struct completion trans_done;
+ u32 val = 1 << 31;
+ long timeleft;
+ unsigned long flags;
+ int err = 0;
+
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ /* set up data structures for the wakeup system */
+ pcr->done = &trans_done;
+ pcr->trans_result = TRANS_NOT_READY;
+ init_completion(&trans_done);
+
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
+ /* Hardware Auto Response */
+ val |= 0x40000000;
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ /* Wait for TRANS_OK_INT */
+ timeleft = wait_for_completion_interruptible_timeout(
+ &trans_done, msecs_to_jiffies(timeout));
+ if (timeleft <= 0) {
+ pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
+ err = -ETIMEDOUT;
+ goto finish_send_cmd;
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ if (pcr->trans_result == TRANS_RESULT_FAIL)
+ err = -EINVAL;
+ else if (pcr->trans_result == TRANS_RESULT_OK)
+ err = 0;
+ else if (pcr->trans_result == TRANS_NO_DEVICE)
+ err = -ENODEV;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+finish_send_cmd:
+ spin_lock_irqsave(&pcr->lock, flags);
+ pcr->done = NULL;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if ((err < 0) && (err != -ENODEV))
+ rtsx_pci_stop_cmd(pcr);
+
+ if (pcr->finish_me)
+ complete(pcr->finish_me);
+
+ return err;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd);
+
+static void rtsx_pci_add_sg_tbl(struct rtsx_pcr *pcr,
+ dma_addr_t addr, unsigned int len, int end)
+{
+ u64 *ptr = (u64 *)(pcr->host_sg_tbl_ptr) + pcr->sgi;
+ u64 val;
+ u8 option = SG_VALID | SG_TRANS_DATA;
+
+ pcr_dbg(pcr, "DMA addr: 0x%x, Len: 0x%x\n", (unsigned int)addr, len);
+
+ if (end)
+ option |= SG_END;
+ val = ((u64)addr << 32) | ((u64)len << 12) | option;
+
+ put_unaligned_le64(val, ptr);
+ pcr->sgi++;
+}
+
+int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read, int timeout)
+{
+ int err = 0, count;
+
+ pcr_dbg(pcr, "--> %s: num_sg = %d\n", __func__, num_sg);
+ count = rtsx_pci_dma_map_sg(pcr, sglist, num_sg, read);
+ if (count < 1)
+ return -EINVAL;
+ pcr_dbg(pcr, "DMA mapping count: %d\n", count);
+
+ err = rtsx_pci_dma_transfer(pcr, sglist, count, read, timeout);
+
+ rtsx_pci_dma_unmap_sg(pcr, sglist, num_sg, read);
+
+ return err;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_transfer_data);
+
+int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read)
+{
+ enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
+
+ if (pcr->remove_pci)
+ return -EINVAL;
+
+ if ((sglist == NULL) || (num_sg <= 0))
+ return -EINVAL;
+
+ return dma_map_sg(&(pcr->pci->dev), sglist, num_sg, dir);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_dma_map_sg);
+
+void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read)
+{
+ enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
+
+ dma_unmap_sg(&(pcr->pci->dev), sglist, num_sg, dir);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_dma_unmap_sg);
+
+int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int count, bool read, int timeout)
+{
+ struct completion trans_done;
+ struct scatterlist *sg;
+ dma_addr_t addr;
+ long timeleft;
+ unsigned long flags;
+ unsigned int len;
+ int i, err = 0;
+ u32 val;
+ u8 dir = read ? DEVICE_TO_HOST : HOST_TO_DEVICE;
+
+ if (pcr->remove_pci)
+ return -ENODEV;
+
+ if ((sglist == NULL) || (count < 1))
+ return -EINVAL;
+
+ val = ((u32)(dir & 0x01) << 29) | TRIG_DMA | ADMA_MODE;
+ pcr->sgi = 0;
+ for_each_sg(sglist, sg, count, i) {
+ addr = sg_dma_address(sg);
+ len = sg_dma_len(sg);
+ rtsx_pci_add_sg_tbl(pcr, addr, len, i == count - 1);
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ pcr->done = &trans_done;
+ pcr->trans_result = TRANS_NOT_READY;
+ init_completion(&trans_done);
+ rtsx_pci_writel(pcr, RTSX_HDBAR, pcr->host_sg_tbl_addr);
+ rtsx_pci_writel(pcr, RTSX_HDBCTLR, val);
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ timeleft = wait_for_completion_interruptible_timeout(
+ &trans_done, msecs_to_jiffies(timeout));
+ if (timeleft <= 0) {
+ pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
+ err = -ETIMEDOUT;
+ goto out;
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ if (pcr->trans_result == TRANS_RESULT_FAIL) {
+ err = -EILSEQ;
+ if (pcr->dma_error_count < RTS_MAX_TIMES_FREQ_REDUCTION)
+ pcr->dma_error_count++;
+ }
+
+ else if (pcr->trans_result == TRANS_NO_DEVICE)
+ err = -ENODEV;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+out:
+ spin_lock_irqsave(&pcr->lock, flags);
+ pcr->done = NULL;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if ((err < 0) && (err != -ENODEV))
+ rtsx_pci_stop_cmd(pcr);
+
+ if (pcr->finish_me)
+ complete(pcr->finish_me);
+
+ return err;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_dma_transfer);
+
+int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
+{
+ int err;
+ int i, j;
+ u16 reg;
+ u8 *ptr;
+
+ if (buf_len > 512)
+ buf_len = 512;
+
+ ptr = buf;
+ reg = PPBUF_BASE2;
+ for (i = 0; i < buf_len / 256; i++) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < 256; j++)
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+
+ memcpy(ptr, rtsx_pci_get_cmd_data(pcr), 256);
+ ptr += 256;
+ }
+
+ if (buf_len % 256) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < buf_len % 256; j++)
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ memcpy(ptr, rtsx_pci_get_cmd_data(pcr), buf_len % 256);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_read_ppbuf);
+
+int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
+{
+ int err;
+ int i, j;
+ u16 reg;
+ u8 *ptr;
+
+ if (buf_len > 512)
+ buf_len = 512;
+
+ ptr = buf;
+ reg = PPBUF_BASE2;
+ for (i = 0; i < buf_len / 256; i++) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < 256; j++) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ reg++, 0xFF, *ptr);
+ ptr++;
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ if (buf_len % 256) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < buf_len % 256; j++) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ reg++, 0xFF, *ptr);
+ ptr++;
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_write_ppbuf);
+
+static int rtsx_pci_set_pull_ctl(struct rtsx_pcr *pcr, const u32 *tbl)
+{
+ rtsx_pci_init_cmd(pcr);
+
+ while (*tbl & 0xFFFF0000) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ (u16)(*tbl >> 16), 0xFF, (u8)(*tbl));
+ tbl++;
+ }
+
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card)
+{
+ const u32 *tbl;
+
+ if (card == RTSX_SD_CARD)
+ tbl = pcr->sd_pull_ctl_enable_tbl;
+ else if (card == RTSX_MS_CARD)
+ tbl = pcr->ms_pull_ctl_enable_tbl;
+ else
+ return -EINVAL;
+
+ return rtsx_pci_set_pull_ctl(pcr, tbl);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_enable);
+
+int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card)
+{
+ const u32 *tbl;
+
+ if (card == RTSX_SD_CARD)
+ tbl = pcr->sd_pull_ctl_disable_tbl;
+ else if (card == RTSX_MS_CARD)
+ tbl = pcr->ms_pull_ctl_disable_tbl;
+ else
+ return -EINVAL;
+
+
+ return rtsx_pci_set_pull_ctl(pcr, tbl);
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_disable);
+
+static void rtsx_pci_enable_bus_int(struct rtsx_pcr *pcr)
+{
+ pcr->bier = TRANS_OK_INT_EN | TRANS_FAIL_INT_EN | SD_INT_EN;
+
+ if (pcr->num_slots > 1)
+ pcr->bier |= MS_INT_EN;
+
+ /* Enable Bus Interrupt */
+ rtsx_pci_writel(pcr, RTSX_BIER, pcr->bier);
+
+ pcr_dbg(pcr, "RTSX_BIER: 0x%08x\n", pcr->bier);
+}
+
+static inline u8 double_ssc_depth(u8 depth)
+{
+ return ((depth > 1) ? (depth - 1) : depth);
+}
+
+static u8 revise_ssc_depth(u8 ssc_depth, u8 div)
+{
+ if (div > CLK_DIV_1) {
+ if (ssc_depth > (div - 1))
+ ssc_depth -= (div - 1);
+ else
+ ssc_depth = SSC_DEPTH_4M;
+ }
+
+ return ssc_depth;
+}
+
+int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk)
+{
+ int err, clk;
+ u8 n, clk_divider, mcu_cnt, div;
+ static const u8 depth[] = {
+ [RTSX_SSC_DEPTH_4M] = SSC_DEPTH_4M,
+ [RTSX_SSC_DEPTH_2M] = SSC_DEPTH_2M,
+ [RTSX_SSC_DEPTH_1M] = SSC_DEPTH_1M,
+ [RTSX_SSC_DEPTH_500K] = SSC_DEPTH_500K,
+ [RTSX_SSC_DEPTH_250K] = SSC_DEPTH_250K,
+ };
+
+ if (initial_mode) {
+ /* We use 250k(around) here, in initial stage */
+ clk_divider = SD_CLK_DIVIDE_128;
+ card_clock = 30000000;
+ } else {
+ clk_divider = SD_CLK_DIVIDE_0;
+ }
+ err = rtsx_pci_write_register(pcr, SD_CFG1,
+ SD_CLK_DIVIDE_MASK, clk_divider);
+ if (err < 0)
+ return err;
+
+ /* Reduce card clock by 20MHz each time a DMA transfer error occurs */
+ if (card_clock == UHS_SDR104_MAX_DTR &&
+ pcr->dma_error_count &&
+ PCI_PID(pcr) == RTS5227_DEVICE_ID)
+ card_clock = UHS_SDR104_MAX_DTR -
+ (pcr->dma_error_count * 20000000);
+
+ card_clock /= 1000000;
+ pcr_dbg(pcr, "Switch card clock to %dMHz\n", card_clock);
+
+ clk = card_clock;
+ if (!initial_mode && double_clk)
+ clk = card_clock * 2;
+ pcr_dbg(pcr, "Internal SSC clock: %dMHz (cur_clock = %d)\n",
+ clk, pcr->cur_clock);
+
+ if (clk == pcr->cur_clock)
+ return 0;
+
+ if (pcr->ops->conv_clk_and_div_n)
+ n = (u8)pcr->ops->conv_clk_and_div_n(clk, CLK_TO_DIV_N);
+ else
+ n = (u8)(clk - 2);
+ if ((clk <= 2) || (n > MAX_DIV_N_PCR))
+ return -EINVAL;
+
+ mcu_cnt = (u8)(125/clk + 3);
+ if (mcu_cnt > 15)
+ mcu_cnt = 15;
+
+ /* Make sure that the SSC clock div_n is not less than MIN_DIV_N_PCR */
+ div = CLK_DIV_1;
+ while ((n < MIN_DIV_N_PCR) && (div < CLK_DIV_8)) {
+ if (pcr->ops->conv_clk_and_div_n) {
+ int dbl_clk = pcr->ops->conv_clk_and_div_n(n,
+ DIV_N_TO_CLK) * 2;
+ n = (u8)pcr->ops->conv_clk_and_div_n(dbl_clk,
+ CLK_TO_DIV_N);
+ } else {
+ n = (n + 2) * 2 - 2;
+ }
+ div++;
+ }
+ pcr_dbg(pcr, "n = %d, div = %d\n", n, div);
+
+ ssc_depth = depth[ssc_depth];
+ if (double_clk)
+ ssc_depth = double_ssc_depth(ssc_depth);
+
+ ssc_depth = revise_ssc_depth(ssc_depth, div);
+ pcr_dbg(pcr, "ssc_depth = %d\n", ssc_depth);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_CTL,
+ CLK_LOW_FREQ, CLK_LOW_FREQ);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV,
+ 0xFF, (div << 4) | mcu_cnt);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2,
+ SSC_DEPTH_MASK, ssc_depth);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, n);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
+ if (vpclk) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, 0);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 2000);
+ if (err < 0)
+ return err;
+
+ /* Wait SSC clock stable */
+ udelay(10);
+ err = rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, 0);
+ if (err < 0)
+ return err;
+
+ pcr->cur_clock = clk;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_switch_clock);
+
+int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card)
+{
+ if (pcr->ops->card_power_on)
+ return pcr->ops->card_power_on(pcr, card);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_power_on);
+
+int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card)
+{
+ if (pcr->ops->card_power_off)
+ return pcr->ops->card_power_off(pcr, card);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_power_off);
+
+int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card)
+{
+ static const unsigned int cd_mask[] = {
+ [RTSX_SD_CARD] = SD_EXIST,
+ [RTSX_MS_CARD] = MS_EXIST
+ };
+
+ if (!(pcr->flags & PCR_MS_PMOS)) {
+ /* When using single PMOS, accessing card is not permitted
+ * if the existing card is not the designated one.
+ */
+ if (pcr->card_exist & (~cd_mask[card]))
+ return -EIO;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_exclusive_check);
+
+int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ if (pcr->ops->switch_output_voltage)
+ return pcr->ops->switch_output_voltage(pcr, voltage);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_switch_output_voltage);
+
+unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr)
+{
+ unsigned int val;
+
+ val = rtsx_pci_readl(pcr, RTSX_BIPR);
+ if (pcr->ops->cd_deglitch)
+ val = pcr->ops->cd_deglitch(pcr);
+
+ return val;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_card_exist);
+
+void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr)
+{
+ struct completion finish;
+
+ pcr->finish_me = &finish;
+ init_completion(&finish);
+
+ if (pcr->done)
+ complete(pcr->done);
+
+ if (!pcr->remove_pci)
+ rtsx_pci_stop_cmd(pcr);
+
+ wait_for_completion_interruptible_timeout(&finish,
+ msecs_to_jiffies(2));
+ pcr->finish_me = NULL;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_complete_unfinished_transfer);
+
+static void rtsx_pci_card_detect(struct work_struct *work)
+{
+ struct delayed_work *dwork;
+ struct rtsx_pcr *pcr;
+ unsigned long flags;
+ unsigned int card_detect = 0, card_inserted, card_removed;
+ u32 irq_status;
+
+ dwork = to_delayed_work(work);
+ pcr = container_of(dwork, struct rtsx_pcr, carddet_work);
+
+ pcr_dbg(pcr, "--> %s\n", __func__);
+
+ mutex_lock(&pcr->pcr_mutex);
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ irq_status = rtsx_pci_readl(pcr, RTSX_BIPR);
+ pcr_dbg(pcr, "irq_status: 0x%08x\n", irq_status);
+
+ irq_status &= CARD_EXIST;
+ card_inserted = pcr->card_inserted & irq_status;
+ card_removed = pcr->card_removed;
+ pcr->card_inserted = 0;
+ pcr->card_removed = 0;
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if (card_inserted || card_removed) {
+ pcr_dbg(pcr, "card_inserted: 0x%x, card_removed: 0x%x\n",
+ card_inserted, card_removed);
+
+ if (pcr->ops->cd_deglitch)
+ card_inserted = pcr->ops->cd_deglitch(pcr);
+
+ card_detect = card_inserted | card_removed;
+
+ pcr->card_exist |= card_inserted;
+ pcr->card_exist &= ~card_removed;
+ }
+
+ mutex_unlock(&pcr->pcr_mutex);
+
+ if ((card_detect & SD_EXIST) && pcr->slots[RTSX_SD_CARD].card_event)
+ pcr->slots[RTSX_SD_CARD].card_event(
+ pcr->slots[RTSX_SD_CARD].p_dev);
+ if ((card_detect & MS_EXIST) && pcr->slots[RTSX_MS_CARD].card_event)
+ pcr->slots[RTSX_MS_CARD].card_event(
+ pcr->slots[RTSX_MS_CARD].p_dev);
+}
+
+static irqreturn_t rtsx_pci_isr(int irq, void *dev_id)
+{
+ struct rtsx_pcr *pcr = dev_id;
+ u32 int_reg;
+
+ if (!pcr)
+ return IRQ_NONE;
+
+ spin_lock(&pcr->lock);
+
+ int_reg = rtsx_pci_readl(pcr, RTSX_BIPR);
+ /* Clear interrupt flag */
+ rtsx_pci_writel(pcr, RTSX_BIPR, int_reg);
+ if ((int_reg & pcr->bier) == 0) {
+ spin_unlock(&pcr->lock);
+ return IRQ_NONE;
+ }
+ if (int_reg == 0xFFFFFFFF) {
+ spin_unlock(&pcr->lock);
+ return IRQ_HANDLED;
+ }
+
+ int_reg &= (pcr->bier | 0x7FFFFF);
+
+ if (int_reg & SD_INT) {
+ if (int_reg & SD_EXIST) {
+ pcr->card_inserted |= SD_EXIST;
+ } else {
+ pcr->card_removed |= SD_EXIST;
+ pcr->card_inserted &= ~SD_EXIST;
+ }
+ pcr->dma_error_count = 0;
+ }
+
+ if (int_reg & MS_INT) {
+ if (int_reg & MS_EXIST) {
+ pcr->card_inserted |= MS_EXIST;
+ } else {
+ pcr->card_removed |= MS_EXIST;
+ pcr->card_inserted &= ~MS_EXIST;
+ }
+ }
+
+ if (int_reg & (NEED_COMPLETE_INT | DELINK_INT)) {
+ if (int_reg & (TRANS_FAIL_INT | DELINK_INT)) {
+ pcr->trans_result = TRANS_RESULT_FAIL;
+ if (pcr->done)
+ complete(pcr->done);
+ } else if (int_reg & TRANS_OK_INT) {
+ pcr->trans_result = TRANS_RESULT_OK;
+ if (pcr->done)
+ complete(pcr->done);
+ }
+ }
+
+ if (pcr->card_inserted || pcr->card_removed)
+ schedule_delayed_work(&pcr->carddet_work,
+ msecs_to_jiffies(200));
+
+ spin_unlock(&pcr->lock);
+ return IRQ_HANDLED;
+}
+
+static int rtsx_pci_acquire_irq(struct rtsx_pcr *pcr)
+{
+ pcr_dbg(pcr, "%s: pcr->msi_en = %d, pci->irq = %d\n",
+ __func__, pcr->msi_en, pcr->pci->irq);
+
+ if (request_irq(pcr->pci->irq, rtsx_pci_isr,
+ pcr->msi_en ? 0 : IRQF_SHARED,
+ DRV_NAME_RTSX_PCI, pcr)) {
+ dev_err(&(pcr->pci->dev),
+ "rtsx_sdmmc: unable to grab IRQ %d, disabling device\n",
+ pcr->pci->irq);
+ return -1;
+ }
+
+ pcr->irq = pcr->pci->irq;
+ pci_intx(pcr->pci, !pcr->msi_en);
+
+ return 0;
+}
+
+static void rtsx_enable_aspm(struct rtsx_pcr *pcr)
+{
+ if (pcr->ops->set_aspm)
+ pcr->ops->set_aspm(pcr, true);
+ else
+ rtsx_comm_set_aspm(pcr, true);
+}
+
+static void rtsx_comm_pm_power_saving(struct rtsx_pcr *pcr)
+{
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (option->ltr_enabled) {
+ u32 latency = option->ltr_l1off_latency;
+
+ if (rtsx_check_dev_flag(pcr, L1_SNOOZE_TEST_EN))
+ mdelay(option->l1_snooze_delay);
+
+ rtsx_set_ltr_latency(pcr, latency);
+ }
+
+ if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
+ rtsx_set_l1off_sub_cfg_d0(pcr, 0);
+
+ rtsx_enable_aspm(pcr);
+}
+
+void rtsx_pm_power_saving(struct rtsx_pcr *pcr)
+{
+ if (pcr->ops->power_saving)
+ pcr->ops->power_saving(pcr);
+ else
+ rtsx_comm_pm_power_saving(pcr);
+}
+
+static void rtsx_pci_idle_work(struct work_struct *work)
+{
+ struct delayed_work *dwork = to_delayed_work(work);
+ struct rtsx_pcr *pcr = container_of(dwork, struct rtsx_pcr, idle_work);
+
+ pcr_dbg(pcr, "--> %s\n", __func__);
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ pcr->state = PDEV_STAT_IDLE;
+
+ if (pcr->ops->disable_auto_blink)
+ pcr->ops->disable_auto_blink(pcr);
+ if (pcr->ops->turn_off_led)
+ pcr->ops->turn_off_led(pcr);
+
+ rtsx_pm_power_saving(pcr);
+
+ mutex_unlock(&pcr->pcr_mutex);
+}
+
+#ifdef CONFIG_PM
+static void rtsx_pci_power_off(struct rtsx_pcr *pcr, u8 pm_state)
+{
+ if (pcr->ops->turn_off_led)
+ pcr->ops->turn_off_led(pcr);
+
+ rtsx_pci_writel(pcr, RTSX_BIER, 0);
+ pcr->bier = 0;
+
+ rtsx_pci_write_register(pcr, PETXCFG, 0x08, 0x08);
+ rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, pm_state);
+
+ if (pcr->ops->force_power_down)
+ pcr->ops->force_power_down(pcr, pm_state);
+}
+#endif
+
+static int rtsx_pci_init_hw(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ pcr->pcie_cap = pci_find_capability(pcr->pci, PCI_CAP_ID_EXP);
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ rtsx_pci_enable_bus_int(pcr);
+
+ /* Power on SSC */
+ err = rtsx_pci_write_register(pcr, FPDCTL, SSC_POWER_DOWN, 0);
+ if (err < 0)
+ return err;
+
+ /* Wait SSC power stable */
+ udelay(200);
+
+ rtsx_pci_disable_aspm(pcr);
+ if (pcr->ops->optimize_phy) {
+ err = pcr->ops->optimize_phy(pcr);
+ if (err < 0)
+ return err;
+ }
+
+ rtsx_pci_init_cmd(pcr);
+
+ /* Set mcu_cnt to 7 to ensure data can be sampled properly */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV, 0x07, 0x07);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, HOST_SLEEP_STATE, 0x03, 0x00);
+ /* Disable card clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_CLK_EN, 0x1E, 0);
+ /* Reset delink mode */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x0A, 0);
+ /* Card driving select */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_DRIVE_SEL,
+ 0xFF, pcr->card_drive_sel);
+ /* Enable SSC Clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1,
+ 0xFF, SSC_8X_EN | SSC_SEL_4M);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, 0x12);
+ /* Disable cd_pwr_save */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x16, 0x10);
+ /* Clear Link Ready Interrupt */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, IRQSTAT0,
+ LINK_RDY_INT, LINK_RDY_INT);
+ /* Enlarge the estimation window of PERST# glitch
+ * to reduce the chance of invalid card interrupt
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PERST_GLITCH_WIDTH, 0xFF, 0x80);
+ /* Update RC oscillator to 400k
+ * bit[0] F_HIGH: for RC oscillator, Rst_value is 1'b1
+ * 1: 2M 0: 400k
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RCCTL, 0x01, 0x00);
+ /* Set interrupt write clear
+ * bit 1: U_elbi_if_rd_clr_en
+ * 1: Enable ELBI interrupt[31:22] & [7:0] flag read clear
+ * 0: ELBI interrupt flag[31:22] & [7:0] only can be write clear
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, NFTS_TX_CTRL, 0x02, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ switch (PCI_PID(pcr)) {
+ case PID_5250:
+ case PID_524A:
+ case PID_525A:
+ rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 1, 1);
+ break;
+ default:
+ break;
+ }
+
+ /* Enable clk_request_n to enable clock power management */
+ rtsx_pci_write_config_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL + 1, 1);
+ /* Enter L1 when host tx idle */
+ rtsx_pci_write_config_byte(pcr, 0x70F, 0x5B);
+
+ if (pcr->ops->extra_init_hw) {
+ err = pcr->ops->extra_init_hw(pcr);
+ if (err < 0)
+ return err;
+ }
+
+ /* No CD interrupt if probing driver with card inserted.
+ * So we need to initialize pcr->card_exist here.
+ */
+ if (pcr->ops->cd_deglitch)
+ pcr->card_exist = pcr->ops->cd_deglitch(pcr);
+ else
+ pcr->card_exist = rtsx_pci_readl(pcr, RTSX_BIPR) & CARD_EXIST;
+
+ return 0;
+}
+
+static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
+{
+ int err;
+
+ spin_lock_init(&pcr->lock);
+ mutex_init(&pcr->pcr_mutex);
+
+ switch (PCI_PID(pcr)) {
+ default:
+ case 0x5209:
+ rts5209_init_params(pcr);
+ break;
+
+ case 0x5229:
+ rts5229_init_params(pcr);
+ break;
+
+ case 0x5289:
+ rtl8411_init_params(pcr);
+ break;
+
+ case 0x5227:
+ rts5227_init_params(pcr);
+ break;
+
+ case 0x522A:
+ rts522a_init_params(pcr);
+ break;
+
+ case 0x5249:
+ rts5249_init_params(pcr);
+ break;
+
+ case 0x524A:
+ rts524a_init_params(pcr);
+ break;
+
+ case 0x525A:
+ rts525a_init_params(pcr);
+ break;
+
+ case 0x5287:
+ rtl8411b_init_params(pcr);
+ break;
+
+ case 0x5286:
+ rtl8402_init_params(pcr);
+ break;
+ }
+
+ pcr_dbg(pcr, "PID: 0x%04x, IC version: 0x%02x\n",
+ PCI_PID(pcr), pcr->ic_version);
+
+ pcr->slots = kcalloc(pcr->num_slots, sizeof(struct rtsx_slot),
+ GFP_KERNEL);
+ if (!pcr->slots)
+ return -ENOMEM;
+
+ if (pcr->ops->fetch_vendor_settings)
+ pcr->ops->fetch_vendor_settings(pcr);
+
+ pcr_dbg(pcr, "pcr->aspm_en = 0x%x\n", pcr->aspm_en);
+ pcr_dbg(pcr, "pcr->sd30_drive_sel_1v8 = 0x%x\n",
+ pcr->sd30_drive_sel_1v8);
+ pcr_dbg(pcr, "pcr->sd30_drive_sel_3v3 = 0x%x\n",
+ pcr->sd30_drive_sel_3v3);
+ pcr_dbg(pcr, "pcr->card_drive_sel = 0x%x\n",
+ pcr->card_drive_sel);
+ pcr_dbg(pcr, "pcr->flags = 0x%x\n", pcr->flags);
+
+ pcr->state = PDEV_STAT_IDLE;
+ err = rtsx_pci_init_hw(pcr);
+ if (err < 0) {
+ kfree(pcr->slots);
+ return err;
+ }
+
+ return 0;
+}
+
+static int rtsx_pci_probe(struct pci_dev *pcidev,
+ const struct pci_device_id *id)
+{
+ struct rtsx_pcr *pcr;
+ struct pcr_handle *handle;
+ u32 base, len;
+ int ret, i, bar = 0;
+
+ dev_dbg(&(pcidev->dev),
+ ": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n",
+ pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device,
+ (int)pcidev->revision);
+
+ ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
+ if (ret < 0)
+ return ret;
+
+ ret = pci_enable_device(pcidev);
+ if (ret)
+ return ret;
+
+ ret = pci_request_regions(pcidev, DRV_NAME_RTSX_PCI);
+ if (ret)
+ goto disable;
+
+ pcr = kzalloc(sizeof(*pcr), GFP_KERNEL);
+ if (!pcr) {
+ ret = -ENOMEM;
+ goto release_pci;
+ }
+
+ handle = kzalloc(sizeof(*handle), GFP_KERNEL);
+ if (!handle) {
+ ret = -ENOMEM;
+ goto free_pcr;
+ }
+ handle->pcr = pcr;
+
+ idr_preload(GFP_KERNEL);
+ spin_lock(&rtsx_pci_lock);
+ ret = idr_alloc(&rtsx_pci_idr, pcr, 0, 0, GFP_NOWAIT);
+ if (ret >= 0)
+ pcr->id = ret;
+ spin_unlock(&rtsx_pci_lock);
+ idr_preload_end();
+ if (ret < 0)
+ goto free_handle;
+
+ pcr->pci = pcidev;
+ dev_set_drvdata(&pcidev->dev, handle);
+
+ if (CHK_PCI_PID(pcr, 0x525A))
+ bar = 1;
+ len = pci_resource_len(pcidev, bar);
+ base = pci_resource_start(pcidev, bar);
+ pcr->remap_addr = ioremap_nocache(base, len);
+ if (!pcr->remap_addr) {
+ ret = -ENOMEM;
+ goto free_handle;
+ }
+
+ pcr->rtsx_resv_buf = dma_alloc_coherent(&(pcidev->dev),
+ RTSX_RESV_BUF_LEN, &(pcr->rtsx_resv_buf_addr),
+ GFP_KERNEL);
+ if (pcr->rtsx_resv_buf == NULL) {
+ ret = -ENXIO;
+ goto unmap;
+ }
+ pcr->host_cmds_ptr = pcr->rtsx_resv_buf;
+ pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr;
+ pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN;
+ pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN;
+
+ pcr->card_inserted = 0;
+ pcr->card_removed = 0;
+ INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect);
+ INIT_DELAYED_WORK(&pcr->idle_work, rtsx_pci_idle_work);
+
+ pcr->msi_en = msi_en;
+ if (pcr->msi_en) {
+ ret = pci_enable_msi(pcidev);
+ if (ret)
+ pcr->msi_en = false;
+ }
+
+ ret = rtsx_pci_acquire_irq(pcr);
+ if (ret < 0)
+ goto disable_msi;
+
+ pci_set_master(pcidev);
+ synchronize_irq(pcr->irq);
+
+ ret = rtsx_pci_init_chip(pcr);
+ if (ret < 0)
+ goto disable_irq;
+
+ for (i = 0; i < ARRAY_SIZE(rtsx_pcr_cells); i++) {
+ rtsx_pcr_cells[i].platform_data = handle;
+ rtsx_pcr_cells[i].pdata_size = sizeof(*handle);
+ }
+ ret = mfd_add_devices(&pcidev->dev, pcr->id, rtsx_pcr_cells,
+ ARRAY_SIZE(rtsx_pcr_cells), NULL, 0, NULL);
+ if (ret < 0)
+ goto disable_irq;
+
+ schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
+
+ return 0;
+
+disable_irq:
+ free_irq(pcr->irq, (void *)pcr);
+disable_msi:
+ if (pcr->msi_en)
+ pci_disable_msi(pcr->pci);
+ dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
+ pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
+unmap:
+ iounmap(pcr->remap_addr);
+free_handle:
+ kfree(handle);
+free_pcr:
+ kfree(pcr);
+release_pci:
+ pci_release_regions(pcidev);
+disable:
+ pci_disable_device(pcidev);
+
+ return ret;
+}
+
+static void rtsx_pci_remove(struct pci_dev *pcidev)
+{
+ struct pcr_handle *handle = pci_get_drvdata(pcidev);
+ struct rtsx_pcr *pcr = handle->pcr;
+
+ pcr->remove_pci = true;
+
+ /* Disable interrupts at the pcr level */
+ spin_lock_irq(&pcr->lock);
+ rtsx_pci_writel(pcr, RTSX_BIER, 0);
+ pcr->bier = 0;
+ spin_unlock_irq(&pcr->lock);
+
+ cancel_delayed_work_sync(&pcr->carddet_work);
+ cancel_delayed_work_sync(&pcr->idle_work);
+
+ mfd_remove_devices(&pcidev->dev);
+
+ dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
+ pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
+ free_irq(pcr->irq, (void *)pcr);
+ if (pcr->msi_en)
+ pci_disable_msi(pcr->pci);
+ iounmap(pcr->remap_addr);
+
+ pci_release_regions(pcidev);
+ pci_disable_device(pcidev);
+
+ spin_lock(&rtsx_pci_lock);
+ idr_remove(&rtsx_pci_idr, pcr->id);
+ spin_unlock(&rtsx_pci_lock);
+
+ kfree(pcr->slots);
+ kfree(pcr);
+ kfree(handle);
+
+ dev_dbg(&(pcidev->dev),
+ ": Realtek PCI-E Card Reader at %s [%04x:%04x] has been removed\n",
+ pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device);
+}
+
+#ifdef CONFIG_PM
+
+static int rtsx_pci_suspend(struct pci_dev *pcidev, pm_message_t state)
+{
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+
+ cancel_delayed_work(&pcr->carddet_work);
+ cancel_delayed_work(&pcr->idle_work);
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ rtsx_pci_power_off(pcr, HOST_ENTER_S3);
+
+ pci_save_state(pcidev);
+ pci_enable_wake(pcidev, pci_choose_state(pcidev, state), 0);
+ pci_disable_device(pcidev);
+ pci_set_power_state(pcidev, pci_choose_state(pcidev, state));
+
+ mutex_unlock(&pcr->pcr_mutex);
+ return 0;
+}
+
+static int rtsx_pci_resume(struct pci_dev *pcidev)
+{
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+ int ret = 0;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ pci_set_power_state(pcidev, PCI_D0);
+ pci_restore_state(pcidev);
+ ret = pci_enable_device(pcidev);
+ if (ret)
+ goto out;
+ pci_set_master(pcidev);
+
+ ret = rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, 0x00);
+ if (ret)
+ goto out;
+
+ ret = rtsx_pci_init_hw(pcr);
+ if (ret)
+ goto out;
+
+ schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
+
+out:
+ mutex_unlock(&pcr->pcr_mutex);
+ return ret;
+}
+
+static void rtsx_pci_shutdown(struct pci_dev *pcidev)
+{
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+ rtsx_pci_power_off(pcr, HOST_ENTER_S1);
+
+ pci_disable_device(pcidev);
+ free_irq(pcr->irq, (void *)pcr);
+ if (pcr->msi_en)
+ pci_disable_msi(pcr->pci);
+}
+
+#else /* CONFIG_PM */
+
+#define rtsx_pci_suspend NULL
+#define rtsx_pci_resume NULL
+#define rtsx_pci_shutdown NULL
+
+#endif /* CONFIG_PM */
+
+static struct pci_driver rtsx_pci_driver = {
+ .name = DRV_NAME_RTSX_PCI,
+ .id_table = rtsx_pci_ids,
+ .probe = rtsx_pci_probe,
+ .remove = rtsx_pci_remove,
+ .suspend = rtsx_pci_suspend,
+ .resume = rtsx_pci_resume,
+ .shutdown = rtsx_pci_shutdown,
+};
+module_pci_driver(rtsx_pci_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Wei WANG <wei_wang@realsil.com.cn>");
+MODULE_DESCRIPTION("Realtek PCI-E Card Reader Driver");
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#ifndef __RTSX_PCR_H
+#define __RTSX_PCR_H
+
+#include <linux/rtsx_pci.h>
+
+#define MIN_DIV_N_PCR 80
+#define MAX_DIV_N_PCR 208
+
+#define RTS522A_PM_CTRL3 0xFF7E
+
+#define RTS524A_PME_FORCE_CTL 0xFF78
+#define RTS524A_PM_CTRL3 0xFF7E
+
+#define LTR_ACTIVE_LATENCY_DEF 0x883C
+#define LTR_IDLE_LATENCY_DEF 0x892C
+#define LTR_L1OFF_LATENCY_DEF 0x9003
+#define L1_SNOOZE_DELAY_DEF 1
+#define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF
+#define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF
+#define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC
+#define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8
+#define CMD_TIMEOUT_DEF 100
+#define ASPM_MASK_NEG 0xFC
+#define MASK_8_BIT_DEF 0xFF
+
+int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
+int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
+
+void rts5209_init_params(struct rtsx_pcr *pcr);
+void rts5229_init_params(struct rtsx_pcr *pcr);
+void rtl8411_init_params(struct rtsx_pcr *pcr);
+void rtl8402_init_params(struct rtsx_pcr *pcr);
+void rts5227_init_params(struct rtsx_pcr *pcr);
+void rts522a_init_params(struct rtsx_pcr *pcr);
+void rts5249_init_params(struct rtsx_pcr *pcr);
+void rts524a_init_params(struct rtsx_pcr *pcr);
+void rts525a_init_params(struct rtsx_pcr *pcr);
+void rtl8411b_init_params(struct rtsx_pcr *pcr);
+
+static inline u8 map_sd_drive(int idx)
+{
+ u8 sd_drive[4] = {
+ 0x01, /* Type D */
+ 0x02, /* Type C */
+ 0x05, /* Type A */
+ 0x03 /* Type B */
+ };
+
+ return sd_drive[idx];
+}
+
+#define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000))
+#define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80))
+#define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80)
+
+#define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03)
+#define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03)
+#define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03)
+#define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6)
+#define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000)
+#define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03)
+#define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08))
+#define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07)
+#define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07)
+#define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8)
+#define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07)
+#define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03)
+
+#define set_pull_ctrl_tables(pcr, __device) \
+do { \
+ pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \
+ pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \
+ pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \
+ pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \
+} while (0)
+
+/* generic operations */
+int rtsx_gops_pm_reset(struct rtsx_pcr *pcr);
+int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency);
+int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val);
+
+#endif
--- /dev/null
+/* Driver for Realtek USB card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Roger Tseng <rogerable@realtek.com>
+ */
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/mutex.h>
+#include <linux/usb.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/core.h>
+#include <linux/rtsx_usb.h>
+
+static int polling_pipe = 1;
+module_param(polling_pipe, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(polling_pipe, "polling pipe (0: ctl, 1: bulk)");
+
+static const struct mfd_cell rtsx_usb_cells[] = {
+ [RTSX_USB_SD_CARD] = {
+ .name = "rtsx_usb_sdmmc",
+ .pdata_size = 0,
+ },
+ [RTSX_USB_MS_CARD] = {
+ .name = "rtsx_usb_ms",
+ .pdata_size = 0,
+ },
+};
+
+static void rtsx_usb_sg_timed_out(struct timer_list *t)
+{
+ struct rtsx_ucr *ucr = from_timer(ucr, t, sg_timer);
+
+ dev_dbg(&ucr->pusb_intf->dev, "%s: sg transfer timed out", __func__);
+ usb_sg_cancel(&ucr->current_sg);
+}
+
+static int rtsx_usb_bulk_transfer_sglist(struct rtsx_ucr *ucr,
+ unsigned int pipe, struct scatterlist *sg, int num_sg,
+ unsigned int length, unsigned int *act_len, int timeout)
+{
+ int ret;
+
+ dev_dbg(&ucr->pusb_intf->dev, "%s: xfer %u bytes, %d entries\n",
+ __func__, length, num_sg);
+ ret = usb_sg_init(&ucr->current_sg, ucr->pusb_dev, pipe, 0,
+ sg, num_sg, length, GFP_NOIO);
+ if (ret)
+ return ret;
+
+ ucr->sg_timer.expires = jiffies + msecs_to_jiffies(timeout);
+ add_timer(&ucr->sg_timer);
+ usb_sg_wait(&ucr->current_sg);
+ if (!del_timer_sync(&ucr->sg_timer))
+ ret = -ETIMEDOUT;
+ else
+ ret = ucr->current_sg.status;
+
+ if (act_len)
+ *act_len = ucr->current_sg.bytes;
+
+ return ret;
+}
+
+int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
+ void *buf, unsigned int len, int num_sg,
+ unsigned int *act_len, int timeout)
+{
+ if (timeout < 600)
+ timeout = 600;
+
+ if (num_sg)
+ return rtsx_usb_bulk_transfer_sglist(ucr, pipe,
+ (struct scatterlist *)buf, num_sg, len, act_len,
+ timeout);
+ else
+ return usb_bulk_msg(ucr->pusb_dev, pipe, buf, len, act_len,
+ timeout);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_transfer_data);
+
+static inline void rtsx_usb_seq_cmd_hdr(struct rtsx_ucr *ucr,
+ u16 addr, u16 len, u8 seq_type)
+{
+ rtsx_usb_cmd_hdr_tag(ucr);
+
+ ucr->cmd_buf[PACKET_TYPE] = seq_type;
+ ucr->cmd_buf[5] = (u8)(len >> 8);
+ ucr->cmd_buf[6] = (u8)len;
+ ucr->cmd_buf[8] = (u8)(addr >> 8);
+ ucr->cmd_buf[9] = (u8)addr;
+
+ if (seq_type == SEQ_WRITE)
+ ucr->cmd_buf[STAGE_FLAG] = 0;
+ else
+ ucr->cmd_buf[STAGE_FLAG] = STAGE_R;
+}
+
+static int rtsx_usb_seq_write_register(struct rtsx_ucr *ucr,
+ u16 addr, u16 len, u8 *data)
+{
+ u16 cmd_len = ALIGN(SEQ_WRITE_DATA_OFFSET + len, 4);
+
+ if (!data)
+ return -EINVAL;
+
+ if (cmd_len > IOBUF_SIZE)
+ return -EINVAL;
+
+ rtsx_usb_seq_cmd_hdr(ucr, addr, len, SEQ_WRITE);
+ memcpy(ucr->cmd_buf + SEQ_WRITE_DATA_OFFSET, data, len);
+
+ return rtsx_usb_transfer_data(ucr,
+ usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
+ ucr->cmd_buf, cmd_len, 0, NULL, 100);
+}
+
+static int rtsx_usb_seq_read_register(struct rtsx_ucr *ucr,
+ u16 addr, u16 len, u8 *data)
+{
+ int i, ret;
+ u16 rsp_len = round_down(len, 4);
+ u16 res_len = len - rsp_len;
+
+ if (!data)
+ return -EINVAL;
+
+ /* 4-byte aligned part */
+ if (rsp_len) {
+ rtsx_usb_seq_cmd_hdr(ucr, addr, len, SEQ_READ);
+ ret = rtsx_usb_transfer_data(ucr,
+ usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
+ ucr->cmd_buf, 12, 0, NULL, 100);
+ if (ret)
+ return ret;
+
+ ret = rtsx_usb_transfer_data(ucr,
+ usb_rcvbulkpipe(ucr->pusb_dev, EP_BULK_IN),
+ data, rsp_len, 0, NULL, 100);
+ if (ret)
+ return ret;
+ }
+
+ /* unaligned part */
+ for (i = 0; i < res_len; i++) {
+ ret = rtsx_usb_read_register(ucr, addr + rsp_len + i,
+ data + rsp_len + i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len)
+{
+ return rtsx_usb_seq_read_register(ucr, PPBUF_BASE2, (u16)buf_len, buf);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_read_ppbuf);
+
+int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len)
+{
+ return rtsx_usb_seq_write_register(ucr, PPBUF_BASE2, (u16)buf_len, buf);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_write_ppbuf);
+
+int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr,
+ u8 mask, u8 data)
+{
+ u16 value, index;
+
+ addr |= EP0_WRITE_REG_CMD << EP0_OP_SHIFT;
+ value = swab16(addr);
+ index = mask | data << 8;
+
+ return usb_control_msg(ucr->pusb_dev,
+ usb_sndctrlpipe(ucr->pusb_dev, 0), RTSX_USB_REQ_REG_OP,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ value, index, NULL, 0, 100);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_ep0_write_register);
+
+int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data)
+{
+ u16 value;
+ u8 *buf;
+ int ret;
+
+ if (!data)
+ return -EINVAL;
+
+ buf = kzalloc(sizeof(u8), GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ addr |= EP0_READ_REG_CMD << EP0_OP_SHIFT;
+ value = swab16(addr);
+
+ ret = usb_control_msg(ucr->pusb_dev,
+ usb_rcvctrlpipe(ucr->pusb_dev, 0), RTSX_USB_REQ_REG_OP,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ value, 0, buf, 1, 100);
+ *data = *buf;
+
+ kfree(buf);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_ep0_read_register);
+
+void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type, u16 reg_addr,
+ u8 mask, u8 data)
+{
+ int i;
+
+ if (ucr->cmd_idx < (IOBUF_SIZE - CMD_OFFSET) / 4) {
+ i = CMD_OFFSET + ucr->cmd_idx * 4;
+
+ ucr->cmd_buf[i++] = ((cmd_type & 0x03) << 6) |
+ (u8)((reg_addr >> 8) & 0x3F);
+ ucr->cmd_buf[i++] = (u8)reg_addr;
+ ucr->cmd_buf[i++] = mask;
+ ucr->cmd_buf[i++] = data;
+
+ ucr->cmd_idx++;
+ }
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_add_cmd);
+
+int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout)
+{
+ int ret;
+
+ ucr->cmd_buf[CNT_H] = (u8)(ucr->cmd_idx >> 8);
+ ucr->cmd_buf[CNT_L] = (u8)(ucr->cmd_idx);
+ ucr->cmd_buf[STAGE_FLAG] = flag;
+
+ ret = rtsx_usb_transfer_data(ucr,
+ usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT),
+ ucr->cmd_buf, ucr->cmd_idx * 4 + CMD_OFFSET,
+ 0, NULL, timeout);
+ if (ret) {
+ rtsx_usb_clear_fsm_err(ucr);
+ return ret;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_send_cmd);
+
+int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout)
+{
+ if (rsp_len <= 0)
+ return -EINVAL;
+
+ rsp_len = ALIGN(rsp_len, 4);
+
+ return rtsx_usb_transfer_data(ucr,
+ usb_rcvbulkpipe(ucr->pusb_dev, EP_BULK_IN),
+ ucr->rsp_buf, rsp_len, 0, NULL, timeout);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_get_rsp);
+
+static int rtsx_usb_get_status_with_bulk(struct rtsx_ucr *ucr, u16 *status)
+{
+ int ret;
+
+ rtsx_usb_init_cmd(ucr);
+ rtsx_usb_add_cmd(ucr, READ_REG_CMD, CARD_EXIST, 0x00, 0x00);
+ rtsx_usb_add_cmd(ucr, READ_REG_CMD, OCPSTAT, 0x00, 0x00);
+ ret = rtsx_usb_send_cmd(ucr, MODE_CR, 100);
+ if (ret)
+ return ret;
+
+ ret = rtsx_usb_get_rsp(ucr, 2, 100);
+ if (ret)
+ return ret;
+
+ *status = ((ucr->rsp_buf[0] >> 2) & 0x0f) |
+ ((ucr->rsp_buf[1] & 0x03) << 4);
+
+ return 0;
+}
+
+int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status)
+{
+ int ret;
+ u16 *buf;
+
+ if (!status)
+ return -EINVAL;
+
+ if (polling_pipe == 0) {
+ buf = kzalloc(sizeof(u16), GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ ret = usb_control_msg(ucr->pusb_dev,
+ usb_rcvctrlpipe(ucr->pusb_dev, 0),
+ RTSX_USB_REQ_POLL,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0, 0, buf, 2, 100);
+ *status = *buf;
+
+ kfree(buf);
+ } else {
+ ret = rtsx_usb_get_status_with_bulk(ucr, status);
+ }
+
+ /* usb_control_msg may return positive when success */
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_get_card_status);
+
+static int rtsx_usb_write_phy_register(struct rtsx_ucr *ucr, u8 addr, u8 val)
+{
+ dev_dbg(&ucr->pusb_intf->dev, "Write 0x%x to phy register 0x%x\n",
+ val, addr);
+
+ rtsx_usb_init_cmd(ucr);
+
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VSTAIN, 0xFF, val);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VCONTROL, 0xFF, addr & 0x0F);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VCONTROL,
+ 0xFF, (addr >> 4) & 0x0F);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+
+ return rtsx_usb_send_cmd(ucr, MODE_C, 100);
+}
+
+int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask, u8 data)
+{
+ rtsx_usb_init_cmd(ucr);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, addr, mask, data);
+ return rtsx_usb_send_cmd(ucr, MODE_C, 100);
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_write_register);
+
+int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data)
+{
+ int ret;
+
+ if (data != NULL)
+ *data = 0;
+
+ rtsx_usb_init_cmd(ucr);
+ rtsx_usb_add_cmd(ucr, READ_REG_CMD, addr, 0, 0);
+ ret = rtsx_usb_send_cmd(ucr, MODE_CR, 100);
+ if (ret)
+ return ret;
+
+ ret = rtsx_usb_get_rsp(ucr, 1, 100);
+ if (ret)
+ return ret;
+
+ if (data != NULL)
+ *data = ucr->rsp_buf[0];
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_read_register);
+
+static inline u8 double_ssc_depth(u8 depth)
+{
+ return (depth > 1) ? (depth - 1) : depth;
+}
+
+static u8 revise_ssc_depth(u8 ssc_depth, u8 div)
+{
+ if (div > CLK_DIV_1) {
+ if (ssc_depth > div - 1)
+ ssc_depth -= (div - 1);
+ else
+ ssc_depth = SSC_DEPTH_2M;
+ }
+
+ return ssc_depth;
+}
+
+int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk)
+{
+ int ret;
+ u8 n, clk_divider, mcu_cnt, div;
+
+ if (!card_clock) {
+ ucr->cur_clk = 0;
+ return 0;
+ }
+
+ if (initial_mode) {
+ /* We use 250k(around) here, in initial stage */
+ clk_divider = SD_CLK_DIVIDE_128;
+ card_clock = 30000000;
+ } else {
+ clk_divider = SD_CLK_DIVIDE_0;
+ }
+
+ ret = rtsx_usb_write_register(ucr, SD_CFG1,
+ SD_CLK_DIVIDE_MASK, clk_divider);
+ if (ret < 0)
+ return ret;
+
+ card_clock /= 1000000;
+ dev_dbg(&ucr->pusb_intf->dev,
+ "Switch card clock to %dMHz\n", card_clock);
+
+ if (!initial_mode && double_clk)
+ card_clock *= 2;
+ dev_dbg(&ucr->pusb_intf->dev,
+ "Internal SSC clock: %dMHz (cur_clk = %d)\n",
+ card_clock, ucr->cur_clk);
+
+ if (card_clock == ucr->cur_clk)
+ return 0;
+
+ /* Converting clock value into internal settings: n and div */
+ n = card_clock - 2;
+ if ((card_clock <= 2) || (n > MAX_DIV_N))
+ return -EINVAL;
+
+ mcu_cnt = 60/card_clock + 3;
+ if (mcu_cnt > 15)
+ mcu_cnt = 15;
+
+ /* Make sure that the SSC clock div_n is not less than MIN_DIV_N */
+
+ div = CLK_DIV_1;
+ while (n < MIN_DIV_N && div < CLK_DIV_4) {
+ n = (n + 2) * 2 - 2;
+ div++;
+ }
+ dev_dbg(&ucr->pusb_intf->dev, "n = %d, div = %d\n", n, div);
+
+ if (double_clk)
+ ssc_depth = double_ssc_depth(ssc_depth);
+
+ ssc_depth = revise_ssc_depth(ssc_depth, div);
+ dev_dbg(&ucr->pusb_intf->dev, "ssc_depth = %d\n", ssc_depth);
+
+ rtsx_usb_init_cmd(ucr);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV,
+ 0x3F, (div << 4) | mcu_cnt);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL2,
+ SSC_DEPTH_MASK, ssc_depth);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, n);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
+ if (vpclk) {
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, 0);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+ }
+
+ ret = rtsx_usb_send_cmd(ucr, MODE_C, 2000);
+ if (ret < 0)
+ return ret;
+
+ ret = rtsx_usb_write_register(ucr, SSC_CTL1, 0xff,
+ SSC_RSTB | SSC_8X_EN | SSC_SEL_4M);
+ if (ret < 0)
+ return ret;
+
+ /* Wait SSC clock stable */
+ usleep_range(100, 1000);
+
+ ret = rtsx_usb_write_register(ucr, CLK_DIV, CLK_CHANGE, 0);
+ if (ret < 0)
+ return ret;
+
+ ucr->cur_clk = card_clock;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_switch_clock);
+
+int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card)
+{
+ int ret;
+ u16 val;
+ u16 cd_mask[] = {
+ [RTSX_USB_SD_CARD] = (CD_MASK & ~SD_CD),
+ [RTSX_USB_MS_CARD] = (CD_MASK & ~MS_CD)
+ };
+
+ ret = rtsx_usb_get_card_status(ucr, &val);
+ /*
+ * If get status fails, return 0 (ok) for the exclusive check
+ * and let the flow fail at somewhere else.
+ */
+ if (ret)
+ return 0;
+
+ if (val & cd_mask[card])
+ return -EIO;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_usb_card_exclusive_check);
+
+static int rtsx_usb_reset_chip(struct rtsx_ucr *ucr)
+{
+ int ret;
+ u8 val;
+
+ rtsx_usb_init_cmd(ucr);
+
+ if (CHECK_PKG(ucr, LQFP48)) {
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
+ LDO3318_PWR_MASK, LDO_SUSPEND);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
+ FORCE_LDO_POWERB, FORCE_LDO_POWERB);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1,
+ 0x30, 0x10);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5,
+ 0x03, 0x01);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6,
+ 0x0C, 0x04);
+ }
+
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SYS_DUMMY0, NYET_MSAK, NYET_EN);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CD_DEGLITCH_WIDTH, 0xFF, 0x08);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
+ CD_DEGLITCH_EN, XD_CD_DEGLITCH_EN, 0x0);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ SD30_DRIVE_MASK, DRIVER_TYPE_D);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
+ CARD_DRIVE_SEL, SD20_DRIVE_MASK, 0x0);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, LDO_POWER_CFG, 0xE0, 0x0);
+
+ if (ucr->is_rts5179)
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
+ CARD_PULL_CTL5, 0x03, 0x01);
+
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_DMA1_CTL,
+ EXTEND_DMA1_ASYNC_SIGNAL, EXTEND_DMA1_ASYNC_SIGNAL);
+ rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_INT_PEND,
+ XD_INT | MS_INT | SD_INT,
+ XD_INT | MS_INT | SD_INT);
+
+ ret = rtsx_usb_send_cmd(ucr, MODE_C, 100);
+ if (ret)
+ return ret;
+
+ /* config non-crystal mode */
+ rtsx_usb_read_register(ucr, CFG_MODE, &val);
+ if ((val & XTAL_FREE) || ((val & CLK_MODE_MASK) == CLK_MODE_NON_XTAL)) {
+ ret = rtsx_usb_write_phy_register(ucr, 0xC2, 0x7C);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rtsx_usb_init_chip(struct rtsx_ucr *ucr)
+{
+ int ret;
+ u8 val;
+
+ rtsx_usb_clear_fsm_err(ucr);
+
+ /* power on SSC */
+ ret = rtsx_usb_write_register(ucr,
+ FPDCTL, SSC_POWER_MASK, SSC_POWER_ON);
+ if (ret)
+ return ret;
+
+ usleep_range(100, 1000);
+ ret = rtsx_usb_write_register(ucr, CLK_DIV, CLK_CHANGE, 0x00);
+ if (ret)
+ return ret;
+
+ /* determine IC version */
+ ret = rtsx_usb_read_register(ucr, HW_VERSION, &val);
+ if (ret)
+ return ret;
+
+ ucr->ic_version = val & HW_VER_MASK;
+
+ /* determine package */
+ ret = rtsx_usb_read_register(ucr, CARD_SHARE_MODE, &val);
+ if (ret)
+ return ret;
+
+ if (val & CARD_SHARE_LQFP_SEL) {
+ ucr->package = LQFP48;
+ dev_dbg(&ucr->pusb_intf->dev, "Package: LQFP48\n");
+ } else {
+ ucr->package = QFN24;
+ dev_dbg(&ucr->pusb_intf->dev, "Package: QFN24\n");
+ }
+
+ /* determine IC variations */
+ rtsx_usb_read_register(ucr, CFG_MODE_1, &val);
+ if (val & RTS5179) {
+ ucr->is_rts5179 = true;
+ dev_dbg(&ucr->pusb_intf->dev, "Device is rts5179\n");
+ } else {
+ ucr->is_rts5179 = false;
+ }
+
+ return rtsx_usb_reset_chip(ucr);
+}
+
+static int rtsx_usb_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *usb_dev = interface_to_usbdev(intf);
+ struct rtsx_ucr *ucr;
+ int ret;
+
+ dev_dbg(&intf->dev,
+ ": Realtek USB Card Reader found at bus %03d address %03d\n",
+ usb_dev->bus->busnum, usb_dev->devnum);
+
+ ucr = devm_kzalloc(&intf->dev, sizeof(*ucr), GFP_KERNEL);
+ if (!ucr)
+ return -ENOMEM;
+
+ ucr->pusb_dev = usb_dev;
+
+ ucr->iobuf = usb_alloc_coherent(ucr->pusb_dev, IOBUF_SIZE,
+ GFP_KERNEL, &ucr->iobuf_dma);
+ if (!ucr->iobuf)
+ return -ENOMEM;
+
+ usb_set_intfdata(intf, ucr);
+
+ ucr->vendor_id = id->idVendor;
+ ucr->product_id = id->idProduct;
+ ucr->cmd_buf = ucr->rsp_buf = ucr->iobuf;
+
+ mutex_init(&ucr->dev_mutex);
+
+ ucr->pusb_intf = intf;
+
+ /* initialize */
+ ret = rtsx_usb_init_chip(ucr);
+ if (ret)
+ goto out_init_fail;
+
+ /* initialize USB SG transfer timer */
+ timer_setup(&ucr->sg_timer, rtsx_usb_sg_timed_out, 0);
+
+ ret = mfd_add_hotplug_devices(&intf->dev, rtsx_usb_cells,
+ ARRAY_SIZE(rtsx_usb_cells));
+ if (ret)
+ goto out_init_fail;
+
+#ifdef CONFIG_PM
+ intf->needs_remote_wakeup = 1;
+ usb_enable_autosuspend(usb_dev);
+#endif
+
+ return 0;
+
+out_init_fail:
+ usb_free_coherent(ucr->pusb_dev, IOBUF_SIZE, ucr->iobuf,
+ ucr->iobuf_dma);
+ return ret;
+}
+
+static void rtsx_usb_disconnect(struct usb_interface *intf)
+{
+ struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
+
+ dev_dbg(&intf->dev, "%s called\n", __func__);
+
+ mfd_remove_devices(&intf->dev);
+
+ usb_set_intfdata(ucr->pusb_intf, NULL);
+ usb_free_coherent(ucr->pusb_dev, IOBUF_SIZE, ucr->iobuf,
+ ucr->iobuf_dma);
+}
+
+#ifdef CONFIG_PM
+static int rtsx_usb_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct rtsx_ucr *ucr =
+ (struct rtsx_ucr *)usb_get_intfdata(intf);
+ u16 val = 0;
+
+ dev_dbg(&intf->dev, "%s called with pm message 0x%04x\n",
+ __func__, message.event);
+
+ if (PMSG_IS_AUTO(message)) {
+ if (mutex_trylock(&ucr->dev_mutex)) {
+ rtsx_usb_get_card_status(ucr, &val);
+ mutex_unlock(&ucr->dev_mutex);
+
+ /* Defer the autosuspend if card exists */
+ if (val & (SD_CD | MS_CD))
+ return -EAGAIN;
+ } else {
+ /* There is an ongoing operation*/
+ return -EAGAIN;
+ }
+ }
+
+ return 0;
+}
+
+static int rtsx_usb_resume(struct usb_interface *intf)
+{
+ return 0;
+}
+
+static int rtsx_usb_reset_resume(struct usb_interface *intf)
+{
+ struct rtsx_ucr *ucr =
+ (struct rtsx_ucr *)usb_get_intfdata(intf);
+
+ rtsx_usb_reset_chip(ucr);
+ return 0;
+}
+
+#else /* CONFIG_PM */
+
+#define rtsx_usb_suspend NULL
+#define rtsx_usb_resume NULL
+#define rtsx_usb_reset_resume NULL
+
+#endif /* CONFIG_PM */
+
+
+static int rtsx_usb_pre_reset(struct usb_interface *intf)
+{
+ struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
+
+ mutex_lock(&ucr->dev_mutex);
+ return 0;
+}
+
+static int rtsx_usb_post_reset(struct usb_interface *intf)
+{
+ struct rtsx_ucr *ucr = (struct rtsx_ucr *)usb_get_intfdata(intf);
+
+ mutex_unlock(&ucr->dev_mutex);
+ return 0;
+}
+
+static struct usb_device_id rtsx_usb_usb_ids[] = {
+ { USB_DEVICE(0x0BDA, 0x0129) },
+ { USB_DEVICE(0x0BDA, 0x0139) },
+ { USB_DEVICE(0x0BDA, 0x0140) },
+ { }
+};
+MODULE_DEVICE_TABLE(usb, rtsx_usb_usb_ids);
+
+static struct usb_driver rtsx_usb_driver = {
+ .name = "rtsx_usb",
+ .probe = rtsx_usb_probe,
+ .disconnect = rtsx_usb_disconnect,
+ .suspend = rtsx_usb_suspend,
+ .resume = rtsx_usb_resume,
+ .reset_resume = rtsx_usb_reset_resume,
+ .pre_reset = rtsx_usb_pre_reset,
+ .post_reset = rtsx_usb_post_reset,
+ .id_table = rtsx_usb_usb_ids,
+ .supports_autosuspend = 1,
+ .soft_unbind = 1,
+};
+
+module_usb_driver(rtsx_usb_driver);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Roger Tseng <rogerable@realtek.com>");
+MODULE_DESCRIPTION("Realtek USB Card Reader Driver");
config MMC_REALTEK_PCI
tristate "Realtek PCI-E SD/MMC Card Interface Driver"
- depends on MFD_RTSX_PCI
+ depends on MISC_RTSX_PCI
help
Say Y here to include driver code to support SD/MMC card interface
of Realtek PCI-E card reader
config MMC_REALTEK_USB
tristate "Realtek USB SD/MMC Card Interface Driver"
- depends on MFD_RTSX_USB
+ depends on MISC_RTSX_USB
help
Say Y here to include driver code to support SD/MMC card interface
of Realtek RTS5129/39 series card reader
#include <linux/mmc/sd.h>
#include <linux/mmc/sdio.h>
#include <linux/mmc/card.h>
-#include <linux/mfd/rtsx_pci.h>
+#include <linux/rtsx_pci.h>
#include <asm/unaligned.h>
struct realtek_pci_sdmmc {
#include <linux/scatterlist.h>
#include <linux/pm_runtime.h>
-#include <linux/mfd/rtsx_usb.h>
+#include <linux/rtsx_usb.h>
#include <asm/unaligned.h>
#if defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
+++ /dev/null
-/* Driver for Realtek driver-based card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#ifndef __RTSX_COMMON_H
-#define __RTSX_COMMON_H
-
-#define DRV_NAME_RTSX_PCI "rtsx_pci"
-#define DRV_NAME_RTSX_PCI_SDMMC "rtsx_pci_sdmmc"
-#define DRV_NAME_RTSX_PCI_MS "rtsx_pci_ms"
-
-#define RTSX_REG_PAIR(addr, val) (((u32)(addr) << 16) | (u8)(val))
-
-#define RTSX_SSC_DEPTH_4M 0x01
-#define RTSX_SSC_DEPTH_2M 0x02
-#define RTSX_SSC_DEPTH_1M 0x03
-#define RTSX_SSC_DEPTH_500K 0x04
-#define RTSX_SSC_DEPTH_250K 0x05
-
-#define RTSX_SD_CARD 0
-#define RTSX_MS_CARD 1
-
-#define CLK_TO_DIV_N 0
-#define DIV_N_TO_CLK 1
-
-struct platform_device;
-
-struct rtsx_slot {
- struct platform_device *p_dev;
- void (*card_event)(struct platform_device *p_dev);
-};
-
-#endif
+++ /dev/null
-/* Driver for Realtek PCI-Express card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Wei WANG <wei_wang@realsil.com.cn>
- */
-
-#ifndef __RTSX_PCI_H
-#define __RTSX_PCI_H
-
-#include <linux/sched.h>
-#include <linux/pci.h>
-#include <linux/mfd/rtsx_common.h>
-
-#define MAX_RW_REG_CNT 1024
-
-#define RTSX_HCBAR 0x00
-#define RTSX_HCBCTLR 0x04
-#define STOP_CMD (0x01 << 28)
-#define READ_REG_CMD 0
-#define WRITE_REG_CMD 1
-#define CHECK_REG_CMD 2
-
-#define RTSX_HDBAR 0x08
-#define SG_INT 0x04
-#define SG_END 0x02
-#define SG_VALID 0x01
-#define SG_NO_OP 0x00
-#define SG_TRANS_DATA (0x02 << 4)
-#define SG_LINK_DESC (0x03 << 4)
-#define RTSX_HDBCTLR 0x0C
-#define SDMA_MODE 0x00
-#define ADMA_MODE (0x02 << 26)
-#define STOP_DMA (0x01 << 28)
-#define TRIG_DMA (0x01 << 31)
-
-#define RTSX_HAIMR 0x10
-#define HAIMR_TRANS_START (0x01 << 31)
-#define HAIMR_READ 0x00
-#define HAIMR_WRITE (0x01 << 30)
-#define HAIMR_READ_START (HAIMR_TRANS_START | HAIMR_READ)
-#define HAIMR_WRITE_START (HAIMR_TRANS_START | HAIMR_WRITE)
-#define HAIMR_TRANS_END (HAIMR_TRANS_START)
-
-#define RTSX_BIPR 0x14
-#define CMD_DONE_INT (1 << 31)
-#define DATA_DONE_INT (1 << 30)
-#define TRANS_OK_INT (1 << 29)
-#define TRANS_FAIL_INT (1 << 28)
-#define XD_INT (1 << 27)
-#define MS_INT (1 << 26)
-#define SD_INT (1 << 25)
-#define GPIO0_INT (1 << 24)
-#define OC_INT (1 << 23)
-#define SD_WRITE_PROTECT (1 << 19)
-#define XD_EXIST (1 << 18)
-#define MS_EXIST (1 << 17)
-#define SD_EXIST (1 << 16)
-#define DELINK_INT GPIO0_INT
-#define MS_OC_INT (1 << 23)
-#define SD_OC_INT (1 << 22)
-
-#define CARD_INT (XD_INT | MS_INT | SD_INT)
-#define NEED_COMPLETE_INT (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
-#define RTSX_INT (CMD_DONE_INT | NEED_COMPLETE_INT | \
- CARD_INT | GPIO0_INT | OC_INT)
-#define CARD_EXIST (XD_EXIST | MS_EXIST | SD_EXIST)
-
-#define RTSX_BIER 0x18
-#define CMD_DONE_INT_EN (1 << 31)
-#define DATA_DONE_INT_EN (1 << 30)
-#define TRANS_OK_INT_EN (1 << 29)
-#define TRANS_FAIL_INT_EN (1 << 28)
-#define XD_INT_EN (1 << 27)
-#define MS_INT_EN (1 << 26)
-#define SD_INT_EN (1 << 25)
-#define GPIO0_INT_EN (1 << 24)
-#define OC_INT_EN (1 << 23)
-#define DELINK_INT_EN GPIO0_INT_EN
-#define MS_OC_INT_EN (1 << 23)
-#define SD_OC_INT_EN (1 << 22)
-
-
-/*
- * macros for easy use
- */
-#define rtsx_pci_writel(pcr, reg, value) \
- iowrite32(value, (pcr)->remap_addr + reg)
-#define rtsx_pci_readl(pcr, reg) \
- ioread32((pcr)->remap_addr + reg)
-#define rtsx_pci_writew(pcr, reg, value) \
- iowrite16(value, (pcr)->remap_addr + reg)
-#define rtsx_pci_readw(pcr, reg) \
- ioread16((pcr)->remap_addr + reg)
-#define rtsx_pci_writeb(pcr, reg, value) \
- iowrite8(value, (pcr)->remap_addr + reg)
-#define rtsx_pci_readb(pcr, reg) \
- ioread8((pcr)->remap_addr + reg)
-
-#define rtsx_pci_read_config_byte(pcr, where, val) \
- pci_read_config_byte((pcr)->pci, where, val)
-
-#define rtsx_pci_write_config_byte(pcr, where, val) \
- pci_write_config_byte((pcr)->pci, where, val)
-
-#define rtsx_pci_read_config_dword(pcr, where, val) \
- pci_read_config_dword((pcr)->pci, where, val)
-
-#define rtsx_pci_write_config_dword(pcr, where, val) \
- pci_write_config_dword((pcr)->pci, where, val)
-
-#define STATE_TRANS_NONE 0
-#define STATE_TRANS_CMD 1
-#define STATE_TRANS_BUF 2
-#define STATE_TRANS_SG 3
-
-#define TRANS_NOT_READY 0
-#define TRANS_RESULT_OK 1
-#define TRANS_RESULT_FAIL 2
-#define TRANS_NO_DEVICE 3
-
-#define RTSX_RESV_BUF_LEN 4096
-#define HOST_CMDS_BUF_LEN 1024
-#define HOST_SG_TBL_BUF_LEN (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
-#define HOST_SG_TBL_ITEMS (HOST_SG_TBL_BUF_LEN / 8)
-#define MAX_SG_ITEM_LEN 0x80000
-#define HOST_TO_DEVICE 0
-#define DEVICE_TO_HOST 1
-
-#define OUTPUT_3V3 0
-#define OUTPUT_1V8 1
-
-#define RTSX_PHASE_MAX 32
-#define RX_TUNING_CNT 3
-
-#define MS_CFG 0xFD40
-#define SAMPLE_TIME_RISING 0x00
-#define SAMPLE_TIME_FALLING 0x80
-#define PUSH_TIME_DEFAULT 0x00
-#define PUSH_TIME_ODD 0x40
-#define NO_EXTEND_TOGGLE 0x00
-#define EXTEND_TOGGLE_CHK 0x20
-#define MS_BUS_WIDTH_1 0x00
-#define MS_BUS_WIDTH_4 0x10
-#define MS_BUS_WIDTH_8 0x18
-#define MS_2K_SECTOR_MODE 0x04
-#define MS_512_SECTOR_MODE 0x00
-#define MS_TOGGLE_TIMEOUT_EN 0x00
-#define MS_TOGGLE_TIMEOUT_DISEN 0x01
-#define MS_NO_CHECK_INT 0x02
-#define MS_TPC 0xFD41
-#define MS_TRANS_CFG 0xFD42
-#define WAIT_INT 0x80
-#define NO_WAIT_INT 0x00
-#define NO_AUTO_READ_INT_REG 0x00
-#define AUTO_READ_INT_REG 0x40
-#define MS_CRC16_ERR 0x20
-#define MS_RDY_TIMEOUT 0x10
-#define MS_INT_CMDNK 0x08
-#define MS_INT_BREQ 0x04
-#define MS_INT_ERR 0x02
-#define MS_INT_CED 0x01
-#define MS_TRANSFER 0xFD43
-#define MS_TRANSFER_START 0x80
-#define MS_TRANSFER_END 0x40
-#define MS_TRANSFER_ERR 0x20
-#define MS_BS_STATE 0x10
-#define MS_TM_READ_BYTES 0x00
-#define MS_TM_NORMAL_READ 0x01
-#define MS_TM_WRITE_BYTES 0x04
-#define MS_TM_NORMAL_WRITE 0x05
-#define MS_TM_AUTO_READ 0x08
-#define MS_TM_AUTO_WRITE 0x0C
-#define MS_INT_REG 0xFD44
-#define MS_BYTE_CNT 0xFD45
-#define MS_SECTOR_CNT_L 0xFD46
-#define MS_SECTOR_CNT_H 0xFD47
-#define MS_DBUS_H 0xFD48
-
-#define SD_CFG1 0xFDA0
-#define SD_CLK_DIVIDE_0 0x00
-#define SD_CLK_DIVIDE_256 0xC0
-#define SD_CLK_DIVIDE_128 0x80
-#define SD_BUS_WIDTH_1BIT 0x00
-#define SD_BUS_WIDTH_4BIT 0x01
-#define SD_BUS_WIDTH_8BIT 0x02
-#define SD_ASYNC_FIFO_NOT_RST 0x10
-#define SD_20_MODE 0x00
-#define SD_DDR_MODE 0x04
-#define SD_30_MODE 0x08
-#define SD_CLK_DIVIDE_MASK 0xC0
-#define SD_CFG2 0xFDA1
-#define SD_CALCULATE_CRC7 0x00
-#define SD_NO_CALCULATE_CRC7 0x80
-#define SD_CHECK_CRC16 0x00
-#define SD_NO_CHECK_CRC16 0x40
-#define SD_NO_CHECK_WAIT_CRC_TO 0x20
-#define SD_WAIT_BUSY_END 0x08
-#define SD_NO_WAIT_BUSY_END 0x00
-#define SD_CHECK_CRC7 0x00
-#define SD_NO_CHECK_CRC7 0x04
-#define SD_RSP_LEN_0 0x00
-#define SD_RSP_LEN_6 0x01
-#define SD_RSP_LEN_17 0x02
-#define SD_RSP_TYPE_R0 0x04
-#define SD_RSP_TYPE_R1 0x01
-#define SD_RSP_TYPE_R1b 0x09
-#define SD_RSP_TYPE_R2 0x02
-#define SD_RSP_TYPE_R3 0x05
-#define SD_RSP_TYPE_R4 0x05
-#define SD_RSP_TYPE_R5 0x01
-#define SD_RSP_TYPE_R6 0x01
-#define SD_RSP_TYPE_R7 0x01
-#define SD_CFG3 0xFDA2
-#define SD_RSP_80CLK_TIMEOUT_EN 0x01
-
-#define SD_STAT1 0xFDA3
-#define SD_CRC7_ERR 0x80
-#define SD_CRC16_ERR 0x40
-#define SD_CRC_WRITE_ERR 0x20
-#define SD_CRC_WRITE_ERR_MASK 0x1C
-#define GET_CRC_TIME_OUT 0x02
-#define SD_TUNING_COMPARE_ERR 0x01
-#define SD_STAT2 0xFDA4
-#define SD_RSP_80CLK_TIMEOUT 0x01
-
-#define SD_BUS_STAT 0xFDA5
-#define SD_CLK_TOGGLE_EN 0x80
-#define SD_CLK_FORCE_STOP 0x40
-#define SD_DAT3_STATUS 0x10
-#define SD_DAT2_STATUS 0x08
-#define SD_DAT1_STATUS 0x04
-#define SD_DAT0_STATUS 0x02
-#define SD_CMD_STATUS 0x01
-#define SD_PAD_CTL 0xFDA6
-#define SD_IO_USING_1V8 0x80
-#define SD_IO_USING_3V3 0x7F
-#define TYPE_A_DRIVING 0x00
-#define TYPE_B_DRIVING 0x01
-#define TYPE_C_DRIVING 0x02
-#define TYPE_D_DRIVING 0x03
-#define SD_SAMPLE_POINT_CTL 0xFDA7
-#define DDR_FIX_RX_DAT 0x00
-#define DDR_VAR_RX_DAT 0x80
-#define DDR_FIX_RX_DAT_EDGE 0x00
-#define DDR_FIX_RX_DAT_14_DELAY 0x40
-#define DDR_FIX_RX_CMD 0x00
-#define DDR_VAR_RX_CMD 0x20
-#define DDR_FIX_RX_CMD_POS_EDGE 0x00
-#define DDR_FIX_RX_CMD_14_DELAY 0x10
-#define SD20_RX_POS_EDGE 0x00
-#define SD20_RX_14_DELAY 0x08
-#define SD20_RX_SEL_MASK 0x08
-#define SD_PUSH_POINT_CTL 0xFDA8
-#define DDR_FIX_TX_CMD_DAT 0x00
-#define DDR_VAR_TX_CMD_DAT 0x80
-#define DDR_FIX_TX_DAT_14_TSU 0x00
-#define DDR_FIX_TX_DAT_12_TSU 0x40
-#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
-#define DDR_FIX_TX_CMD_14_AHEAD 0x20
-#define SD20_TX_NEG_EDGE 0x00
-#define SD20_TX_14_AHEAD 0x10
-#define SD20_TX_SEL_MASK 0x10
-#define DDR_VAR_SDCLK_POL_SWAP 0x01
-#define SD_CMD0 0xFDA9
-#define SD_CMD_START 0x40
-#define SD_CMD1 0xFDAA
-#define SD_CMD2 0xFDAB
-#define SD_CMD3 0xFDAC
-#define SD_CMD4 0xFDAD
-#define SD_CMD5 0xFDAE
-#define SD_BYTE_CNT_L 0xFDAF
-#define SD_BYTE_CNT_H 0xFDB0
-#define SD_BLOCK_CNT_L 0xFDB1
-#define SD_BLOCK_CNT_H 0xFDB2
-#define SD_TRANSFER 0xFDB3
-#define SD_TRANSFER_START 0x80
-#define SD_TRANSFER_END 0x40
-#define SD_STAT_IDLE 0x20
-#define SD_TRANSFER_ERR 0x10
-#define SD_TM_NORMAL_WRITE 0x00
-#define SD_TM_AUTO_WRITE_3 0x01
-#define SD_TM_AUTO_WRITE_4 0x02
-#define SD_TM_AUTO_READ_3 0x05
-#define SD_TM_AUTO_READ_4 0x06
-#define SD_TM_CMD_RSP 0x08
-#define SD_TM_AUTO_WRITE_1 0x09
-#define SD_TM_AUTO_WRITE_2 0x0A
-#define SD_TM_NORMAL_READ 0x0C
-#define SD_TM_AUTO_READ_1 0x0D
-#define SD_TM_AUTO_READ_2 0x0E
-#define SD_TM_AUTO_TUNING 0x0F
-#define SD_CMD_STATE 0xFDB5
-#define SD_CMD_IDLE 0x80
-
-#define SD_DATA_STATE 0xFDB6
-#define SD_DATA_IDLE 0x80
-
-#define SRCTL 0xFC13
-
-#define DCM_DRP_CTL 0xFC23
-#define DCM_RESET 0x08
-#define DCM_LOCKED 0x04
-#define DCM_208M 0x00
-#define DCM_TX 0x01
-#define DCM_RX 0x02
-#define DCM_DRP_TRIG 0xFC24
-#define DRP_START 0x80
-#define DRP_DONE 0x40
-#define DCM_DRP_CFG 0xFC25
-#define DRP_WRITE 0x80
-#define DRP_READ 0x00
-#define DCM_WRITE_ADDRESS_50 0x50
-#define DCM_WRITE_ADDRESS_51 0x51
-#define DCM_READ_ADDRESS_00 0x00
-#define DCM_READ_ADDRESS_51 0x51
-#define DCM_DRP_WR_DATA_L 0xFC26
-#define DCM_DRP_WR_DATA_H 0xFC27
-#define DCM_DRP_RD_DATA_L 0xFC28
-#define DCM_DRP_RD_DATA_H 0xFC29
-#define SD_VPCLK0_CTL 0xFC2A
-#define SD_VPCLK1_CTL 0xFC2B
-#define PHASE_SELECT_MASK 0x1F
-#define SD_DCMPS0_CTL 0xFC2C
-#define SD_DCMPS1_CTL 0xFC2D
-#define SD_VPTX_CTL SD_VPCLK0_CTL
-#define SD_VPRX_CTL SD_VPCLK1_CTL
-#define PHASE_CHANGE 0x80
-#define PHASE_NOT_RESET 0x40
-#define SD_DCMPS_TX_CTL SD_DCMPS0_CTL
-#define SD_DCMPS_RX_CTL SD_DCMPS1_CTL
-#define DCMPS_CHANGE 0x80
-#define DCMPS_CHANGE_DONE 0x40
-#define DCMPS_ERROR 0x20
-#define DCMPS_CURRENT_PHASE 0x1F
-#define CARD_CLK_SOURCE 0xFC2E
-#define CRC_FIX_CLK (0x00 << 0)
-#define CRC_VAR_CLK0 (0x01 << 0)
-#define CRC_VAR_CLK1 (0x02 << 0)
-#define SD30_FIX_CLK (0x00 << 2)
-#define SD30_VAR_CLK0 (0x01 << 2)
-#define SD30_VAR_CLK1 (0x02 << 2)
-#define SAMPLE_FIX_CLK (0x00 << 4)
-#define SAMPLE_VAR_CLK0 (0x01 << 4)
-#define SAMPLE_VAR_CLK1 (0x02 << 4)
-#define CARD_PWR_CTL 0xFD50
-#define PMOS_STRG_MASK 0x10
-#define PMOS_STRG_800mA 0x10
-#define PMOS_STRG_400mA 0x00
-#define SD_POWER_OFF 0x03
-#define SD_PARTIAL_POWER_ON 0x01
-#define SD_POWER_ON 0x00
-#define SD_POWER_MASK 0x03
-#define MS_POWER_OFF 0x0C
-#define MS_PARTIAL_POWER_ON 0x04
-#define MS_POWER_ON 0x00
-#define MS_POWER_MASK 0x0C
-#define BPP_POWER_OFF 0x0F
-#define BPP_POWER_5_PERCENT_ON 0x0E
-#define BPP_POWER_10_PERCENT_ON 0x0C
-#define BPP_POWER_15_PERCENT_ON 0x08
-#define BPP_POWER_ON 0x00
-#define BPP_POWER_MASK 0x0F
-#define SD_VCC_PARTIAL_POWER_ON 0x02
-#define SD_VCC_POWER_ON 0x00
-#define CARD_CLK_SWITCH 0xFD51
-#define RTL8411B_PACKAGE_MODE 0xFD51
-#define CARD_SHARE_MODE 0xFD52
-#define CARD_SHARE_MASK 0x0F
-#define CARD_SHARE_MULTI_LUN 0x00
-#define CARD_SHARE_NORMAL 0x00
-#define CARD_SHARE_48_SD 0x04
-#define CARD_SHARE_48_MS 0x08
-#define CARD_SHARE_BAROSSA_SD 0x01
-#define CARD_SHARE_BAROSSA_MS 0x02
-#define CARD_DRIVE_SEL 0xFD53
-#define MS_DRIVE_8mA (0x01 << 6)
-#define MMC_DRIVE_8mA (0x01 << 4)
-#define XD_DRIVE_8mA (0x01 << 2)
-#define GPIO_DRIVE_8mA 0x01
-#define RTS5209_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
- XD_DRIVE_8mA | GPIO_DRIVE_8mA)
-#define RTL8411_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
- XD_DRIVE_8mA)
-#define RTSX_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | GPIO_DRIVE_8mA)
-
-#define CARD_STOP 0xFD54
-#define SPI_STOP 0x01
-#define XD_STOP 0x02
-#define SD_STOP 0x04
-#define MS_STOP 0x08
-#define SPI_CLR_ERR 0x10
-#define XD_CLR_ERR 0x20
-#define SD_CLR_ERR 0x40
-#define MS_CLR_ERR 0x80
-#define CARD_OE 0xFD55
-#define SD_OUTPUT_EN 0x04
-#define MS_OUTPUT_EN 0x08
-#define CARD_AUTO_BLINK 0xFD56
-#define CARD_GPIO_DIR 0xFD57
-#define CARD_GPIO 0xFD58
-#define CARD_DATA_SOURCE 0xFD5B
-#define PINGPONG_BUFFER 0x01
-#define RING_BUFFER 0x00
-#define SD30_CLK_DRIVE_SEL 0xFD5A
-#define DRIVER_TYPE_A 0x05
-#define DRIVER_TYPE_B 0x03
-#define DRIVER_TYPE_C 0x02
-#define DRIVER_TYPE_D 0x01
-#define CARD_SELECT 0xFD5C
-#define SD_MOD_SEL 2
-#define MS_MOD_SEL 3
-#define SD30_DRIVE_SEL 0xFD5E
-#define CFG_DRIVER_TYPE_A 0x02
-#define CFG_DRIVER_TYPE_B 0x03
-#define CFG_DRIVER_TYPE_C 0x01
-#define CFG_DRIVER_TYPE_D 0x00
-#define SD30_CMD_DRIVE_SEL 0xFD5E
-#define SD30_DAT_DRIVE_SEL 0xFD5F
-#define CARD_CLK_EN 0xFD69
-#define SD_CLK_EN 0x04
-#define MS_CLK_EN 0x08
-#define SDIO_CTRL 0xFD6B
-#define CD_PAD_CTL 0xFD73
-#define CD_DISABLE_MASK 0x07
-#define MS_CD_DISABLE 0x04
-#define SD_CD_DISABLE 0x02
-#define XD_CD_DISABLE 0x01
-#define CD_DISABLE 0x07
-#define CD_ENABLE 0x00
-#define MS_CD_EN_ONLY 0x03
-#define SD_CD_EN_ONLY 0x05
-#define XD_CD_EN_ONLY 0x06
-#define FORCE_CD_LOW_MASK 0x38
-#define FORCE_CD_XD_LOW 0x08
-#define FORCE_CD_SD_LOW 0x10
-#define FORCE_CD_MS_LOW 0x20
-#define CD_AUTO_DISABLE 0x40
-#define FPDCTL 0xFC00
-#define SSC_POWER_DOWN 0x01
-#define SD_OC_POWER_DOWN 0x02
-#define ALL_POWER_DOWN 0x07
-#define OC_POWER_DOWN 0x06
-#define PDINFO 0xFC01
-
-#define CLK_CTL 0xFC02
-#define CHANGE_CLK 0x01
-#define CLK_LOW_FREQ 0x01
-
-#define CLK_DIV 0xFC03
-#define CLK_DIV_1 0x01
-#define CLK_DIV_2 0x02
-#define CLK_DIV_4 0x03
-#define CLK_DIV_8 0x04
-#define CLK_SEL 0xFC04
-
-#define SSC_DIV_N_0 0xFC0F
-#define SSC_DIV_N_1 0xFC10
-#define SSC_CTL1 0xFC11
-#define SSC_RSTB 0x80
-#define SSC_8X_EN 0x40
-#define SSC_FIX_FRAC 0x20
-#define SSC_SEL_1M 0x00
-#define SSC_SEL_2M 0x08
-#define SSC_SEL_4M 0x10
-#define SSC_SEL_8M 0x18
-#define SSC_CTL2 0xFC12
-#define SSC_DEPTH_MASK 0x07
-#define SSC_DEPTH_DISALBE 0x00
-#define SSC_DEPTH_4M 0x01
-#define SSC_DEPTH_2M 0x02
-#define SSC_DEPTH_1M 0x03
-#define SSC_DEPTH_500K 0x04
-#define SSC_DEPTH_250K 0x05
-#define RCCTL 0xFC14
-
-#define FPGA_PULL_CTL 0xFC1D
-#define OLT_LED_CTL 0xFC1E
-#define GPIO_CTL 0xFC1F
-
-#define LDO_CTL 0xFC1E
-#define BPP_ASIC_1V7 0x00
-#define BPP_ASIC_1V8 0x01
-#define BPP_ASIC_1V9 0x02
-#define BPP_ASIC_2V0 0x03
-#define BPP_ASIC_2V7 0x04
-#define BPP_ASIC_2V8 0x05
-#define BPP_ASIC_3V2 0x06
-#define BPP_ASIC_3V3 0x07
-#define BPP_REG_TUNED18 0x07
-#define BPP_TUNED18_SHIFT_8402 5
-#define BPP_TUNED18_SHIFT_8411 4
-#define BPP_PAD_MASK 0x04
-#define BPP_PAD_3V3 0x04
-#define BPP_PAD_1V8 0x00
-#define BPP_LDO_POWB 0x03
-#define BPP_LDO_ON 0x00
-#define BPP_LDO_SUSPEND 0x02
-#define BPP_LDO_OFF 0x03
-#define SYS_VER 0xFC32
-
-#define CARD_PULL_CTL1 0xFD60
-#define CARD_PULL_CTL2 0xFD61
-#define CARD_PULL_CTL3 0xFD62
-#define CARD_PULL_CTL4 0xFD63
-#define CARD_PULL_CTL5 0xFD64
-#define CARD_PULL_CTL6 0xFD65
-
-/* PCI Express Related Registers */
-#define IRQEN0 0xFE20
-#define IRQSTAT0 0xFE21
-#define DMA_DONE_INT 0x80
-#define SUSPEND_INT 0x40
-#define LINK_RDY_INT 0x20
-#define LINK_DOWN_INT 0x10
-#define IRQEN1 0xFE22
-#define IRQSTAT1 0xFE23
-#define TLPRIEN 0xFE24
-#define TLPRISTAT 0xFE25
-#define TLPTIEN 0xFE26
-#define TLPTISTAT 0xFE27
-#define DMATC0 0xFE28
-#define DMATC1 0xFE29
-#define DMATC2 0xFE2A
-#define DMATC3 0xFE2B
-#define DMACTL 0xFE2C
-#define DMA_RST 0x80
-#define DMA_BUSY 0x04
-#define DMA_DIR_TO_CARD 0x00
-#define DMA_DIR_FROM_CARD 0x02
-#define DMA_EN 0x01
-#define DMA_128 (0 << 4)
-#define DMA_256 (1 << 4)
-#define DMA_512 (2 << 4)
-#define DMA_1024 (3 << 4)
-#define DMA_PACK_SIZE_MASK 0x30
-#define BCTL 0xFE2D
-#define RBBC0 0xFE2E
-#define RBBC1 0xFE2F
-#define RBDAT 0xFE30
-#define RBCTL 0xFE34
-#define CFGADDR0 0xFE35
-#define CFGADDR1 0xFE36
-#define CFGDATA0 0xFE37
-#define CFGDATA1 0xFE38
-#define CFGDATA2 0xFE39
-#define CFGDATA3 0xFE3A
-#define CFGRWCTL 0xFE3B
-#define PHYRWCTL 0xFE3C
-#define PHYDATA0 0xFE3D
-#define PHYDATA1 0xFE3E
-#define PHYADDR 0xFE3F
-#define MSGRXDATA0 0xFE40
-#define MSGRXDATA1 0xFE41
-#define MSGRXDATA2 0xFE42
-#define MSGRXDATA3 0xFE43
-#define MSGTXDATA0 0xFE44
-#define MSGTXDATA1 0xFE45
-#define MSGTXDATA2 0xFE46
-#define MSGTXDATA3 0xFE47
-#define MSGTXCTL 0xFE48
-#define LTR_CTL 0xFE4A
-#define LTR_TX_EN_MASK BIT(7)
-#define LTR_TX_EN_1 BIT(7)
-#define LTR_TX_EN_0 0
-#define LTR_LATENCY_MODE_MASK BIT(6)
-#define LTR_LATENCY_MODE_HW 0
-#define LTR_LATENCY_MODE_SW BIT(6)
-#define OBFF_CFG 0xFE4C
-
-#define CDRESUMECTL 0xFE52
-#define WAKE_SEL_CTL 0xFE54
-#define PCLK_CTL 0xFE55
-#define PCLK_MODE_SEL 0x20
-#define PME_FORCE_CTL 0xFE56
-
-#define ASPM_FORCE_CTL 0xFE57
-#define FORCE_ASPM_CTL0 0x10
-#define FORCE_ASPM_VAL_MASK 0x03
-#define FORCE_ASPM_L1_EN 0x02
-#define FORCE_ASPM_L0_EN 0x01
-#define FORCE_ASPM_NO_ASPM 0x00
-#define PM_CLK_FORCE_CTL 0xFE58
-#define FUNC_FORCE_CTL 0xFE59
-#define FUNC_FORCE_UPME_XMT_DBG 0x02
-#define PERST_GLITCH_WIDTH 0xFE5C
-#define CHANGE_LINK_STATE 0xFE5B
-#define RESET_LOAD_REG 0xFE5E
-#define EFUSE_CONTENT 0xFE5F
-#define HOST_SLEEP_STATE 0xFE60
-#define HOST_ENTER_S1 1
-#define HOST_ENTER_S3 2
-
-#define SDIO_CFG 0xFE70
-#define PM_EVENT_DEBUG 0xFE71
-#define PME_DEBUG_0 0x08
-#define NFTS_TX_CTRL 0xFE72
-
-#define PWR_GATE_CTRL 0xFE75
-#define PWR_GATE_EN 0x01
-#define LDO3318_PWR_MASK 0x06
-#define LDO_ON 0x00
-#define LDO_SUSPEND 0x04
-#define LDO_OFF 0x06
-#define PWD_SUSPEND_EN 0xFE76
-#define LDO_PWR_SEL 0xFE78
-
-#define L1SUB_CONFIG1 0xFE8D
-#define L1SUB_CONFIG2 0xFE8E
-#define L1SUB_AUTO_CFG 0x02
-#define L1SUB_CONFIG3 0xFE8F
-#define L1OFF_MBIAS2_EN_5250 BIT(7)
-
-#define DUMMY_REG_RESET_0 0xFE90
-
-#define AUTOLOAD_CFG_BASE 0xFF00
-#define PETXCFG 0xFF03
-#define FORCE_CLKREQ_DELINK_MASK BIT(7)
-#define FORCE_CLKREQ_LOW 0x80
-#define FORCE_CLKREQ_HIGH 0x00
-
-#define PM_CTRL1 0xFF44
-#define CD_RESUME_EN_MASK 0xF0
-
-#define PM_CTRL2 0xFF45
-#define PM_CTRL3 0xFF46
-#define SDIO_SEND_PME_EN 0x80
-#define FORCE_RC_MODE_ON 0x40
-#define FORCE_RX50_LINK_ON 0x20
-#define D3_DELINK_MODE_EN 0x10
-#define USE_PESRTB_CTL_DELINK 0x08
-#define DELAY_PIN_WAKE 0x04
-#define RESET_PIN_WAKE 0x02
-#define PM_WAKE_EN 0x01
-#define PM_CTRL4 0xFF47
-
-/* Memory mapping */
-#define SRAM_BASE 0xE600
-#define RBUF_BASE 0xF400
-#define PPBUF_BASE1 0xF800
-#define PPBUF_BASE2 0xFA00
-#define IMAGE_FLAG_ADDR0 0xCE80
-#define IMAGE_FLAG_ADDR1 0xCE81
-
-#define RREF_CFG 0xFF6C
-#define RREF_VBGSEL_MASK 0x38
-#define RREF_VBGSEL_1V25 0x28
-
-#define OOBS_CONFIG 0xFF6E
-#define OOBS_AUTOK_DIS 0x80
-#define OOBS_VAL_MASK 0x1F
-
-#define LDO_DV18_CFG 0xFF70
-#define LDO_DV18_SR_MASK 0xC0
-#define LDO_DV18_SR_DF 0x40
-
-#define LDO_CONFIG2 0xFF71
-#define LDO_D3318_MASK 0x07
-#define LDO_D3318_33V 0x07
-#define LDO_D3318_18V 0x02
-
-#define LDO_VCC_CFG0 0xFF72
-#define LDO_VCC_LMTVTH_MASK 0x30
-#define LDO_VCC_LMTVTH_2A 0x10
-
-#define LDO_VCC_CFG1 0xFF73
-#define LDO_VCC_REF_TUNE_MASK 0x30
-#define LDO_VCC_REF_1V2 0x20
-#define LDO_VCC_TUNE_MASK 0x07
-#define LDO_VCC_1V8 0x04
-#define LDO_VCC_3V3 0x07
-#define LDO_VCC_LMT_EN 0x08
-
-#define LDO_VIO_CFG 0xFF75
-#define LDO_VIO_SR_MASK 0xC0
-#define LDO_VIO_SR_DF 0x40
-#define LDO_VIO_REF_TUNE_MASK 0x30
-#define LDO_VIO_REF_1V2 0x20
-#define LDO_VIO_TUNE_MASK 0x07
-#define LDO_VIO_1V7 0x03
-#define LDO_VIO_1V8 0x04
-#define LDO_VIO_3V3 0x07
-
-#define LDO_DV12S_CFG 0xFF76
-#define LDO_REF12_TUNE_MASK 0x18
-#define LDO_REF12_TUNE_DF 0x10
-#define LDO_D12_TUNE_MASK 0x07
-#define LDO_D12_TUNE_DF 0x04
-
-#define LDO_AV12S_CFG 0xFF77
-#define LDO_AV12S_TUNE_MASK 0x07
-#define LDO_AV12S_TUNE_DF 0x04
-
-#define SD40_LDO_CTL1 0xFE7D
-#define SD40_VIO_TUNE_MASK 0x70
-#define SD40_VIO_TUNE_1V7 0x30
-#define SD_VIO_LDO_1V8 0x40
-#define SD_VIO_LDO_3V3 0x70
-
-/* Phy register */
-#define PHY_PCR 0x00
-#define PHY_PCR_FORCE_CODE 0xB000
-#define PHY_PCR_OOBS_CALI_50 0x0800
-#define PHY_PCR_OOBS_VCM_08 0x0200
-#define PHY_PCR_OOBS_SEN_90 0x0040
-#define PHY_PCR_RSSI_EN 0x0002
-#define PHY_PCR_RX10K 0x0001
-
-#define PHY_RCR0 0x01
-#define PHY_RCR1 0x02
-#define PHY_RCR1_ADP_TIME_4 0x0400
-#define PHY_RCR1_VCO_COARSE 0x001F
-#define PHY_RCR1_INIT_27S 0x0A1F
-#define PHY_SSCCR2 0x02
-#define PHY_SSCCR2_PLL_NCODE 0x0A00
-#define PHY_SSCCR2_TIME0 0x001C
-#define PHY_SSCCR2_TIME2_WIDTH 0x0003
-
-#define PHY_RCR2 0x03
-#define PHY_RCR2_EMPHASE_EN 0x8000
-#define PHY_RCR2_NADJR 0x4000
-#define PHY_RCR2_CDR_SR_2 0x0100
-#define PHY_RCR2_FREQSEL_12 0x0040
-#define PHY_RCR2_CDR_SC_12P 0x0010
-#define PHY_RCR2_CALIB_LATE 0x0002
-#define PHY_RCR2_INIT_27S 0xC152
-#define PHY_SSCCR3 0x03
-#define PHY_SSCCR3_STEP_IN 0x2740
-#define PHY_SSCCR3_CHECK_DELAY 0x0008
-#define _PHY_ANA03 0x03
-#define _PHY_ANA03_TIMER_MAX 0x2700
-#define _PHY_ANA03_OOBS_DEB_EN 0x0040
-#define _PHY_CMU_DEBUG_EN 0x0008
-
-#define PHY_RTCR 0x04
-#define PHY_RDR 0x05
-#define PHY_RDR_RXDSEL_1_9 0x4000
-#define PHY_SSC_AUTO_PWD 0x0600
-#define PHY_TCR0 0x06
-#define PHY_TCR1 0x07
-#define PHY_TUNE 0x08
-#define PHY_TUNE_TUNEREF_1_0 0x4000
-#define PHY_TUNE_VBGSEL_1252 0x0C00
-#define PHY_TUNE_SDBUS_33 0x0200
-#define PHY_TUNE_TUNED18 0x01C0
-#define PHY_TUNE_TUNED12 0X0020
-#define PHY_TUNE_TUNEA12 0x0004
-#define PHY_TUNE_VOLTAGE_MASK 0xFC3F
-#define PHY_TUNE_VOLTAGE_3V3 0x03C0
-#define PHY_TUNE_D18_1V8 0x0100
-#define PHY_TUNE_D18_1V7 0x0080
-#define PHY_ANA08 0x08
-#define PHY_ANA08_RX_EQ_DCGAIN 0x5000
-#define PHY_ANA08_SEL_RX_EN 0x0400
-#define PHY_ANA08_RX_EQ_VAL 0x03C0
-#define PHY_ANA08_SCP 0x0020
-#define PHY_ANA08_SEL_IPI 0x0004
-
-#define PHY_IMR 0x09
-#define PHY_BPCR 0x0A
-#define PHY_BPCR_IBRXSEL 0x0400
-#define PHY_BPCR_IBTXSEL 0x0100
-#define PHY_BPCR_IB_FILTER 0x0080
-#define PHY_BPCR_CMIRROR_EN 0x0040
-
-#define PHY_BIST 0x0B
-#define PHY_RAW_L 0x0C
-#define PHY_RAW_H 0x0D
-#define PHY_RAW_DATA 0x0E
-#define PHY_HOST_CLK_CTRL 0x0F
-#define PHY_DMR 0x10
-#define PHY_BACR 0x11
-#define PHY_BACR_BASIC_MASK 0xFFF3
-#define PHY_IER 0x12
-#define PHY_BCSR 0x13
-#define PHY_BPR 0x14
-#define PHY_BPNR2 0x15
-#define PHY_BPNR 0x16
-#define PHY_BRNR2 0x17
-#define PHY_BENR 0x18
-#define PHY_REV 0x19
-#define PHY_REV_RESV 0xE000
-#define PHY_REV_RXIDLE_LATCHED 0x1000
-#define PHY_REV_P1_EN 0x0800
-#define PHY_REV_RXIDLE_EN 0x0400
-#define PHY_REV_CLKREQ_TX_EN 0x0200
-#define PHY_REV_CLKREQ_RX_EN 0x0100
-#define PHY_REV_CLKREQ_DT_1_0 0x0040
-#define PHY_REV_STOP_CLKRD 0x0020
-#define PHY_REV_RX_PWST 0x0008
-#define PHY_REV_STOP_CLKWR 0x0004
-#define _PHY_REV0 0x19
-#define _PHY_REV0_FILTER_OUT 0x3800
-#define _PHY_REV0_CDR_BYPASS_PFD 0x0100
-#define _PHY_REV0_CDR_RX_IDLE_BYPASS 0x0002
-
-#define PHY_FLD0 0x1A
-#define PHY_ANA1A 0x1A
-#define PHY_ANA1A_TXR_LOOPBACK 0x2000
-#define PHY_ANA1A_RXT_BIST 0x0500
-#define PHY_ANA1A_TXR_BIST 0x0040
-#define PHY_ANA1A_REV 0x0006
-#define PHY_FLD0_INIT_27S 0x2546
-#define PHY_FLD1 0x1B
-#define PHY_FLD2 0x1C
-#define PHY_FLD3 0x1D
-#define PHY_FLD3_TIMER_4 0x0800
-#define PHY_FLD3_TIMER_6 0x0020
-#define PHY_FLD3_RXDELINK 0x0004
-#define PHY_FLD3_INIT_27S 0x0004
-#define PHY_ANA1D 0x1D
-#define PHY_ANA1D_DEBUG_ADDR 0x0004
-#define _PHY_FLD0 0x1D
-#define _PHY_FLD0_CLK_REQ_20C 0x8000
-#define _PHY_FLD0_RX_IDLE_EN 0x1000
-#define _PHY_FLD0_BIT_ERR_RSTN 0x0800
-#define _PHY_FLD0_BER_COUNT 0x01E0
-#define _PHY_FLD0_BER_TIMER 0x001E
-#define _PHY_FLD0_CHECK_EN 0x0001
-
-#define PHY_FLD4 0x1E
-#define PHY_FLD4_FLDEN_SEL 0x4000
-#define PHY_FLD4_REQ_REF 0x2000
-#define PHY_FLD4_RXAMP_OFF 0x1000
-#define PHY_FLD4_REQ_ADDA 0x0800
-#define PHY_FLD4_BER_COUNT 0x00E0
-#define PHY_FLD4_BER_TIMER 0x000A
-#define PHY_FLD4_BER_CHK_EN 0x0001
-#define PHY_FLD4_INIT_27S 0x5C7F
-#define PHY_DIG1E 0x1E
-#define PHY_DIG1E_REV 0x4000
-#define PHY_DIG1E_D0_X_D1 0x1000
-#define PHY_DIG1E_RX_ON_HOST 0x0800
-#define PHY_DIG1E_RCLK_REF_HOST 0x0400
-#define PHY_DIG1E_RCLK_TX_EN_KEEP 0x0040
-#define PHY_DIG1E_RCLK_TX_TERM_KEEP 0x0020
-#define PHY_DIG1E_RCLK_RX_EIDLE_ON 0x0010
-#define PHY_DIG1E_TX_TERM_KEEP 0x0008
-#define PHY_DIG1E_RX_TERM_KEEP 0x0004
-#define PHY_DIG1E_TX_EN_KEEP 0x0002
-#define PHY_DIG1E_RX_EN_KEEP 0x0001
-#define PHY_DUM_REG 0x1F
-
-#define PCR_ASPM_SETTING_REG1 0x160
-#define PCR_ASPM_SETTING_REG2 0x168
-
-#define PCR_SETTING_REG1 0x724
-#define PCR_SETTING_REG2 0x814
-#define PCR_SETTING_REG3 0x747
-
-#define rtsx_pci_init_cmd(pcr) ((pcr)->ci = 0)
-
-#define RTS5227_DEVICE_ID 0x5227
-#define RTS_MAX_TIMES_FREQ_REDUCTION 8
-
-struct rtsx_pcr;
-
-struct pcr_handle {
- struct rtsx_pcr *pcr;
-};
-
-struct pcr_ops {
- int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
- int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
- int (*extra_init_hw)(struct rtsx_pcr *pcr);
- int (*optimize_phy)(struct rtsx_pcr *pcr);
- int (*turn_on_led)(struct rtsx_pcr *pcr);
- int (*turn_off_led)(struct rtsx_pcr *pcr);
- int (*enable_auto_blink)(struct rtsx_pcr *pcr);
- int (*disable_auto_blink)(struct rtsx_pcr *pcr);
- int (*card_power_on)(struct rtsx_pcr *pcr, int card);
- int (*card_power_off)(struct rtsx_pcr *pcr, int card);
- int (*switch_output_voltage)(struct rtsx_pcr *pcr,
- u8 voltage);
- unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
- int (*conv_clk_and_div_n)(int clk, int dir);
- void (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
- void (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
-
- void (*set_aspm)(struct rtsx_pcr *pcr, bool enable);
- int (*set_ltr_latency)(struct rtsx_pcr *pcr, u32 latency);
- int (*set_l1off_sub)(struct rtsx_pcr *pcr, u8 val);
- void (*set_l1off_cfg_sub_d0)(struct rtsx_pcr *pcr, int active);
- void (*full_on)(struct rtsx_pcr *pcr);
- void (*power_saving)(struct rtsx_pcr *pcr);
-};
-
-enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
-
-#define ASPM_L1_1_EN_MASK BIT(3)
-#define ASPM_L1_2_EN_MASK BIT(2)
-#define PM_L1_1_EN_MASK BIT(1)
-#define PM_L1_2_EN_MASK BIT(0)
-
-#define ASPM_L1_1_EN BIT(0)
-#define ASPM_L1_2_EN BIT(1)
-#define PM_L1_1_EN BIT(2)
-#define PM_L1_2_EN BIT(3)
-#define LTR_L1SS_PWR_GATE_EN BIT(4)
-#define L1_SNOOZE_TEST_EN BIT(5)
-#define LTR_L1SS_PWR_GATE_CHECK_CARD_EN BIT(6)
-
-enum dev_aspm_mode {
- DEV_ASPM_DYNAMIC,
- DEV_ASPM_BACKDOOR,
- DEV_ASPM_STATIC,
- DEV_ASPM_DISABLE,
-};
-
-/*
- * struct rtsx_cr_option - card reader option
- * @dev_flags: device flags
- * @force_clkreq_0: force clock request
- * @ltr_en: enable ltr mode flag
- * @ltr_enabled: ltr mode in configure space flag
- * @ltr_active: ltr mode status
- * @ltr_active_latency: ltr mode active latency
- * @ltr_idle_latency: ltr mode idle latency
- * @ltr_l1off_latency: ltr mode l1off latency
- * @dev_aspm_mode: device aspm mode
- * @l1_snooze_delay: l1 snooze delay
- * @ltr_l1off_sspwrgate: ltr l1off sspwrgate
- * @ltr_l1off_snooze_sspwrgate: ltr l1off snooze sspwrgate
- */
-struct rtsx_cr_option {
- u32 dev_flags;
- bool force_clkreq_0;
- bool ltr_en;
- bool ltr_enabled;
- bool ltr_active;
- u32 ltr_active_latency;
- u32 ltr_idle_latency;
- u32 ltr_l1off_latency;
- enum dev_aspm_mode dev_aspm_mode;
- u32 l1_snooze_delay;
- u8 ltr_l1off_sspwrgate;
- u8 ltr_l1off_snooze_sspwrgate;
-};
-
-#define rtsx_set_dev_flag(cr, flag) \
- ((cr)->option.dev_flags |= (flag))
-#define rtsx_clear_dev_flag(cr, flag) \
- ((cr)->option.dev_flags &= ~(flag))
-#define rtsx_check_dev_flag(cr, flag) \
- ((cr)->option.dev_flags & (flag))
-
-struct rtsx_pcr {
- struct pci_dev *pci;
- unsigned int id;
- int pcie_cap;
- struct rtsx_cr_option option;
-
- /* pci resources */
- unsigned long addr;
- void __iomem *remap_addr;
- int irq;
-
- /* host reserved buffer */
- void *rtsx_resv_buf;
- dma_addr_t rtsx_resv_buf_addr;
-
- void *host_cmds_ptr;
- dma_addr_t host_cmds_addr;
- int ci;
-
- void *host_sg_tbl_ptr;
- dma_addr_t host_sg_tbl_addr;
- int sgi;
-
- u32 bier;
- char trans_result;
-
- unsigned int card_inserted;
- unsigned int card_removed;
- unsigned int card_exist;
-
- struct delayed_work carddet_work;
- struct delayed_work idle_work;
-
- spinlock_t lock;
- struct mutex pcr_mutex;
- struct completion *done;
- struct completion *finish_me;
-
- unsigned int cur_clock;
- bool remove_pci;
- bool msi_en;
-
-#define EXTRA_CAPS_SD_SDR50 (1 << 0)
-#define EXTRA_CAPS_SD_SDR104 (1 << 1)
-#define EXTRA_CAPS_SD_DDR50 (1 << 2)
-#define EXTRA_CAPS_MMC_HSDDR (1 << 3)
-#define EXTRA_CAPS_MMC_HS200 (1 << 4)
-#define EXTRA_CAPS_MMC_8BIT (1 << 5)
- u32 extra_caps;
-
-#define IC_VER_A 0
-#define IC_VER_B 1
-#define IC_VER_C 2
-#define IC_VER_D 3
- u8 ic_version;
-
- u8 sd30_drive_sel_1v8;
- u8 sd30_drive_sel_3v3;
- u8 card_drive_sel;
-#define ASPM_L1_EN 0x02
- u8 aspm_en;
- bool aspm_enabled;
-
-#define PCR_MS_PMOS (1 << 0)
-#define PCR_REVERSE_SOCKET (1 << 1)
- u32 flags;
-
- u32 tx_initial_phase;
- u32 rx_initial_phase;
-
- const u32 *sd_pull_ctl_enable_tbl;
- const u32 *sd_pull_ctl_disable_tbl;
- const u32 *ms_pull_ctl_enable_tbl;
- const u32 *ms_pull_ctl_disable_tbl;
-
- const struct pcr_ops *ops;
- enum PDEV_STAT state;
-
- u16 reg_pm_ctrl3;
-
- int num_slots;
- struct rtsx_slot *slots;
-
- u8 dma_error_count;
-};
-
-#define PID_524A 0x524A
-#define PID_5249 0x5249
-#define PID_5250 0x5250
-#define PID_525A 0x525A
-
-#define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
-#define PCI_VID(pcr) ((pcr)->pci->vendor)
-#define PCI_PID(pcr) ((pcr)->pci->device)
-#define is_version(pcr, pid, ver) \
- (CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
-#define pcr_dbg(pcr, fmt, arg...) \
- dev_dbg(&(pcr)->pci->dev, fmt, ##arg)
-
-#define SDR104_PHASE(val) ((val) & 0xFF)
-#define SDR50_PHASE(val) (((val) >> 8) & 0xFF)
-#define DDR50_PHASE(val) (((val) >> 16) & 0xFF)
-#define SDR104_TX_PHASE(pcr) SDR104_PHASE((pcr)->tx_initial_phase)
-#define SDR50_TX_PHASE(pcr) SDR50_PHASE((pcr)->tx_initial_phase)
-#define DDR50_TX_PHASE(pcr) DDR50_PHASE((pcr)->tx_initial_phase)
-#define SDR104_RX_PHASE(pcr) SDR104_PHASE((pcr)->rx_initial_phase)
-#define SDR50_RX_PHASE(pcr) SDR50_PHASE((pcr)->rx_initial_phase)
-#define DDR50_RX_PHASE(pcr) DDR50_PHASE((pcr)->rx_initial_phase)
-#define SET_CLOCK_PHASE(sdr104, sdr50, ddr50) \
- (((ddr50) << 16) | ((sdr50) << 8) | (sdr104))
-
-void rtsx_pci_start_run(struct rtsx_pcr *pcr);
-int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
-int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
-int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
-int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
-void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
-void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
- u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
-void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
-int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
-int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read, int timeout);
-int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read);
-void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int num_sg, bool read);
-int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
- int count, bool read, int timeout);
-int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
-int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
-int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
-int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
-int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
- u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
-int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
-int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
-int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
-int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
-unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
-void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
-
-static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
-{
- return (u8 *)(pcr->host_cmds_ptr);
-}
-
-static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
- u8 mask, u8 append)
-{
- int err;
- u8 val;
-
- err = pci_read_config_byte(pcr->pci, addr, &val);
- if (err < 0)
- return err;
- return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
-}
-
-static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
-{
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
-}
-
-static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
- u16 mask, u16 append)
-{
- int err;
- u16 val;
-
- err = rtsx_pci_read_phy_register(pcr, addr, &val);
- if (err < 0)
- return err;
-
- return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
-}
-
-#endif
+++ /dev/null
-/* Driver for Realtek RTS5139 USB card reader
- *
- * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- * Roger Tseng <rogerable@realtek.com>
- */
-
-#ifndef __RTSX_USB_H
-#define __RTSX_USB_H
-
-#include <linux/usb.h>
-
-/* related module names */
-#define RTSX_USB_SD_CARD 0
-#define RTSX_USB_MS_CARD 1
-
-/* endpoint numbers */
-#define EP_BULK_OUT 1
-#define EP_BULK_IN 2
-#define EP_INTR_IN 3
-
-/* USB vendor requests */
-#define RTSX_USB_REQ_REG_OP 0x00
-#define RTSX_USB_REQ_POLL 0x02
-
-/* miscellaneous parameters */
-#define MIN_DIV_N 60
-#define MAX_DIV_N 120
-
-#define MAX_PHASE 15
-#define RX_TUNING_CNT 3
-
-#define QFN24 0
-#define LQFP48 1
-#define CHECK_PKG(ucr, pkg) ((ucr)->package == (pkg))
-
-/* data structures */
-struct rtsx_ucr {
- u16 vendor_id;
- u16 product_id;
-
- int package;
- u8 ic_version;
- bool is_rts5179;
-
- unsigned int cur_clk;
-
- u8 *cmd_buf;
- unsigned int cmd_idx;
- u8 *rsp_buf;
-
- struct usb_device *pusb_dev;
- struct usb_interface *pusb_intf;
- struct usb_sg_request current_sg;
- unsigned char *iobuf;
- dma_addr_t iobuf_dma;
-
- struct timer_list sg_timer;
- struct mutex dev_mutex;
-};
-
-/* buffer size */
-#define IOBUF_SIZE 1024
-
-/* prototypes of exported functions */
-extern int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status);
-
-extern int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data);
-extern int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
- u8 data);
-
-extern int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
- u8 data);
-extern int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr,
- u8 *data);
-
-extern void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type,
- u16 reg_addr, u8 mask, u8 data);
-extern int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout);
-extern int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout);
-extern int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
- void *buf, unsigned int len, int use_sg,
- unsigned int *act_len, int timeout);
-
-extern int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
-extern int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
-extern int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
- u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
-extern int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card);
-
-/* card status */
-#define SD_CD 0x01
-#define MS_CD 0x02
-#define XD_CD 0x04
-#define CD_MASK (SD_CD | MS_CD | XD_CD)
-#define SD_WP 0x08
-
-/* reader command field offset & parameters */
-#define READ_REG_CMD 0
-#define WRITE_REG_CMD 1
-#define CHECK_REG_CMD 2
-
-#define PACKET_TYPE 4
-#define CNT_H 5
-#define CNT_L 6
-#define STAGE_FLAG 7
-#define CMD_OFFSET 8
-#define SEQ_WRITE_DATA_OFFSET 12
-
-#define BATCH_CMD 0
-#define SEQ_READ 1
-#define SEQ_WRITE 2
-
-#define STAGE_R 0x01
-#define STAGE_DI 0x02
-#define STAGE_DO 0x04
-#define STAGE_MS_STATUS 0x08
-#define STAGE_XD_STATUS 0x10
-#define MODE_C 0x00
-#define MODE_CR (STAGE_R)
-#define MODE_CDIR (STAGE_R | STAGE_DI)
-#define MODE_CDOR (STAGE_R | STAGE_DO)
-
-#define EP0_OP_SHIFT 14
-#define EP0_READ_REG_CMD 2
-#define EP0_WRITE_REG_CMD 3
-
-#define rtsx_usb_cmd_hdr_tag(ucr) \
- do { \
- ucr->cmd_buf[0] = 'R'; \
- ucr->cmd_buf[1] = 'T'; \
- ucr->cmd_buf[2] = 'C'; \
- ucr->cmd_buf[3] = 'R'; \
- } while (0)
-
-static inline void rtsx_usb_init_cmd(struct rtsx_ucr *ucr)
-{
- rtsx_usb_cmd_hdr_tag(ucr);
- ucr->cmd_idx = 0;
- ucr->cmd_buf[PACKET_TYPE] = BATCH_CMD;
-}
-
-/* internal register address */
-#define FPDCTL 0xFC00
-#define SSC_DIV_N_0 0xFC07
-#define SSC_CTL1 0xFC09
-#define SSC_CTL2 0xFC0A
-#define CFG_MODE 0xFC0E
-#define CFG_MODE_1 0xFC0F
-#define RCCTL 0xFC14
-#define SOF_WDOG 0xFC28
-#define SYS_DUMMY0 0xFC30
-
-#define MS_BLKEND 0xFD30
-#define MS_READ_START 0xFD31
-#define MS_READ_COUNT 0xFD32
-#define MS_WRITE_START 0xFD33
-#define MS_WRITE_COUNT 0xFD34
-#define MS_COMMAND 0xFD35
-#define MS_OLD_BLOCK_0 0xFD36
-#define MS_OLD_BLOCK_1 0xFD37
-#define MS_NEW_BLOCK_0 0xFD38
-#define MS_NEW_BLOCK_1 0xFD39
-#define MS_LOG_BLOCK_0 0xFD3A
-#define MS_LOG_BLOCK_1 0xFD3B
-#define MS_BUS_WIDTH 0xFD3C
-#define MS_PAGE_START 0xFD3D
-#define MS_PAGE_LENGTH 0xFD3E
-#define MS_CFG 0xFD40
-#define MS_TPC 0xFD41
-#define MS_TRANS_CFG 0xFD42
-#define MS_TRANSFER 0xFD43
-#define MS_INT_REG 0xFD44
-#define MS_BYTE_CNT 0xFD45
-#define MS_SECTOR_CNT_L 0xFD46
-#define MS_SECTOR_CNT_H 0xFD47
-#define MS_DBUS_H 0xFD48
-
-#define CARD_DMA1_CTL 0xFD5C
-#define CARD_PULL_CTL1 0xFD60
-#define CARD_PULL_CTL2 0xFD61
-#define CARD_PULL_CTL3 0xFD62
-#define CARD_PULL_CTL4 0xFD63
-#define CARD_PULL_CTL5 0xFD64
-#define CARD_PULL_CTL6 0xFD65
-#define CARD_EXIST 0xFD6F
-#define CARD_INT_PEND 0xFD71
-
-#define LDO_POWER_CFG 0xFD7B
-
-#define SD_CFG1 0xFDA0
-#define SD_CFG2 0xFDA1
-#define SD_CFG3 0xFDA2
-#define SD_STAT1 0xFDA3
-#define SD_STAT2 0xFDA4
-#define SD_BUS_STAT 0xFDA5
-#define SD_PAD_CTL 0xFDA6
-#define SD_SAMPLE_POINT_CTL 0xFDA7
-#define SD_PUSH_POINT_CTL 0xFDA8
-#define SD_CMD0 0xFDA9
-#define SD_CMD1 0xFDAA
-#define SD_CMD2 0xFDAB
-#define SD_CMD3 0xFDAC
-#define SD_CMD4 0xFDAD
-#define SD_CMD5 0xFDAE
-#define SD_BYTE_CNT_L 0xFDAF
-#define SD_BYTE_CNT_H 0xFDB0
-#define SD_BLOCK_CNT_L 0xFDB1
-#define SD_BLOCK_CNT_H 0xFDB2
-#define SD_TRANSFER 0xFDB3
-#define SD_CMD_STATE 0xFDB5
-#define SD_DATA_STATE 0xFDB6
-#define SD_VPCLK0_CTL 0xFC2A
-#define SD_VPCLK1_CTL 0xFC2B
-#define SD_DCMPS0_CTL 0xFC2C
-#define SD_DCMPS1_CTL 0xFC2D
-
-#define CARD_DMA1_CTL 0xFD5C
-
-#define HW_VERSION 0xFC01
-
-#define SSC_CLK_FPGA_SEL 0xFC02
-#define CLK_DIV 0xFC03
-#define SFSM_ED 0xFC04
-
-#define CD_DEGLITCH_WIDTH 0xFC20
-#define CD_DEGLITCH_EN 0xFC21
-#define AUTO_DELINK_EN 0xFC23
-
-#define FPGA_PULL_CTL 0xFC1D
-#define CARD_CLK_SOURCE 0xFC2E
-
-#define CARD_SHARE_MODE 0xFD51
-#define CARD_DRIVE_SEL 0xFD52
-#define CARD_STOP 0xFD53
-#define CARD_OE 0xFD54
-#define CARD_AUTO_BLINK 0xFD55
-#define CARD_GPIO 0xFD56
-#define SD30_DRIVE_SEL 0xFD57
-
-#define CARD_DATA_SOURCE 0xFD5D
-#define CARD_SELECT 0xFD5E
-
-#define CARD_CLK_EN 0xFD79
-#define CARD_PWR_CTL 0xFD7A
-
-#define OCPCTL 0xFD80
-#define OCPPARA1 0xFD81
-#define OCPPARA2 0xFD82
-#define OCPSTAT 0xFD83
-
-#define HS_USB_STAT 0xFE01
-#define HS_VCONTROL 0xFE26
-#define HS_VSTAIN 0xFE27
-#define HS_VLOADM 0xFE28
-#define HS_VSTAOUT 0xFE29
-
-#define MC_IRQ 0xFF00
-#define MC_IRQEN 0xFF01
-#define MC_FIFO_CTL 0xFF02
-#define MC_FIFO_BC0 0xFF03
-#define MC_FIFO_BC1 0xFF04
-#define MC_FIFO_STAT 0xFF05
-#define MC_FIFO_MODE 0xFF06
-#define MC_FIFO_RD_PTR0 0xFF07
-#define MC_FIFO_RD_PTR1 0xFF08
-#define MC_DMA_CTL 0xFF10
-#define MC_DMA_TC0 0xFF11
-#define MC_DMA_TC1 0xFF12
-#define MC_DMA_TC2 0xFF13
-#define MC_DMA_TC3 0xFF14
-#define MC_DMA_RST 0xFF15
-
-#define RBUF_SIZE_MASK 0xFBFF
-#define RBUF_BASE 0xF000
-#define PPBUF_BASE1 0xF800
-#define PPBUF_BASE2 0xFA00
-
-/* internal register value macros */
-#define POWER_OFF 0x03
-#define PARTIAL_POWER_ON 0x02
-#define POWER_ON 0x00
-#define POWER_MASK 0x03
-#define LDO3318_PWR_MASK 0x0C
-#define LDO_ON 0x00
-#define LDO_SUSPEND 0x08
-#define LDO_OFF 0x0C
-#define DV3318_AUTO_PWR_OFF 0x10
-#define FORCE_LDO_POWERB 0x60
-
-/* LDO_POWER_CFG */
-#define TUNE_SD18_MASK 0x1C
-#define TUNE_SD18_1V7 0x00
-#define TUNE_SD18_1V8 (0x01 << 2)
-#define TUNE_SD18_1V9 (0x02 << 2)
-#define TUNE_SD18_2V0 (0x03 << 2)
-#define TUNE_SD18_2V7 (0x04 << 2)
-#define TUNE_SD18_2V8 (0x05 << 2)
-#define TUNE_SD18_2V9 (0x06 << 2)
-#define TUNE_SD18_3V3 (0x07 << 2)
-
-/* CLK_DIV */
-#define CLK_CHANGE 0x80
-#define CLK_DIV_1 0x00
-#define CLK_DIV_2 0x01
-#define CLK_DIV_4 0x02
-#define CLK_DIV_8 0x03
-
-#define SSC_POWER_MASK 0x01
-#define SSC_POWER_DOWN 0x01
-#define SSC_POWER_ON 0x00
-
-#define FPGA_VER 0x80
-#define HW_VER_MASK 0x0F
-
-#define EXTEND_DMA1_ASYNC_SIGNAL 0x02
-
-/* CFG_MODE*/
-#define XTAL_FREE 0x80
-#define CLK_MODE_MASK 0x03
-#define CLK_MODE_12M_XTAL 0x00
-#define CLK_MODE_NON_XTAL 0x01
-#define CLK_MODE_24M_OSC 0x02
-#define CLK_MODE_48M_OSC 0x03
-
-/* CFG_MODE_1*/
-#define RTS5179 0x02
-
-#define NYET_EN 0x01
-#define NYET_MSAK 0x01
-
-#define SD30_DRIVE_MASK 0x07
-#define SD20_DRIVE_MASK 0x03
-
-#define DISABLE_SD_CD 0x08
-#define DISABLE_MS_CD 0x10
-#define DISABLE_XD_CD 0x20
-#define SD_CD_DEGLITCH_EN 0x01
-#define MS_CD_DEGLITCH_EN 0x02
-#define XD_CD_DEGLITCH_EN 0x04
-
-#define CARD_SHARE_LQFP48 0x04
-#define CARD_SHARE_QFN24 0x00
-#define CARD_SHARE_LQFP_SEL 0x04
-#define CARD_SHARE_XD 0x00
-#define CARD_SHARE_SD 0x01
-#define CARD_SHARE_MS 0x02
-#define CARD_SHARE_MASK 0x03
-
-
-/* SD30_DRIVE_SEL */
-#define DRIVER_TYPE_A 0x05
-#define DRIVER_TYPE_B 0x03
-#define DRIVER_TYPE_C 0x02
-#define DRIVER_TYPE_D 0x01
-
-/* SD_BUS_STAT */
-#define SD_CLK_TOGGLE_EN 0x80
-#define SD_CLK_FORCE_STOP 0x40
-#define SD_DAT3_STATUS 0x10
-#define SD_DAT2_STATUS 0x08
-#define SD_DAT1_STATUS 0x04
-#define SD_DAT0_STATUS 0x02
-#define SD_CMD_STATUS 0x01
-
-/* SD_PAD_CTL */
-#define SD_IO_USING_1V8 0x80
-#define SD_IO_USING_3V3 0x7F
-#define TYPE_A_DRIVING 0x00
-#define TYPE_B_DRIVING 0x01
-#define TYPE_C_DRIVING 0x02
-#define TYPE_D_DRIVING 0x03
-
-/* CARD_CLK_EN */
-#define SD_CLK_EN 0x04
-#define MS_CLK_EN 0x08
-
-/* CARD_SELECT */
-#define SD_MOD_SEL 2
-#define MS_MOD_SEL 3
-
-/* CARD_SHARE_MODE */
-#define CARD_SHARE_LQFP48 0x04
-#define CARD_SHARE_QFN24 0x00
-#define CARD_SHARE_LQFP_SEL 0x04
-#define CARD_SHARE_XD 0x00
-#define CARD_SHARE_SD 0x01
-#define CARD_SHARE_MS 0x02
-#define CARD_SHARE_MASK 0x03
-
-/* SSC_CTL1 */
-#define SSC_RSTB 0x80
-#define SSC_8X_EN 0x40
-#define SSC_FIX_FRAC 0x20
-#define SSC_SEL_1M 0x00
-#define SSC_SEL_2M 0x08
-#define SSC_SEL_4M 0x10
-#define SSC_SEL_8M 0x18
-
-/* SSC_CTL2 */
-#define SSC_DEPTH_MASK 0x03
-#define SSC_DEPTH_DISALBE 0x00
-#define SSC_DEPTH_2M 0x01
-#define SSC_DEPTH_1M 0x02
-#define SSC_DEPTH_512K 0x03
-
-/* SD_VPCLK0_CTL */
-#define PHASE_CHANGE 0x80
-#define PHASE_NOT_RESET 0x40
-
-/* SD_TRANSFER */
-#define SD_TRANSFER_START 0x80
-#define SD_TRANSFER_END 0x40
-#define SD_STAT_IDLE 0x20
-#define SD_TRANSFER_ERR 0x10
-#define SD_TM_NORMAL_WRITE 0x00
-#define SD_TM_AUTO_WRITE_3 0x01
-#define SD_TM_AUTO_WRITE_4 0x02
-#define SD_TM_AUTO_READ_3 0x05
-#define SD_TM_AUTO_READ_4 0x06
-#define SD_TM_CMD_RSP 0x08
-#define SD_TM_AUTO_WRITE_1 0x09
-#define SD_TM_AUTO_WRITE_2 0x0A
-#define SD_TM_NORMAL_READ 0x0C
-#define SD_TM_AUTO_READ_1 0x0D
-#define SD_TM_AUTO_READ_2 0x0E
-#define SD_TM_AUTO_TUNING 0x0F
-
-/* SD_CFG1 */
-#define SD_CLK_DIVIDE_0 0x00
-#define SD_CLK_DIVIDE_256 0xC0
-#define SD_CLK_DIVIDE_128 0x80
-#define SD_CLK_DIVIDE_MASK 0xC0
-#define SD_BUS_WIDTH_1BIT 0x00
-#define SD_BUS_WIDTH_4BIT 0x01
-#define SD_BUS_WIDTH_8BIT 0x02
-#define SD_ASYNC_FIFO_RST 0x10
-#define SD_20_MODE 0x00
-#define SD_DDR_MODE 0x04
-#define SD_30_MODE 0x08
-
-/* SD_CFG2 */
-#define SD_CALCULATE_CRC7 0x00
-#define SD_NO_CALCULATE_CRC7 0x80
-#define SD_CHECK_CRC16 0x00
-#define SD_NO_CHECK_CRC16 0x40
-#define SD_WAIT_CRC_TO_EN 0x20
-#define SD_WAIT_BUSY_END 0x08
-#define SD_NO_WAIT_BUSY_END 0x00
-#define SD_CHECK_CRC7 0x00
-#define SD_NO_CHECK_CRC7 0x04
-#define SD_RSP_LEN_0 0x00
-#define SD_RSP_LEN_6 0x01
-#define SD_RSP_LEN_17 0x02
-#define SD_RSP_TYPE_R0 0x04
-#define SD_RSP_TYPE_R1 0x01
-#define SD_RSP_TYPE_R1b 0x09
-#define SD_RSP_TYPE_R2 0x02
-#define SD_RSP_TYPE_R3 0x05
-#define SD_RSP_TYPE_R4 0x05
-#define SD_RSP_TYPE_R5 0x01
-#define SD_RSP_TYPE_R6 0x01
-#define SD_RSP_TYPE_R7 0x01
-
-/* SD_STAT1 */
-#define SD_CRC7_ERR 0x80
-#define SD_CRC16_ERR 0x40
-#define SD_CRC_WRITE_ERR 0x20
-#define SD_CRC_WRITE_ERR_MASK 0x1C
-#define GET_CRC_TIME_OUT 0x02
-#define SD_TUNING_COMPARE_ERR 0x01
-
-/* SD_DATA_STATE */
-#define SD_DATA_IDLE 0x80
-
-/* CARD_DATA_SOURCE */
-#define PINGPONG_BUFFER 0x01
-#define RING_BUFFER 0x00
-
-/* CARD_OE */
-#define SD_OUTPUT_EN 0x04
-#define MS_OUTPUT_EN 0x08
-
-/* CARD_STOP */
-#define SD_STOP 0x04
-#define MS_STOP 0x08
-#define SD_CLR_ERR 0x40
-#define MS_CLR_ERR 0x80
-
-/* CARD_CLK_SOURCE */
-#define CRC_FIX_CLK (0x00 << 0)
-#define CRC_VAR_CLK0 (0x01 << 0)
-#define CRC_VAR_CLK1 (0x02 << 0)
-#define SD30_FIX_CLK (0x00 << 2)
-#define SD30_VAR_CLK0 (0x01 << 2)
-#define SD30_VAR_CLK1 (0x02 << 2)
-#define SAMPLE_FIX_CLK (0x00 << 4)
-#define SAMPLE_VAR_CLK0 (0x01 << 4)
-#define SAMPLE_VAR_CLK1 (0x02 << 4)
-
-/* SD_SAMPLE_POINT_CTL */
-#define DDR_FIX_RX_DAT 0x00
-#define DDR_VAR_RX_DAT 0x80
-#define DDR_FIX_RX_DAT_EDGE 0x00
-#define DDR_FIX_RX_DAT_14_DELAY 0x40
-#define DDR_FIX_RX_CMD 0x00
-#define DDR_VAR_RX_CMD 0x20
-#define DDR_FIX_RX_CMD_POS_EDGE 0x00
-#define DDR_FIX_RX_CMD_14_DELAY 0x10
-#define SD20_RX_POS_EDGE 0x00
-#define SD20_RX_14_DELAY 0x08
-#define SD20_RX_SEL_MASK 0x08
-
-/* SD_PUSH_POINT_CTL */
-#define DDR_FIX_TX_CMD_DAT 0x00
-#define DDR_VAR_TX_CMD_DAT 0x80
-#define DDR_FIX_TX_DAT_14_TSU 0x00
-#define DDR_FIX_TX_DAT_12_TSU 0x40
-#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
-#define DDR_FIX_TX_CMD_14_AHEAD 0x20
-#define SD20_TX_NEG_EDGE 0x00
-#define SD20_TX_14_AHEAD 0x10
-#define SD20_TX_SEL_MASK 0x10
-#define DDR_VAR_SDCLK_POL_SWAP 0x01
-
-/* MS_CFG */
-#define SAMPLE_TIME_RISING 0x00
-#define SAMPLE_TIME_FALLING 0x80
-#define PUSH_TIME_DEFAULT 0x00
-#define PUSH_TIME_ODD 0x40
-#define NO_EXTEND_TOGGLE 0x00
-#define EXTEND_TOGGLE_CHK 0x20
-#define MS_BUS_WIDTH_1 0x00
-#define MS_BUS_WIDTH_4 0x10
-#define MS_BUS_WIDTH_8 0x18
-#define MS_2K_SECTOR_MODE 0x04
-#define MS_512_SECTOR_MODE 0x00
-#define MS_TOGGLE_TIMEOUT_EN 0x00
-#define MS_TOGGLE_TIMEOUT_DISEN 0x01
-#define MS_NO_CHECK_INT 0x02
-
-/* MS_TRANS_CFG */
-#define WAIT_INT 0x80
-#define NO_WAIT_INT 0x00
-#define NO_AUTO_READ_INT_REG 0x00
-#define AUTO_READ_INT_REG 0x40
-#define MS_CRC16_ERR 0x20
-#define MS_RDY_TIMEOUT 0x10
-#define MS_INT_CMDNK 0x08
-#define MS_INT_BREQ 0x04
-#define MS_INT_ERR 0x02
-#define MS_INT_CED 0x01
-
-/* MS_TRANSFER */
-#define MS_TRANSFER_START 0x80
-#define MS_TRANSFER_END 0x40
-#define MS_TRANSFER_ERR 0x20
-#define MS_BS_STATE 0x10
-#define MS_TM_READ_BYTES 0x00
-#define MS_TM_NORMAL_READ 0x01
-#define MS_TM_WRITE_BYTES 0x04
-#define MS_TM_NORMAL_WRITE 0x05
-#define MS_TM_AUTO_READ 0x08
-#define MS_TM_AUTO_WRITE 0x0C
-#define MS_TM_SET_CMD 0x06
-#define MS_TM_COPY_PAGE 0x07
-#define MS_TM_MULTI_READ 0x02
-#define MS_TM_MULTI_WRITE 0x03
-
-/* MC_FIFO_CTL */
-#define FIFO_FLUSH 0x01
-
-/* MC_DMA_RST */
-#define DMA_RESET 0x01
-
-/* MC_DMA_CTL */
-#define DMA_TC_EQ_0 0x80
-#define DMA_DIR_TO_CARD 0x00
-#define DMA_DIR_FROM_CARD 0x02
-#define DMA_EN 0x01
-#define DMA_128 (0 << 2)
-#define DMA_256 (1 << 2)
-#define DMA_512 (2 << 2)
-#define DMA_1024 (3 << 2)
-#define DMA_PACK_SIZE_MASK 0x0C
-
-/* CARD_INT_PEND */
-#define XD_INT 0x10
-#define MS_INT 0x08
-#define SD_INT 0x04
-
-/* LED operations*/
-static inline int rtsx_usb_turn_on_led(struct rtsx_ucr *ucr)
-{
- return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x02);
-}
-
-static inline int rtsx_usb_turn_off_led(struct rtsx_ucr *ucr)
-{
- return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x03);
-}
-
-/* HW error clearing */
-static inline void rtsx_usb_clear_fsm_err(struct rtsx_ucr *ucr)
-{
- rtsx_usb_ep0_write_register(ucr, SFSM_ED, 0xf8, 0xf8);
-}
-
-static inline void rtsx_usb_clear_dma_err(struct rtsx_ucr *ucr)
-{
- rtsx_usb_ep0_write_register(ucr, MC_FIFO_CTL,
- FIFO_FLUSH, FIFO_FLUSH);
- rtsx_usb_ep0_write_register(ucr, MC_DMA_RST, DMA_RESET, DMA_RESET);
-}
-#endif /* __RTS51139_H */
--- /dev/null
+/* Driver for Realtek driver-based card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#ifndef __RTSX_COMMON_H
+#define __RTSX_COMMON_H
+
+#define DRV_NAME_RTSX_PCI "rtsx_pci"
+#define DRV_NAME_RTSX_PCI_SDMMC "rtsx_pci_sdmmc"
+#define DRV_NAME_RTSX_PCI_MS "rtsx_pci_ms"
+
+#define RTSX_REG_PAIR(addr, val) (((u32)(addr) << 16) | (u8)(val))
+
+#define RTSX_SSC_DEPTH_4M 0x01
+#define RTSX_SSC_DEPTH_2M 0x02
+#define RTSX_SSC_DEPTH_1M 0x03
+#define RTSX_SSC_DEPTH_500K 0x04
+#define RTSX_SSC_DEPTH_250K 0x05
+
+#define RTSX_SD_CARD 0
+#define RTSX_MS_CARD 1
+
+#define CLK_TO_DIV_N 0
+#define DIV_N_TO_CLK 1
+
+struct platform_device;
+
+struct rtsx_slot {
+ struct platform_device *p_dev;
+ void (*card_event)(struct platform_device *p_dev);
+};
+
+#endif
--- /dev/null
+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+#ifndef __RTSX_PCI_H
+#define __RTSX_PCI_H
+
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/rtsx_common.h>
+
+#define MAX_RW_REG_CNT 1024
+
+#define RTSX_HCBAR 0x00
+#define RTSX_HCBCTLR 0x04
+#define STOP_CMD (0x01 << 28)
+#define READ_REG_CMD 0
+#define WRITE_REG_CMD 1
+#define CHECK_REG_CMD 2
+
+#define RTSX_HDBAR 0x08
+#define SG_INT 0x04
+#define SG_END 0x02
+#define SG_VALID 0x01
+#define SG_NO_OP 0x00
+#define SG_TRANS_DATA (0x02 << 4)
+#define SG_LINK_DESC (0x03 << 4)
+#define RTSX_HDBCTLR 0x0C
+#define SDMA_MODE 0x00
+#define ADMA_MODE (0x02 << 26)
+#define STOP_DMA (0x01 << 28)
+#define TRIG_DMA (0x01 << 31)
+
+#define RTSX_HAIMR 0x10
+#define HAIMR_TRANS_START (0x01 << 31)
+#define HAIMR_READ 0x00
+#define HAIMR_WRITE (0x01 << 30)
+#define HAIMR_READ_START (HAIMR_TRANS_START | HAIMR_READ)
+#define HAIMR_WRITE_START (HAIMR_TRANS_START | HAIMR_WRITE)
+#define HAIMR_TRANS_END (HAIMR_TRANS_START)
+
+#define RTSX_BIPR 0x14
+#define CMD_DONE_INT (1 << 31)
+#define DATA_DONE_INT (1 << 30)
+#define TRANS_OK_INT (1 << 29)
+#define TRANS_FAIL_INT (1 << 28)
+#define XD_INT (1 << 27)
+#define MS_INT (1 << 26)
+#define SD_INT (1 << 25)
+#define GPIO0_INT (1 << 24)
+#define OC_INT (1 << 23)
+#define SD_WRITE_PROTECT (1 << 19)
+#define XD_EXIST (1 << 18)
+#define MS_EXIST (1 << 17)
+#define SD_EXIST (1 << 16)
+#define DELINK_INT GPIO0_INT
+#define MS_OC_INT (1 << 23)
+#define SD_OC_INT (1 << 22)
+
+#define CARD_INT (XD_INT | MS_INT | SD_INT)
+#define NEED_COMPLETE_INT (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
+#define RTSX_INT (CMD_DONE_INT | NEED_COMPLETE_INT | \
+ CARD_INT | GPIO0_INT | OC_INT)
+#define CARD_EXIST (XD_EXIST | MS_EXIST | SD_EXIST)
+
+#define RTSX_BIER 0x18
+#define CMD_DONE_INT_EN (1 << 31)
+#define DATA_DONE_INT_EN (1 << 30)
+#define TRANS_OK_INT_EN (1 << 29)
+#define TRANS_FAIL_INT_EN (1 << 28)
+#define XD_INT_EN (1 << 27)
+#define MS_INT_EN (1 << 26)
+#define SD_INT_EN (1 << 25)
+#define GPIO0_INT_EN (1 << 24)
+#define OC_INT_EN (1 << 23)
+#define DELINK_INT_EN GPIO0_INT_EN
+#define MS_OC_INT_EN (1 << 23)
+#define SD_OC_INT_EN (1 << 22)
+
+
+/*
+ * macros for easy use
+ */
+#define rtsx_pci_writel(pcr, reg, value) \
+ iowrite32(value, (pcr)->remap_addr + reg)
+#define rtsx_pci_readl(pcr, reg) \
+ ioread32((pcr)->remap_addr + reg)
+#define rtsx_pci_writew(pcr, reg, value) \
+ iowrite16(value, (pcr)->remap_addr + reg)
+#define rtsx_pci_readw(pcr, reg) \
+ ioread16((pcr)->remap_addr + reg)
+#define rtsx_pci_writeb(pcr, reg, value) \
+ iowrite8(value, (pcr)->remap_addr + reg)
+#define rtsx_pci_readb(pcr, reg) \
+ ioread8((pcr)->remap_addr + reg)
+
+#define rtsx_pci_read_config_byte(pcr, where, val) \
+ pci_read_config_byte((pcr)->pci, where, val)
+
+#define rtsx_pci_write_config_byte(pcr, where, val) \
+ pci_write_config_byte((pcr)->pci, where, val)
+
+#define rtsx_pci_read_config_dword(pcr, where, val) \
+ pci_read_config_dword((pcr)->pci, where, val)
+
+#define rtsx_pci_write_config_dword(pcr, where, val) \
+ pci_write_config_dword((pcr)->pci, where, val)
+
+#define STATE_TRANS_NONE 0
+#define STATE_TRANS_CMD 1
+#define STATE_TRANS_BUF 2
+#define STATE_TRANS_SG 3
+
+#define TRANS_NOT_READY 0
+#define TRANS_RESULT_OK 1
+#define TRANS_RESULT_FAIL 2
+#define TRANS_NO_DEVICE 3
+
+#define RTSX_RESV_BUF_LEN 4096
+#define HOST_CMDS_BUF_LEN 1024
+#define HOST_SG_TBL_BUF_LEN (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
+#define HOST_SG_TBL_ITEMS (HOST_SG_TBL_BUF_LEN / 8)
+#define MAX_SG_ITEM_LEN 0x80000
+#define HOST_TO_DEVICE 0
+#define DEVICE_TO_HOST 1
+
+#define OUTPUT_3V3 0
+#define OUTPUT_1V8 1
+
+#define RTSX_PHASE_MAX 32
+#define RX_TUNING_CNT 3
+
+#define MS_CFG 0xFD40
+#define SAMPLE_TIME_RISING 0x00
+#define SAMPLE_TIME_FALLING 0x80
+#define PUSH_TIME_DEFAULT 0x00
+#define PUSH_TIME_ODD 0x40
+#define NO_EXTEND_TOGGLE 0x00
+#define EXTEND_TOGGLE_CHK 0x20
+#define MS_BUS_WIDTH_1 0x00
+#define MS_BUS_WIDTH_4 0x10
+#define MS_BUS_WIDTH_8 0x18
+#define MS_2K_SECTOR_MODE 0x04
+#define MS_512_SECTOR_MODE 0x00
+#define MS_TOGGLE_TIMEOUT_EN 0x00
+#define MS_TOGGLE_TIMEOUT_DISEN 0x01
+#define MS_NO_CHECK_INT 0x02
+#define MS_TPC 0xFD41
+#define MS_TRANS_CFG 0xFD42
+#define WAIT_INT 0x80
+#define NO_WAIT_INT 0x00
+#define NO_AUTO_READ_INT_REG 0x00
+#define AUTO_READ_INT_REG 0x40
+#define MS_CRC16_ERR 0x20
+#define MS_RDY_TIMEOUT 0x10
+#define MS_INT_CMDNK 0x08
+#define MS_INT_BREQ 0x04
+#define MS_INT_ERR 0x02
+#define MS_INT_CED 0x01
+#define MS_TRANSFER 0xFD43
+#define MS_TRANSFER_START 0x80
+#define MS_TRANSFER_END 0x40
+#define MS_TRANSFER_ERR 0x20
+#define MS_BS_STATE 0x10
+#define MS_TM_READ_BYTES 0x00
+#define MS_TM_NORMAL_READ 0x01
+#define MS_TM_WRITE_BYTES 0x04
+#define MS_TM_NORMAL_WRITE 0x05
+#define MS_TM_AUTO_READ 0x08
+#define MS_TM_AUTO_WRITE 0x0C
+#define MS_INT_REG 0xFD44
+#define MS_BYTE_CNT 0xFD45
+#define MS_SECTOR_CNT_L 0xFD46
+#define MS_SECTOR_CNT_H 0xFD47
+#define MS_DBUS_H 0xFD48
+
+#define SD_CFG1 0xFDA0
+#define SD_CLK_DIVIDE_0 0x00
+#define SD_CLK_DIVIDE_256 0xC0
+#define SD_CLK_DIVIDE_128 0x80
+#define SD_BUS_WIDTH_1BIT 0x00
+#define SD_BUS_WIDTH_4BIT 0x01
+#define SD_BUS_WIDTH_8BIT 0x02
+#define SD_ASYNC_FIFO_NOT_RST 0x10
+#define SD_20_MODE 0x00
+#define SD_DDR_MODE 0x04
+#define SD_30_MODE 0x08
+#define SD_CLK_DIVIDE_MASK 0xC0
+#define SD_CFG2 0xFDA1
+#define SD_CALCULATE_CRC7 0x00
+#define SD_NO_CALCULATE_CRC7 0x80
+#define SD_CHECK_CRC16 0x00
+#define SD_NO_CHECK_CRC16 0x40
+#define SD_NO_CHECK_WAIT_CRC_TO 0x20
+#define SD_WAIT_BUSY_END 0x08
+#define SD_NO_WAIT_BUSY_END 0x00
+#define SD_CHECK_CRC7 0x00
+#define SD_NO_CHECK_CRC7 0x04
+#define SD_RSP_LEN_0 0x00
+#define SD_RSP_LEN_6 0x01
+#define SD_RSP_LEN_17 0x02
+#define SD_RSP_TYPE_R0 0x04
+#define SD_RSP_TYPE_R1 0x01
+#define SD_RSP_TYPE_R1b 0x09
+#define SD_RSP_TYPE_R2 0x02
+#define SD_RSP_TYPE_R3 0x05
+#define SD_RSP_TYPE_R4 0x05
+#define SD_RSP_TYPE_R5 0x01
+#define SD_RSP_TYPE_R6 0x01
+#define SD_RSP_TYPE_R7 0x01
+#define SD_CFG3 0xFDA2
+#define SD_RSP_80CLK_TIMEOUT_EN 0x01
+
+#define SD_STAT1 0xFDA3
+#define SD_CRC7_ERR 0x80
+#define SD_CRC16_ERR 0x40
+#define SD_CRC_WRITE_ERR 0x20
+#define SD_CRC_WRITE_ERR_MASK 0x1C
+#define GET_CRC_TIME_OUT 0x02
+#define SD_TUNING_COMPARE_ERR 0x01
+#define SD_STAT2 0xFDA4
+#define SD_RSP_80CLK_TIMEOUT 0x01
+
+#define SD_BUS_STAT 0xFDA5
+#define SD_CLK_TOGGLE_EN 0x80
+#define SD_CLK_FORCE_STOP 0x40
+#define SD_DAT3_STATUS 0x10
+#define SD_DAT2_STATUS 0x08
+#define SD_DAT1_STATUS 0x04
+#define SD_DAT0_STATUS 0x02
+#define SD_CMD_STATUS 0x01
+#define SD_PAD_CTL 0xFDA6
+#define SD_IO_USING_1V8 0x80
+#define SD_IO_USING_3V3 0x7F
+#define TYPE_A_DRIVING 0x00
+#define TYPE_B_DRIVING 0x01
+#define TYPE_C_DRIVING 0x02
+#define TYPE_D_DRIVING 0x03
+#define SD_SAMPLE_POINT_CTL 0xFDA7
+#define DDR_FIX_RX_DAT 0x00
+#define DDR_VAR_RX_DAT 0x80
+#define DDR_FIX_RX_DAT_EDGE 0x00
+#define DDR_FIX_RX_DAT_14_DELAY 0x40
+#define DDR_FIX_RX_CMD 0x00
+#define DDR_VAR_RX_CMD 0x20
+#define DDR_FIX_RX_CMD_POS_EDGE 0x00
+#define DDR_FIX_RX_CMD_14_DELAY 0x10
+#define SD20_RX_POS_EDGE 0x00
+#define SD20_RX_14_DELAY 0x08
+#define SD20_RX_SEL_MASK 0x08
+#define SD_PUSH_POINT_CTL 0xFDA8
+#define DDR_FIX_TX_CMD_DAT 0x00
+#define DDR_VAR_TX_CMD_DAT 0x80
+#define DDR_FIX_TX_DAT_14_TSU 0x00
+#define DDR_FIX_TX_DAT_12_TSU 0x40
+#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
+#define DDR_FIX_TX_CMD_14_AHEAD 0x20
+#define SD20_TX_NEG_EDGE 0x00
+#define SD20_TX_14_AHEAD 0x10
+#define SD20_TX_SEL_MASK 0x10
+#define DDR_VAR_SDCLK_POL_SWAP 0x01
+#define SD_CMD0 0xFDA9
+#define SD_CMD_START 0x40
+#define SD_CMD1 0xFDAA
+#define SD_CMD2 0xFDAB
+#define SD_CMD3 0xFDAC
+#define SD_CMD4 0xFDAD
+#define SD_CMD5 0xFDAE
+#define SD_BYTE_CNT_L 0xFDAF
+#define SD_BYTE_CNT_H 0xFDB0
+#define SD_BLOCK_CNT_L 0xFDB1
+#define SD_BLOCK_CNT_H 0xFDB2
+#define SD_TRANSFER 0xFDB3
+#define SD_TRANSFER_START 0x80
+#define SD_TRANSFER_END 0x40
+#define SD_STAT_IDLE 0x20
+#define SD_TRANSFER_ERR 0x10
+#define SD_TM_NORMAL_WRITE 0x00
+#define SD_TM_AUTO_WRITE_3 0x01
+#define SD_TM_AUTO_WRITE_4 0x02
+#define SD_TM_AUTO_READ_3 0x05
+#define SD_TM_AUTO_READ_4 0x06
+#define SD_TM_CMD_RSP 0x08
+#define SD_TM_AUTO_WRITE_1 0x09
+#define SD_TM_AUTO_WRITE_2 0x0A
+#define SD_TM_NORMAL_READ 0x0C
+#define SD_TM_AUTO_READ_1 0x0D
+#define SD_TM_AUTO_READ_2 0x0E
+#define SD_TM_AUTO_TUNING 0x0F
+#define SD_CMD_STATE 0xFDB5
+#define SD_CMD_IDLE 0x80
+
+#define SD_DATA_STATE 0xFDB6
+#define SD_DATA_IDLE 0x80
+
+#define SRCTL 0xFC13
+
+#define DCM_DRP_CTL 0xFC23
+#define DCM_RESET 0x08
+#define DCM_LOCKED 0x04
+#define DCM_208M 0x00
+#define DCM_TX 0x01
+#define DCM_RX 0x02
+#define DCM_DRP_TRIG 0xFC24
+#define DRP_START 0x80
+#define DRP_DONE 0x40
+#define DCM_DRP_CFG 0xFC25
+#define DRP_WRITE 0x80
+#define DRP_READ 0x00
+#define DCM_WRITE_ADDRESS_50 0x50
+#define DCM_WRITE_ADDRESS_51 0x51
+#define DCM_READ_ADDRESS_00 0x00
+#define DCM_READ_ADDRESS_51 0x51
+#define DCM_DRP_WR_DATA_L 0xFC26
+#define DCM_DRP_WR_DATA_H 0xFC27
+#define DCM_DRP_RD_DATA_L 0xFC28
+#define DCM_DRP_RD_DATA_H 0xFC29
+#define SD_VPCLK0_CTL 0xFC2A
+#define SD_VPCLK1_CTL 0xFC2B
+#define PHASE_SELECT_MASK 0x1F
+#define SD_DCMPS0_CTL 0xFC2C
+#define SD_DCMPS1_CTL 0xFC2D
+#define SD_VPTX_CTL SD_VPCLK0_CTL
+#define SD_VPRX_CTL SD_VPCLK1_CTL
+#define PHASE_CHANGE 0x80
+#define PHASE_NOT_RESET 0x40
+#define SD_DCMPS_TX_CTL SD_DCMPS0_CTL
+#define SD_DCMPS_RX_CTL SD_DCMPS1_CTL
+#define DCMPS_CHANGE 0x80
+#define DCMPS_CHANGE_DONE 0x40
+#define DCMPS_ERROR 0x20
+#define DCMPS_CURRENT_PHASE 0x1F
+#define CARD_CLK_SOURCE 0xFC2E
+#define CRC_FIX_CLK (0x00 << 0)
+#define CRC_VAR_CLK0 (0x01 << 0)
+#define CRC_VAR_CLK1 (0x02 << 0)
+#define SD30_FIX_CLK (0x00 << 2)
+#define SD30_VAR_CLK0 (0x01 << 2)
+#define SD30_VAR_CLK1 (0x02 << 2)
+#define SAMPLE_FIX_CLK (0x00 << 4)
+#define SAMPLE_VAR_CLK0 (0x01 << 4)
+#define SAMPLE_VAR_CLK1 (0x02 << 4)
+#define CARD_PWR_CTL 0xFD50
+#define PMOS_STRG_MASK 0x10
+#define PMOS_STRG_800mA 0x10
+#define PMOS_STRG_400mA 0x00
+#define SD_POWER_OFF 0x03
+#define SD_PARTIAL_POWER_ON 0x01
+#define SD_POWER_ON 0x00
+#define SD_POWER_MASK 0x03
+#define MS_POWER_OFF 0x0C
+#define MS_PARTIAL_POWER_ON 0x04
+#define MS_POWER_ON 0x00
+#define MS_POWER_MASK 0x0C
+#define BPP_POWER_OFF 0x0F
+#define BPP_POWER_5_PERCENT_ON 0x0E
+#define BPP_POWER_10_PERCENT_ON 0x0C
+#define BPP_POWER_15_PERCENT_ON 0x08
+#define BPP_POWER_ON 0x00
+#define BPP_POWER_MASK 0x0F
+#define SD_VCC_PARTIAL_POWER_ON 0x02
+#define SD_VCC_POWER_ON 0x00
+#define CARD_CLK_SWITCH 0xFD51
+#define RTL8411B_PACKAGE_MODE 0xFD51
+#define CARD_SHARE_MODE 0xFD52
+#define CARD_SHARE_MASK 0x0F
+#define CARD_SHARE_MULTI_LUN 0x00
+#define CARD_SHARE_NORMAL 0x00
+#define CARD_SHARE_48_SD 0x04
+#define CARD_SHARE_48_MS 0x08
+#define CARD_SHARE_BAROSSA_SD 0x01
+#define CARD_SHARE_BAROSSA_MS 0x02
+#define CARD_DRIVE_SEL 0xFD53
+#define MS_DRIVE_8mA (0x01 << 6)
+#define MMC_DRIVE_8mA (0x01 << 4)
+#define XD_DRIVE_8mA (0x01 << 2)
+#define GPIO_DRIVE_8mA 0x01
+#define RTS5209_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
+ XD_DRIVE_8mA | GPIO_DRIVE_8mA)
+#define RTL8411_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
+ XD_DRIVE_8mA)
+#define RTSX_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | GPIO_DRIVE_8mA)
+
+#define CARD_STOP 0xFD54
+#define SPI_STOP 0x01
+#define XD_STOP 0x02
+#define SD_STOP 0x04
+#define MS_STOP 0x08
+#define SPI_CLR_ERR 0x10
+#define XD_CLR_ERR 0x20
+#define SD_CLR_ERR 0x40
+#define MS_CLR_ERR 0x80
+#define CARD_OE 0xFD55
+#define SD_OUTPUT_EN 0x04
+#define MS_OUTPUT_EN 0x08
+#define CARD_AUTO_BLINK 0xFD56
+#define CARD_GPIO_DIR 0xFD57
+#define CARD_GPIO 0xFD58
+#define CARD_DATA_SOURCE 0xFD5B
+#define PINGPONG_BUFFER 0x01
+#define RING_BUFFER 0x00
+#define SD30_CLK_DRIVE_SEL 0xFD5A
+#define DRIVER_TYPE_A 0x05
+#define DRIVER_TYPE_B 0x03
+#define DRIVER_TYPE_C 0x02
+#define DRIVER_TYPE_D 0x01
+#define CARD_SELECT 0xFD5C
+#define SD_MOD_SEL 2
+#define MS_MOD_SEL 3
+#define SD30_DRIVE_SEL 0xFD5E
+#define CFG_DRIVER_TYPE_A 0x02
+#define CFG_DRIVER_TYPE_B 0x03
+#define CFG_DRIVER_TYPE_C 0x01
+#define CFG_DRIVER_TYPE_D 0x00
+#define SD30_CMD_DRIVE_SEL 0xFD5E
+#define SD30_DAT_DRIVE_SEL 0xFD5F
+#define CARD_CLK_EN 0xFD69
+#define SD_CLK_EN 0x04
+#define MS_CLK_EN 0x08
+#define SDIO_CTRL 0xFD6B
+#define CD_PAD_CTL 0xFD73
+#define CD_DISABLE_MASK 0x07
+#define MS_CD_DISABLE 0x04
+#define SD_CD_DISABLE 0x02
+#define XD_CD_DISABLE 0x01
+#define CD_DISABLE 0x07
+#define CD_ENABLE 0x00
+#define MS_CD_EN_ONLY 0x03
+#define SD_CD_EN_ONLY 0x05
+#define XD_CD_EN_ONLY 0x06
+#define FORCE_CD_LOW_MASK 0x38
+#define FORCE_CD_XD_LOW 0x08
+#define FORCE_CD_SD_LOW 0x10
+#define FORCE_CD_MS_LOW 0x20
+#define CD_AUTO_DISABLE 0x40
+#define FPDCTL 0xFC00
+#define SSC_POWER_DOWN 0x01
+#define SD_OC_POWER_DOWN 0x02
+#define ALL_POWER_DOWN 0x07
+#define OC_POWER_DOWN 0x06
+#define PDINFO 0xFC01
+
+#define CLK_CTL 0xFC02
+#define CHANGE_CLK 0x01
+#define CLK_LOW_FREQ 0x01
+
+#define CLK_DIV 0xFC03
+#define CLK_DIV_1 0x01
+#define CLK_DIV_2 0x02
+#define CLK_DIV_4 0x03
+#define CLK_DIV_8 0x04
+#define CLK_SEL 0xFC04
+
+#define SSC_DIV_N_0 0xFC0F
+#define SSC_DIV_N_1 0xFC10
+#define SSC_CTL1 0xFC11
+#define SSC_RSTB 0x80
+#define SSC_8X_EN 0x40
+#define SSC_FIX_FRAC 0x20
+#define SSC_SEL_1M 0x00
+#define SSC_SEL_2M 0x08
+#define SSC_SEL_4M 0x10
+#define SSC_SEL_8M 0x18
+#define SSC_CTL2 0xFC12
+#define SSC_DEPTH_MASK 0x07
+#define SSC_DEPTH_DISALBE 0x00
+#define SSC_DEPTH_4M 0x01
+#define SSC_DEPTH_2M 0x02
+#define SSC_DEPTH_1M 0x03
+#define SSC_DEPTH_500K 0x04
+#define SSC_DEPTH_250K 0x05
+#define RCCTL 0xFC14
+
+#define FPGA_PULL_CTL 0xFC1D
+#define OLT_LED_CTL 0xFC1E
+#define GPIO_CTL 0xFC1F
+
+#define LDO_CTL 0xFC1E
+#define BPP_ASIC_1V7 0x00
+#define BPP_ASIC_1V8 0x01
+#define BPP_ASIC_1V9 0x02
+#define BPP_ASIC_2V0 0x03
+#define BPP_ASIC_2V7 0x04
+#define BPP_ASIC_2V8 0x05
+#define BPP_ASIC_3V2 0x06
+#define BPP_ASIC_3V3 0x07
+#define BPP_REG_TUNED18 0x07
+#define BPP_TUNED18_SHIFT_8402 5
+#define BPP_TUNED18_SHIFT_8411 4
+#define BPP_PAD_MASK 0x04
+#define BPP_PAD_3V3 0x04
+#define BPP_PAD_1V8 0x00
+#define BPP_LDO_POWB 0x03
+#define BPP_LDO_ON 0x00
+#define BPP_LDO_SUSPEND 0x02
+#define BPP_LDO_OFF 0x03
+#define SYS_VER 0xFC32
+
+#define CARD_PULL_CTL1 0xFD60
+#define CARD_PULL_CTL2 0xFD61
+#define CARD_PULL_CTL3 0xFD62
+#define CARD_PULL_CTL4 0xFD63
+#define CARD_PULL_CTL5 0xFD64
+#define CARD_PULL_CTL6 0xFD65
+
+/* PCI Express Related Registers */
+#define IRQEN0 0xFE20
+#define IRQSTAT0 0xFE21
+#define DMA_DONE_INT 0x80
+#define SUSPEND_INT 0x40
+#define LINK_RDY_INT 0x20
+#define LINK_DOWN_INT 0x10
+#define IRQEN1 0xFE22
+#define IRQSTAT1 0xFE23
+#define TLPRIEN 0xFE24
+#define TLPRISTAT 0xFE25
+#define TLPTIEN 0xFE26
+#define TLPTISTAT 0xFE27
+#define DMATC0 0xFE28
+#define DMATC1 0xFE29
+#define DMATC2 0xFE2A
+#define DMATC3 0xFE2B
+#define DMACTL 0xFE2C
+#define DMA_RST 0x80
+#define DMA_BUSY 0x04
+#define DMA_DIR_TO_CARD 0x00
+#define DMA_DIR_FROM_CARD 0x02
+#define DMA_EN 0x01
+#define DMA_128 (0 << 4)
+#define DMA_256 (1 << 4)
+#define DMA_512 (2 << 4)
+#define DMA_1024 (3 << 4)
+#define DMA_PACK_SIZE_MASK 0x30
+#define BCTL 0xFE2D
+#define RBBC0 0xFE2E
+#define RBBC1 0xFE2F
+#define RBDAT 0xFE30
+#define RBCTL 0xFE34
+#define CFGADDR0 0xFE35
+#define CFGADDR1 0xFE36
+#define CFGDATA0 0xFE37
+#define CFGDATA1 0xFE38
+#define CFGDATA2 0xFE39
+#define CFGDATA3 0xFE3A
+#define CFGRWCTL 0xFE3B
+#define PHYRWCTL 0xFE3C
+#define PHYDATA0 0xFE3D
+#define PHYDATA1 0xFE3E
+#define PHYADDR 0xFE3F
+#define MSGRXDATA0 0xFE40
+#define MSGRXDATA1 0xFE41
+#define MSGRXDATA2 0xFE42
+#define MSGRXDATA3 0xFE43
+#define MSGTXDATA0 0xFE44
+#define MSGTXDATA1 0xFE45
+#define MSGTXDATA2 0xFE46
+#define MSGTXDATA3 0xFE47
+#define MSGTXCTL 0xFE48
+#define LTR_CTL 0xFE4A
+#define LTR_TX_EN_MASK BIT(7)
+#define LTR_TX_EN_1 BIT(7)
+#define LTR_TX_EN_0 0
+#define LTR_LATENCY_MODE_MASK BIT(6)
+#define LTR_LATENCY_MODE_HW 0
+#define LTR_LATENCY_MODE_SW BIT(6)
+#define OBFF_CFG 0xFE4C
+
+#define CDRESUMECTL 0xFE52
+#define WAKE_SEL_CTL 0xFE54
+#define PCLK_CTL 0xFE55
+#define PCLK_MODE_SEL 0x20
+#define PME_FORCE_CTL 0xFE56
+
+#define ASPM_FORCE_CTL 0xFE57
+#define FORCE_ASPM_CTL0 0x10
+#define FORCE_ASPM_VAL_MASK 0x03
+#define FORCE_ASPM_L1_EN 0x02
+#define FORCE_ASPM_L0_EN 0x01
+#define FORCE_ASPM_NO_ASPM 0x00
+#define PM_CLK_FORCE_CTL 0xFE58
+#define FUNC_FORCE_CTL 0xFE59
+#define FUNC_FORCE_UPME_XMT_DBG 0x02
+#define PERST_GLITCH_WIDTH 0xFE5C
+#define CHANGE_LINK_STATE 0xFE5B
+#define RESET_LOAD_REG 0xFE5E
+#define EFUSE_CONTENT 0xFE5F
+#define HOST_SLEEP_STATE 0xFE60
+#define HOST_ENTER_S1 1
+#define HOST_ENTER_S3 2
+
+#define SDIO_CFG 0xFE70
+#define PM_EVENT_DEBUG 0xFE71
+#define PME_DEBUG_0 0x08
+#define NFTS_TX_CTRL 0xFE72
+
+#define PWR_GATE_CTRL 0xFE75
+#define PWR_GATE_EN 0x01
+#define LDO3318_PWR_MASK 0x06
+#define LDO_ON 0x00
+#define LDO_SUSPEND 0x04
+#define LDO_OFF 0x06
+#define PWD_SUSPEND_EN 0xFE76
+#define LDO_PWR_SEL 0xFE78
+
+#define L1SUB_CONFIG1 0xFE8D
+#define L1SUB_CONFIG2 0xFE8E
+#define L1SUB_AUTO_CFG 0x02
+#define L1SUB_CONFIG3 0xFE8F
+#define L1OFF_MBIAS2_EN_5250 BIT(7)
+
+#define DUMMY_REG_RESET_0 0xFE90
+
+#define AUTOLOAD_CFG_BASE 0xFF00
+#define PETXCFG 0xFF03
+#define FORCE_CLKREQ_DELINK_MASK BIT(7)
+#define FORCE_CLKREQ_LOW 0x80
+#define FORCE_CLKREQ_HIGH 0x00
+
+#define PM_CTRL1 0xFF44
+#define CD_RESUME_EN_MASK 0xF0
+
+#define PM_CTRL2 0xFF45
+#define PM_CTRL3 0xFF46
+#define SDIO_SEND_PME_EN 0x80
+#define FORCE_RC_MODE_ON 0x40
+#define FORCE_RX50_LINK_ON 0x20
+#define D3_DELINK_MODE_EN 0x10
+#define USE_PESRTB_CTL_DELINK 0x08
+#define DELAY_PIN_WAKE 0x04
+#define RESET_PIN_WAKE 0x02
+#define PM_WAKE_EN 0x01
+#define PM_CTRL4 0xFF47
+
+/* Memory mapping */
+#define SRAM_BASE 0xE600
+#define RBUF_BASE 0xF400
+#define PPBUF_BASE1 0xF800
+#define PPBUF_BASE2 0xFA00
+#define IMAGE_FLAG_ADDR0 0xCE80
+#define IMAGE_FLAG_ADDR1 0xCE81
+
+#define RREF_CFG 0xFF6C
+#define RREF_VBGSEL_MASK 0x38
+#define RREF_VBGSEL_1V25 0x28
+
+#define OOBS_CONFIG 0xFF6E
+#define OOBS_AUTOK_DIS 0x80
+#define OOBS_VAL_MASK 0x1F
+
+#define LDO_DV18_CFG 0xFF70
+#define LDO_DV18_SR_MASK 0xC0
+#define LDO_DV18_SR_DF 0x40
+
+#define LDO_CONFIG2 0xFF71
+#define LDO_D3318_MASK 0x07
+#define LDO_D3318_33V 0x07
+#define LDO_D3318_18V 0x02
+
+#define LDO_VCC_CFG0 0xFF72
+#define LDO_VCC_LMTVTH_MASK 0x30
+#define LDO_VCC_LMTVTH_2A 0x10
+
+#define LDO_VCC_CFG1 0xFF73
+#define LDO_VCC_REF_TUNE_MASK 0x30
+#define LDO_VCC_REF_1V2 0x20
+#define LDO_VCC_TUNE_MASK 0x07
+#define LDO_VCC_1V8 0x04
+#define LDO_VCC_3V3 0x07
+#define LDO_VCC_LMT_EN 0x08
+
+#define LDO_VIO_CFG 0xFF75
+#define LDO_VIO_SR_MASK 0xC0
+#define LDO_VIO_SR_DF 0x40
+#define LDO_VIO_REF_TUNE_MASK 0x30
+#define LDO_VIO_REF_1V2 0x20
+#define LDO_VIO_TUNE_MASK 0x07
+#define LDO_VIO_1V7 0x03
+#define LDO_VIO_1V8 0x04
+#define LDO_VIO_3V3 0x07
+
+#define LDO_DV12S_CFG 0xFF76
+#define LDO_REF12_TUNE_MASK 0x18
+#define LDO_REF12_TUNE_DF 0x10
+#define LDO_D12_TUNE_MASK 0x07
+#define LDO_D12_TUNE_DF 0x04
+
+#define LDO_AV12S_CFG 0xFF77
+#define LDO_AV12S_TUNE_MASK 0x07
+#define LDO_AV12S_TUNE_DF 0x04
+
+#define SD40_LDO_CTL1 0xFE7D
+#define SD40_VIO_TUNE_MASK 0x70
+#define SD40_VIO_TUNE_1V7 0x30
+#define SD_VIO_LDO_1V8 0x40
+#define SD_VIO_LDO_3V3 0x70
+
+/* Phy register */
+#define PHY_PCR 0x00
+#define PHY_PCR_FORCE_CODE 0xB000
+#define PHY_PCR_OOBS_CALI_50 0x0800
+#define PHY_PCR_OOBS_VCM_08 0x0200
+#define PHY_PCR_OOBS_SEN_90 0x0040
+#define PHY_PCR_RSSI_EN 0x0002
+#define PHY_PCR_RX10K 0x0001
+
+#define PHY_RCR0 0x01
+#define PHY_RCR1 0x02
+#define PHY_RCR1_ADP_TIME_4 0x0400
+#define PHY_RCR1_VCO_COARSE 0x001F
+#define PHY_RCR1_INIT_27S 0x0A1F
+#define PHY_SSCCR2 0x02
+#define PHY_SSCCR2_PLL_NCODE 0x0A00
+#define PHY_SSCCR2_TIME0 0x001C
+#define PHY_SSCCR2_TIME2_WIDTH 0x0003
+
+#define PHY_RCR2 0x03
+#define PHY_RCR2_EMPHASE_EN 0x8000
+#define PHY_RCR2_NADJR 0x4000
+#define PHY_RCR2_CDR_SR_2 0x0100
+#define PHY_RCR2_FREQSEL_12 0x0040
+#define PHY_RCR2_CDR_SC_12P 0x0010
+#define PHY_RCR2_CALIB_LATE 0x0002
+#define PHY_RCR2_INIT_27S 0xC152
+#define PHY_SSCCR3 0x03
+#define PHY_SSCCR3_STEP_IN 0x2740
+#define PHY_SSCCR3_CHECK_DELAY 0x0008
+#define _PHY_ANA03 0x03
+#define _PHY_ANA03_TIMER_MAX 0x2700
+#define _PHY_ANA03_OOBS_DEB_EN 0x0040
+#define _PHY_CMU_DEBUG_EN 0x0008
+
+#define PHY_RTCR 0x04
+#define PHY_RDR 0x05
+#define PHY_RDR_RXDSEL_1_9 0x4000
+#define PHY_SSC_AUTO_PWD 0x0600
+#define PHY_TCR0 0x06
+#define PHY_TCR1 0x07
+#define PHY_TUNE 0x08
+#define PHY_TUNE_TUNEREF_1_0 0x4000
+#define PHY_TUNE_VBGSEL_1252 0x0C00
+#define PHY_TUNE_SDBUS_33 0x0200
+#define PHY_TUNE_TUNED18 0x01C0
+#define PHY_TUNE_TUNED12 0X0020
+#define PHY_TUNE_TUNEA12 0x0004
+#define PHY_TUNE_VOLTAGE_MASK 0xFC3F
+#define PHY_TUNE_VOLTAGE_3V3 0x03C0
+#define PHY_TUNE_D18_1V8 0x0100
+#define PHY_TUNE_D18_1V7 0x0080
+#define PHY_ANA08 0x08
+#define PHY_ANA08_RX_EQ_DCGAIN 0x5000
+#define PHY_ANA08_SEL_RX_EN 0x0400
+#define PHY_ANA08_RX_EQ_VAL 0x03C0
+#define PHY_ANA08_SCP 0x0020
+#define PHY_ANA08_SEL_IPI 0x0004
+
+#define PHY_IMR 0x09
+#define PHY_BPCR 0x0A
+#define PHY_BPCR_IBRXSEL 0x0400
+#define PHY_BPCR_IBTXSEL 0x0100
+#define PHY_BPCR_IB_FILTER 0x0080
+#define PHY_BPCR_CMIRROR_EN 0x0040
+
+#define PHY_BIST 0x0B
+#define PHY_RAW_L 0x0C
+#define PHY_RAW_H 0x0D
+#define PHY_RAW_DATA 0x0E
+#define PHY_HOST_CLK_CTRL 0x0F
+#define PHY_DMR 0x10
+#define PHY_BACR 0x11
+#define PHY_BACR_BASIC_MASK 0xFFF3
+#define PHY_IER 0x12
+#define PHY_BCSR 0x13
+#define PHY_BPR 0x14
+#define PHY_BPNR2 0x15
+#define PHY_BPNR 0x16
+#define PHY_BRNR2 0x17
+#define PHY_BENR 0x18
+#define PHY_REV 0x19
+#define PHY_REV_RESV 0xE000
+#define PHY_REV_RXIDLE_LATCHED 0x1000
+#define PHY_REV_P1_EN 0x0800
+#define PHY_REV_RXIDLE_EN 0x0400
+#define PHY_REV_CLKREQ_TX_EN 0x0200
+#define PHY_REV_CLKREQ_RX_EN 0x0100
+#define PHY_REV_CLKREQ_DT_1_0 0x0040
+#define PHY_REV_STOP_CLKRD 0x0020
+#define PHY_REV_RX_PWST 0x0008
+#define PHY_REV_STOP_CLKWR 0x0004
+#define _PHY_REV0 0x19
+#define _PHY_REV0_FILTER_OUT 0x3800
+#define _PHY_REV0_CDR_BYPASS_PFD 0x0100
+#define _PHY_REV0_CDR_RX_IDLE_BYPASS 0x0002
+
+#define PHY_FLD0 0x1A
+#define PHY_ANA1A 0x1A
+#define PHY_ANA1A_TXR_LOOPBACK 0x2000
+#define PHY_ANA1A_RXT_BIST 0x0500
+#define PHY_ANA1A_TXR_BIST 0x0040
+#define PHY_ANA1A_REV 0x0006
+#define PHY_FLD0_INIT_27S 0x2546
+#define PHY_FLD1 0x1B
+#define PHY_FLD2 0x1C
+#define PHY_FLD3 0x1D
+#define PHY_FLD3_TIMER_4 0x0800
+#define PHY_FLD3_TIMER_6 0x0020
+#define PHY_FLD3_RXDELINK 0x0004
+#define PHY_FLD3_INIT_27S 0x0004
+#define PHY_ANA1D 0x1D
+#define PHY_ANA1D_DEBUG_ADDR 0x0004
+#define _PHY_FLD0 0x1D
+#define _PHY_FLD0_CLK_REQ_20C 0x8000
+#define _PHY_FLD0_RX_IDLE_EN 0x1000
+#define _PHY_FLD0_BIT_ERR_RSTN 0x0800
+#define _PHY_FLD0_BER_COUNT 0x01E0
+#define _PHY_FLD0_BER_TIMER 0x001E
+#define _PHY_FLD0_CHECK_EN 0x0001
+
+#define PHY_FLD4 0x1E
+#define PHY_FLD4_FLDEN_SEL 0x4000
+#define PHY_FLD4_REQ_REF 0x2000
+#define PHY_FLD4_RXAMP_OFF 0x1000
+#define PHY_FLD4_REQ_ADDA 0x0800
+#define PHY_FLD4_BER_COUNT 0x00E0
+#define PHY_FLD4_BER_TIMER 0x000A
+#define PHY_FLD4_BER_CHK_EN 0x0001
+#define PHY_FLD4_INIT_27S 0x5C7F
+#define PHY_DIG1E 0x1E
+#define PHY_DIG1E_REV 0x4000
+#define PHY_DIG1E_D0_X_D1 0x1000
+#define PHY_DIG1E_RX_ON_HOST 0x0800
+#define PHY_DIG1E_RCLK_REF_HOST 0x0400
+#define PHY_DIG1E_RCLK_TX_EN_KEEP 0x0040
+#define PHY_DIG1E_RCLK_TX_TERM_KEEP 0x0020
+#define PHY_DIG1E_RCLK_RX_EIDLE_ON 0x0010
+#define PHY_DIG1E_TX_TERM_KEEP 0x0008
+#define PHY_DIG1E_RX_TERM_KEEP 0x0004
+#define PHY_DIG1E_TX_EN_KEEP 0x0002
+#define PHY_DIG1E_RX_EN_KEEP 0x0001
+#define PHY_DUM_REG 0x1F
+
+#define PCR_ASPM_SETTING_REG1 0x160
+#define PCR_ASPM_SETTING_REG2 0x168
+
+#define PCR_SETTING_REG1 0x724
+#define PCR_SETTING_REG2 0x814
+#define PCR_SETTING_REG3 0x747
+
+#define rtsx_pci_init_cmd(pcr) ((pcr)->ci = 0)
+
+#define RTS5227_DEVICE_ID 0x5227
+#define RTS_MAX_TIMES_FREQ_REDUCTION 8
+
+struct rtsx_pcr;
+
+struct pcr_handle {
+ struct rtsx_pcr *pcr;
+};
+
+struct pcr_ops {
+ int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
+ int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
+ int (*extra_init_hw)(struct rtsx_pcr *pcr);
+ int (*optimize_phy)(struct rtsx_pcr *pcr);
+ int (*turn_on_led)(struct rtsx_pcr *pcr);
+ int (*turn_off_led)(struct rtsx_pcr *pcr);
+ int (*enable_auto_blink)(struct rtsx_pcr *pcr);
+ int (*disable_auto_blink)(struct rtsx_pcr *pcr);
+ int (*card_power_on)(struct rtsx_pcr *pcr, int card);
+ int (*card_power_off)(struct rtsx_pcr *pcr, int card);
+ int (*switch_output_voltage)(struct rtsx_pcr *pcr,
+ u8 voltage);
+ unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
+ int (*conv_clk_and_div_n)(int clk, int dir);
+ void (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
+ void (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
+
+ void (*set_aspm)(struct rtsx_pcr *pcr, bool enable);
+ int (*set_ltr_latency)(struct rtsx_pcr *pcr, u32 latency);
+ int (*set_l1off_sub)(struct rtsx_pcr *pcr, u8 val);
+ void (*set_l1off_cfg_sub_d0)(struct rtsx_pcr *pcr, int active);
+ void (*full_on)(struct rtsx_pcr *pcr);
+ void (*power_saving)(struct rtsx_pcr *pcr);
+};
+
+enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
+
+#define ASPM_L1_1_EN_MASK BIT(3)
+#define ASPM_L1_2_EN_MASK BIT(2)
+#define PM_L1_1_EN_MASK BIT(1)
+#define PM_L1_2_EN_MASK BIT(0)
+
+#define ASPM_L1_1_EN BIT(0)
+#define ASPM_L1_2_EN BIT(1)
+#define PM_L1_1_EN BIT(2)
+#define PM_L1_2_EN BIT(3)
+#define LTR_L1SS_PWR_GATE_EN BIT(4)
+#define L1_SNOOZE_TEST_EN BIT(5)
+#define LTR_L1SS_PWR_GATE_CHECK_CARD_EN BIT(6)
+
+enum dev_aspm_mode {
+ DEV_ASPM_DYNAMIC,
+ DEV_ASPM_BACKDOOR,
+ DEV_ASPM_STATIC,
+ DEV_ASPM_DISABLE,
+};
+
+/*
+ * struct rtsx_cr_option - card reader option
+ * @dev_flags: device flags
+ * @force_clkreq_0: force clock request
+ * @ltr_en: enable ltr mode flag
+ * @ltr_enabled: ltr mode in configure space flag
+ * @ltr_active: ltr mode status
+ * @ltr_active_latency: ltr mode active latency
+ * @ltr_idle_latency: ltr mode idle latency
+ * @ltr_l1off_latency: ltr mode l1off latency
+ * @dev_aspm_mode: device aspm mode
+ * @l1_snooze_delay: l1 snooze delay
+ * @ltr_l1off_sspwrgate: ltr l1off sspwrgate
+ * @ltr_l1off_snooze_sspwrgate: ltr l1off snooze sspwrgate
+ */
+struct rtsx_cr_option {
+ u32 dev_flags;
+ bool force_clkreq_0;
+ bool ltr_en;
+ bool ltr_enabled;
+ bool ltr_active;
+ u32 ltr_active_latency;
+ u32 ltr_idle_latency;
+ u32 ltr_l1off_latency;
+ enum dev_aspm_mode dev_aspm_mode;
+ u32 l1_snooze_delay;
+ u8 ltr_l1off_sspwrgate;
+ u8 ltr_l1off_snooze_sspwrgate;
+};
+
+#define rtsx_set_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags |= (flag))
+#define rtsx_clear_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags &= ~(flag))
+#define rtsx_check_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags & (flag))
+
+struct rtsx_pcr {
+ struct pci_dev *pci;
+ unsigned int id;
+ int pcie_cap;
+ struct rtsx_cr_option option;
+
+ /* pci resources */
+ unsigned long addr;
+ void __iomem *remap_addr;
+ int irq;
+
+ /* host reserved buffer */
+ void *rtsx_resv_buf;
+ dma_addr_t rtsx_resv_buf_addr;
+
+ void *host_cmds_ptr;
+ dma_addr_t host_cmds_addr;
+ int ci;
+
+ void *host_sg_tbl_ptr;
+ dma_addr_t host_sg_tbl_addr;
+ int sgi;
+
+ u32 bier;
+ char trans_result;
+
+ unsigned int card_inserted;
+ unsigned int card_removed;
+ unsigned int card_exist;
+
+ struct delayed_work carddet_work;
+ struct delayed_work idle_work;
+
+ spinlock_t lock;
+ struct mutex pcr_mutex;
+ struct completion *done;
+ struct completion *finish_me;
+
+ unsigned int cur_clock;
+ bool remove_pci;
+ bool msi_en;
+
+#define EXTRA_CAPS_SD_SDR50 (1 << 0)
+#define EXTRA_CAPS_SD_SDR104 (1 << 1)
+#define EXTRA_CAPS_SD_DDR50 (1 << 2)
+#define EXTRA_CAPS_MMC_HSDDR (1 << 3)
+#define EXTRA_CAPS_MMC_HS200 (1 << 4)
+#define EXTRA_CAPS_MMC_8BIT (1 << 5)
+ u32 extra_caps;
+
+#define IC_VER_A 0
+#define IC_VER_B 1
+#define IC_VER_C 2
+#define IC_VER_D 3
+ u8 ic_version;
+
+ u8 sd30_drive_sel_1v8;
+ u8 sd30_drive_sel_3v3;
+ u8 card_drive_sel;
+#define ASPM_L1_EN 0x02
+ u8 aspm_en;
+ bool aspm_enabled;
+
+#define PCR_MS_PMOS (1 << 0)
+#define PCR_REVERSE_SOCKET (1 << 1)
+ u32 flags;
+
+ u32 tx_initial_phase;
+ u32 rx_initial_phase;
+
+ const u32 *sd_pull_ctl_enable_tbl;
+ const u32 *sd_pull_ctl_disable_tbl;
+ const u32 *ms_pull_ctl_enable_tbl;
+ const u32 *ms_pull_ctl_disable_tbl;
+
+ const struct pcr_ops *ops;
+ enum PDEV_STAT state;
+
+ u16 reg_pm_ctrl3;
+
+ int num_slots;
+ struct rtsx_slot *slots;
+
+ u8 dma_error_count;
+};
+
+#define PID_524A 0x524A
+#define PID_5249 0x5249
+#define PID_5250 0x5250
+#define PID_525A 0x525A
+
+#define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
+#define PCI_VID(pcr) ((pcr)->pci->vendor)
+#define PCI_PID(pcr) ((pcr)->pci->device)
+#define is_version(pcr, pid, ver) \
+ (CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
+#define pcr_dbg(pcr, fmt, arg...) \
+ dev_dbg(&(pcr)->pci->dev, fmt, ##arg)
+
+#define SDR104_PHASE(val) ((val) & 0xFF)
+#define SDR50_PHASE(val) (((val) >> 8) & 0xFF)
+#define DDR50_PHASE(val) (((val) >> 16) & 0xFF)
+#define SDR104_TX_PHASE(pcr) SDR104_PHASE((pcr)->tx_initial_phase)
+#define SDR50_TX_PHASE(pcr) SDR50_PHASE((pcr)->tx_initial_phase)
+#define DDR50_TX_PHASE(pcr) DDR50_PHASE((pcr)->tx_initial_phase)
+#define SDR104_RX_PHASE(pcr) SDR104_PHASE((pcr)->rx_initial_phase)
+#define SDR50_RX_PHASE(pcr) SDR50_PHASE((pcr)->rx_initial_phase)
+#define DDR50_RX_PHASE(pcr) DDR50_PHASE((pcr)->rx_initial_phase)
+#define SET_CLOCK_PHASE(sdr104, sdr50, ddr50) \
+ (((ddr50) << 16) | ((sdr50) << 8) | (sdr104))
+
+void rtsx_pci_start_run(struct rtsx_pcr *pcr);
+int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
+int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
+int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
+int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
+void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
+void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
+void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
+int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
+int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read, int timeout);
+int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read);
+void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read);
+int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int count, bool read, int timeout);
+int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
+int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
+int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
+int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
+unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
+void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
+
+static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
+{
+ return (u8 *)(pcr->host_cmds_ptr);
+}
+
+static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
+ u8 mask, u8 append)
+{
+ int err;
+ u8 val;
+
+ err = pci_read_config_byte(pcr->pci, addr, &val);
+ if (err < 0)
+ return err;
+ return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
+}
+
+static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
+{
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
+}
+
+static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
+ u16 mask, u16 append)
+{
+ int err;
+ u16 val;
+
+ err = rtsx_pci_read_phy_register(pcr, addr, &val);
+ if (err < 0)
+ return err;
+
+ return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
+}
+
+#endif
--- /dev/null
+/* Driver for Realtek RTS5139 USB card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Roger Tseng <rogerable@realtek.com>
+ */
+
+#ifndef __RTSX_USB_H
+#define __RTSX_USB_H
+
+#include <linux/usb.h>
+
+/* related module names */
+#define RTSX_USB_SD_CARD 0
+#define RTSX_USB_MS_CARD 1
+
+/* endpoint numbers */
+#define EP_BULK_OUT 1
+#define EP_BULK_IN 2
+#define EP_INTR_IN 3
+
+/* USB vendor requests */
+#define RTSX_USB_REQ_REG_OP 0x00
+#define RTSX_USB_REQ_POLL 0x02
+
+/* miscellaneous parameters */
+#define MIN_DIV_N 60
+#define MAX_DIV_N 120
+
+#define MAX_PHASE 15
+#define RX_TUNING_CNT 3
+
+#define QFN24 0
+#define LQFP48 1
+#define CHECK_PKG(ucr, pkg) ((ucr)->package == (pkg))
+
+/* data structures */
+struct rtsx_ucr {
+ u16 vendor_id;
+ u16 product_id;
+
+ int package;
+ u8 ic_version;
+ bool is_rts5179;
+
+ unsigned int cur_clk;
+
+ u8 *cmd_buf;
+ unsigned int cmd_idx;
+ u8 *rsp_buf;
+
+ struct usb_device *pusb_dev;
+ struct usb_interface *pusb_intf;
+ struct usb_sg_request current_sg;
+ unsigned char *iobuf;
+ dma_addr_t iobuf_dma;
+
+ struct timer_list sg_timer;
+ struct mutex dev_mutex;
+};
+
+/* buffer size */
+#define IOBUF_SIZE 1024
+
+/* prototypes of exported functions */
+extern int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status);
+
+extern int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data);
+extern int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
+ u8 data);
+
+extern int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
+ u8 data);
+extern int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr,
+ u8 *data);
+
+extern void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type,
+ u16 reg_addr, u8 mask, u8 data);
+extern int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout);
+extern int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout);
+extern int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
+ void *buf, unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout);
+
+extern int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
+extern int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
+extern int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
+extern int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card);
+
+/* card status */
+#define SD_CD 0x01
+#define MS_CD 0x02
+#define XD_CD 0x04
+#define CD_MASK (SD_CD | MS_CD | XD_CD)
+#define SD_WP 0x08
+
+/* reader command field offset & parameters */
+#define READ_REG_CMD 0
+#define WRITE_REG_CMD 1
+#define CHECK_REG_CMD 2
+
+#define PACKET_TYPE 4
+#define CNT_H 5
+#define CNT_L 6
+#define STAGE_FLAG 7
+#define CMD_OFFSET 8
+#define SEQ_WRITE_DATA_OFFSET 12
+
+#define BATCH_CMD 0
+#define SEQ_READ 1
+#define SEQ_WRITE 2
+
+#define STAGE_R 0x01
+#define STAGE_DI 0x02
+#define STAGE_DO 0x04
+#define STAGE_MS_STATUS 0x08
+#define STAGE_XD_STATUS 0x10
+#define MODE_C 0x00
+#define MODE_CR (STAGE_R)
+#define MODE_CDIR (STAGE_R | STAGE_DI)
+#define MODE_CDOR (STAGE_R | STAGE_DO)
+
+#define EP0_OP_SHIFT 14
+#define EP0_READ_REG_CMD 2
+#define EP0_WRITE_REG_CMD 3
+
+#define rtsx_usb_cmd_hdr_tag(ucr) \
+ do { \
+ ucr->cmd_buf[0] = 'R'; \
+ ucr->cmd_buf[1] = 'T'; \
+ ucr->cmd_buf[2] = 'C'; \
+ ucr->cmd_buf[3] = 'R'; \
+ } while (0)
+
+static inline void rtsx_usb_init_cmd(struct rtsx_ucr *ucr)
+{
+ rtsx_usb_cmd_hdr_tag(ucr);
+ ucr->cmd_idx = 0;
+ ucr->cmd_buf[PACKET_TYPE] = BATCH_CMD;
+}
+
+/* internal register address */
+#define FPDCTL 0xFC00
+#define SSC_DIV_N_0 0xFC07
+#define SSC_CTL1 0xFC09
+#define SSC_CTL2 0xFC0A
+#define CFG_MODE 0xFC0E
+#define CFG_MODE_1 0xFC0F
+#define RCCTL 0xFC14
+#define SOF_WDOG 0xFC28
+#define SYS_DUMMY0 0xFC30
+
+#define MS_BLKEND 0xFD30
+#define MS_READ_START 0xFD31
+#define MS_READ_COUNT 0xFD32
+#define MS_WRITE_START 0xFD33
+#define MS_WRITE_COUNT 0xFD34
+#define MS_COMMAND 0xFD35
+#define MS_OLD_BLOCK_0 0xFD36
+#define MS_OLD_BLOCK_1 0xFD37
+#define MS_NEW_BLOCK_0 0xFD38
+#define MS_NEW_BLOCK_1 0xFD39
+#define MS_LOG_BLOCK_0 0xFD3A
+#define MS_LOG_BLOCK_1 0xFD3B
+#define MS_BUS_WIDTH 0xFD3C
+#define MS_PAGE_START 0xFD3D
+#define MS_PAGE_LENGTH 0xFD3E
+#define MS_CFG 0xFD40
+#define MS_TPC 0xFD41
+#define MS_TRANS_CFG 0xFD42
+#define MS_TRANSFER 0xFD43
+#define MS_INT_REG 0xFD44
+#define MS_BYTE_CNT 0xFD45
+#define MS_SECTOR_CNT_L 0xFD46
+#define MS_SECTOR_CNT_H 0xFD47
+#define MS_DBUS_H 0xFD48
+
+#define CARD_DMA1_CTL 0xFD5C
+#define CARD_PULL_CTL1 0xFD60
+#define CARD_PULL_CTL2 0xFD61
+#define CARD_PULL_CTL3 0xFD62
+#define CARD_PULL_CTL4 0xFD63
+#define CARD_PULL_CTL5 0xFD64
+#define CARD_PULL_CTL6 0xFD65
+#define CARD_EXIST 0xFD6F
+#define CARD_INT_PEND 0xFD71
+
+#define LDO_POWER_CFG 0xFD7B
+
+#define SD_CFG1 0xFDA0
+#define SD_CFG2 0xFDA1
+#define SD_CFG3 0xFDA2
+#define SD_STAT1 0xFDA3
+#define SD_STAT2 0xFDA4
+#define SD_BUS_STAT 0xFDA5
+#define SD_PAD_CTL 0xFDA6
+#define SD_SAMPLE_POINT_CTL 0xFDA7
+#define SD_PUSH_POINT_CTL 0xFDA8
+#define SD_CMD0 0xFDA9
+#define SD_CMD1 0xFDAA
+#define SD_CMD2 0xFDAB
+#define SD_CMD3 0xFDAC
+#define SD_CMD4 0xFDAD
+#define SD_CMD5 0xFDAE
+#define SD_BYTE_CNT_L 0xFDAF
+#define SD_BYTE_CNT_H 0xFDB0
+#define SD_BLOCK_CNT_L 0xFDB1
+#define SD_BLOCK_CNT_H 0xFDB2
+#define SD_TRANSFER 0xFDB3
+#define SD_CMD_STATE 0xFDB5
+#define SD_DATA_STATE 0xFDB6
+#define SD_VPCLK0_CTL 0xFC2A
+#define SD_VPCLK1_CTL 0xFC2B
+#define SD_DCMPS0_CTL 0xFC2C
+#define SD_DCMPS1_CTL 0xFC2D
+
+#define CARD_DMA1_CTL 0xFD5C
+
+#define HW_VERSION 0xFC01
+
+#define SSC_CLK_FPGA_SEL 0xFC02
+#define CLK_DIV 0xFC03
+#define SFSM_ED 0xFC04
+
+#define CD_DEGLITCH_WIDTH 0xFC20
+#define CD_DEGLITCH_EN 0xFC21
+#define AUTO_DELINK_EN 0xFC23
+
+#define FPGA_PULL_CTL 0xFC1D
+#define CARD_CLK_SOURCE 0xFC2E
+
+#define CARD_SHARE_MODE 0xFD51
+#define CARD_DRIVE_SEL 0xFD52
+#define CARD_STOP 0xFD53
+#define CARD_OE 0xFD54
+#define CARD_AUTO_BLINK 0xFD55
+#define CARD_GPIO 0xFD56
+#define SD30_DRIVE_SEL 0xFD57
+
+#define CARD_DATA_SOURCE 0xFD5D
+#define CARD_SELECT 0xFD5E
+
+#define CARD_CLK_EN 0xFD79
+#define CARD_PWR_CTL 0xFD7A
+
+#define OCPCTL 0xFD80
+#define OCPPARA1 0xFD81
+#define OCPPARA2 0xFD82
+#define OCPSTAT 0xFD83
+
+#define HS_USB_STAT 0xFE01
+#define HS_VCONTROL 0xFE26
+#define HS_VSTAIN 0xFE27
+#define HS_VLOADM 0xFE28
+#define HS_VSTAOUT 0xFE29
+
+#define MC_IRQ 0xFF00
+#define MC_IRQEN 0xFF01
+#define MC_FIFO_CTL 0xFF02
+#define MC_FIFO_BC0 0xFF03
+#define MC_FIFO_BC1 0xFF04
+#define MC_FIFO_STAT 0xFF05
+#define MC_FIFO_MODE 0xFF06
+#define MC_FIFO_RD_PTR0 0xFF07
+#define MC_FIFO_RD_PTR1 0xFF08
+#define MC_DMA_CTL 0xFF10
+#define MC_DMA_TC0 0xFF11
+#define MC_DMA_TC1 0xFF12
+#define MC_DMA_TC2 0xFF13
+#define MC_DMA_TC3 0xFF14
+#define MC_DMA_RST 0xFF15
+
+#define RBUF_SIZE_MASK 0xFBFF
+#define RBUF_BASE 0xF000
+#define PPBUF_BASE1 0xF800
+#define PPBUF_BASE2 0xFA00
+
+/* internal register value macros */
+#define POWER_OFF 0x03
+#define PARTIAL_POWER_ON 0x02
+#define POWER_ON 0x00
+#define POWER_MASK 0x03
+#define LDO3318_PWR_MASK 0x0C
+#define LDO_ON 0x00
+#define LDO_SUSPEND 0x08
+#define LDO_OFF 0x0C
+#define DV3318_AUTO_PWR_OFF 0x10
+#define FORCE_LDO_POWERB 0x60
+
+/* LDO_POWER_CFG */
+#define TUNE_SD18_MASK 0x1C
+#define TUNE_SD18_1V7 0x00
+#define TUNE_SD18_1V8 (0x01 << 2)
+#define TUNE_SD18_1V9 (0x02 << 2)
+#define TUNE_SD18_2V0 (0x03 << 2)
+#define TUNE_SD18_2V7 (0x04 << 2)
+#define TUNE_SD18_2V8 (0x05 << 2)
+#define TUNE_SD18_2V9 (0x06 << 2)
+#define TUNE_SD18_3V3 (0x07 << 2)
+
+/* CLK_DIV */
+#define CLK_CHANGE 0x80
+#define CLK_DIV_1 0x00
+#define CLK_DIV_2 0x01
+#define CLK_DIV_4 0x02
+#define CLK_DIV_8 0x03
+
+#define SSC_POWER_MASK 0x01
+#define SSC_POWER_DOWN 0x01
+#define SSC_POWER_ON 0x00
+
+#define FPGA_VER 0x80
+#define HW_VER_MASK 0x0F
+
+#define EXTEND_DMA1_ASYNC_SIGNAL 0x02
+
+/* CFG_MODE*/
+#define XTAL_FREE 0x80
+#define CLK_MODE_MASK 0x03
+#define CLK_MODE_12M_XTAL 0x00
+#define CLK_MODE_NON_XTAL 0x01
+#define CLK_MODE_24M_OSC 0x02
+#define CLK_MODE_48M_OSC 0x03
+
+/* CFG_MODE_1*/
+#define RTS5179 0x02
+
+#define NYET_EN 0x01
+#define NYET_MSAK 0x01
+
+#define SD30_DRIVE_MASK 0x07
+#define SD20_DRIVE_MASK 0x03
+
+#define DISABLE_SD_CD 0x08
+#define DISABLE_MS_CD 0x10
+#define DISABLE_XD_CD 0x20
+#define SD_CD_DEGLITCH_EN 0x01
+#define MS_CD_DEGLITCH_EN 0x02
+#define XD_CD_DEGLITCH_EN 0x04
+
+#define CARD_SHARE_LQFP48 0x04
+#define CARD_SHARE_QFN24 0x00
+#define CARD_SHARE_LQFP_SEL 0x04
+#define CARD_SHARE_XD 0x00
+#define CARD_SHARE_SD 0x01
+#define CARD_SHARE_MS 0x02
+#define CARD_SHARE_MASK 0x03
+
+
+/* SD30_DRIVE_SEL */
+#define DRIVER_TYPE_A 0x05
+#define DRIVER_TYPE_B 0x03
+#define DRIVER_TYPE_C 0x02
+#define DRIVER_TYPE_D 0x01
+
+/* SD_BUS_STAT */
+#define SD_CLK_TOGGLE_EN 0x80
+#define SD_CLK_FORCE_STOP 0x40
+#define SD_DAT3_STATUS 0x10
+#define SD_DAT2_STATUS 0x08
+#define SD_DAT1_STATUS 0x04
+#define SD_DAT0_STATUS 0x02
+#define SD_CMD_STATUS 0x01
+
+/* SD_PAD_CTL */
+#define SD_IO_USING_1V8 0x80
+#define SD_IO_USING_3V3 0x7F
+#define TYPE_A_DRIVING 0x00
+#define TYPE_B_DRIVING 0x01
+#define TYPE_C_DRIVING 0x02
+#define TYPE_D_DRIVING 0x03
+
+/* CARD_CLK_EN */
+#define SD_CLK_EN 0x04
+#define MS_CLK_EN 0x08
+
+/* CARD_SELECT */
+#define SD_MOD_SEL 2
+#define MS_MOD_SEL 3
+
+/* CARD_SHARE_MODE */
+#define CARD_SHARE_LQFP48 0x04
+#define CARD_SHARE_QFN24 0x00
+#define CARD_SHARE_LQFP_SEL 0x04
+#define CARD_SHARE_XD 0x00
+#define CARD_SHARE_SD 0x01
+#define CARD_SHARE_MS 0x02
+#define CARD_SHARE_MASK 0x03
+
+/* SSC_CTL1 */
+#define SSC_RSTB 0x80
+#define SSC_8X_EN 0x40
+#define SSC_FIX_FRAC 0x20
+#define SSC_SEL_1M 0x00
+#define SSC_SEL_2M 0x08
+#define SSC_SEL_4M 0x10
+#define SSC_SEL_8M 0x18
+
+/* SSC_CTL2 */
+#define SSC_DEPTH_MASK 0x03
+#define SSC_DEPTH_DISALBE 0x00
+#define SSC_DEPTH_2M 0x01
+#define SSC_DEPTH_1M 0x02
+#define SSC_DEPTH_512K 0x03
+
+/* SD_VPCLK0_CTL */
+#define PHASE_CHANGE 0x80
+#define PHASE_NOT_RESET 0x40
+
+/* SD_TRANSFER */
+#define SD_TRANSFER_START 0x80
+#define SD_TRANSFER_END 0x40
+#define SD_STAT_IDLE 0x20
+#define SD_TRANSFER_ERR 0x10
+#define SD_TM_NORMAL_WRITE 0x00
+#define SD_TM_AUTO_WRITE_3 0x01
+#define SD_TM_AUTO_WRITE_4 0x02
+#define SD_TM_AUTO_READ_3 0x05
+#define SD_TM_AUTO_READ_4 0x06
+#define SD_TM_CMD_RSP 0x08
+#define SD_TM_AUTO_WRITE_1 0x09
+#define SD_TM_AUTO_WRITE_2 0x0A
+#define SD_TM_NORMAL_READ 0x0C
+#define SD_TM_AUTO_READ_1 0x0D
+#define SD_TM_AUTO_READ_2 0x0E
+#define SD_TM_AUTO_TUNING 0x0F
+
+/* SD_CFG1 */
+#define SD_CLK_DIVIDE_0 0x00
+#define SD_CLK_DIVIDE_256 0xC0
+#define SD_CLK_DIVIDE_128 0x80
+#define SD_CLK_DIVIDE_MASK 0xC0
+#define SD_BUS_WIDTH_1BIT 0x00
+#define SD_BUS_WIDTH_4BIT 0x01
+#define SD_BUS_WIDTH_8BIT 0x02
+#define SD_ASYNC_FIFO_RST 0x10
+#define SD_20_MODE 0x00
+#define SD_DDR_MODE 0x04
+#define SD_30_MODE 0x08
+
+/* SD_CFG2 */
+#define SD_CALCULATE_CRC7 0x00
+#define SD_NO_CALCULATE_CRC7 0x80
+#define SD_CHECK_CRC16 0x00
+#define SD_NO_CHECK_CRC16 0x40
+#define SD_WAIT_CRC_TO_EN 0x20
+#define SD_WAIT_BUSY_END 0x08
+#define SD_NO_WAIT_BUSY_END 0x00
+#define SD_CHECK_CRC7 0x00
+#define SD_NO_CHECK_CRC7 0x04
+#define SD_RSP_LEN_0 0x00
+#define SD_RSP_LEN_6 0x01
+#define SD_RSP_LEN_17 0x02
+#define SD_RSP_TYPE_R0 0x04
+#define SD_RSP_TYPE_R1 0x01
+#define SD_RSP_TYPE_R1b 0x09
+#define SD_RSP_TYPE_R2 0x02
+#define SD_RSP_TYPE_R3 0x05
+#define SD_RSP_TYPE_R4 0x05
+#define SD_RSP_TYPE_R5 0x01
+#define SD_RSP_TYPE_R6 0x01
+#define SD_RSP_TYPE_R7 0x01
+
+/* SD_STAT1 */
+#define SD_CRC7_ERR 0x80
+#define SD_CRC16_ERR 0x40
+#define SD_CRC_WRITE_ERR 0x20
+#define SD_CRC_WRITE_ERR_MASK 0x1C
+#define GET_CRC_TIME_OUT 0x02
+#define SD_TUNING_COMPARE_ERR 0x01
+
+/* SD_DATA_STATE */
+#define SD_DATA_IDLE 0x80
+
+/* CARD_DATA_SOURCE */
+#define PINGPONG_BUFFER 0x01
+#define RING_BUFFER 0x00
+
+/* CARD_OE */
+#define SD_OUTPUT_EN 0x04
+#define MS_OUTPUT_EN 0x08
+
+/* CARD_STOP */
+#define SD_STOP 0x04
+#define MS_STOP 0x08
+#define SD_CLR_ERR 0x40
+#define MS_CLR_ERR 0x80
+
+/* CARD_CLK_SOURCE */
+#define CRC_FIX_CLK (0x00 << 0)
+#define CRC_VAR_CLK0 (0x01 << 0)
+#define CRC_VAR_CLK1 (0x02 << 0)
+#define SD30_FIX_CLK (0x00 << 2)
+#define SD30_VAR_CLK0 (0x01 << 2)
+#define SD30_VAR_CLK1 (0x02 << 2)
+#define SAMPLE_FIX_CLK (0x00 << 4)
+#define SAMPLE_VAR_CLK0 (0x01 << 4)
+#define SAMPLE_VAR_CLK1 (0x02 << 4)
+
+/* SD_SAMPLE_POINT_CTL */
+#define DDR_FIX_RX_DAT 0x00
+#define DDR_VAR_RX_DAT 0x80
+#define DDR_FIX_RX_DAT_EDGE 0x00
+#define DDR_FIX_RX_DAT_14_DELAY 0x40
+#define DDR_FIX_RX_CMD 0x00
+#define DDR_VAR_RX_CMD 0x20
+#define DDR_FIX_RX_CMD_POS_EDGE 0x00
+#define DDR_FIX_RX_CMD_14_DELAY 0x10
+#define SD20_RX_POS_EDGE 0x00
+#define SD20_RX_14_DELAY 0x08
+#define SD20_RX_SEL_MASK 0x08
+
+/* SD_PUSH_POINT_CTL */
+#define DDR_FIX_TX_CMD_DAT 0x00
+#define DDR_VAR_TX_CMD_DAT 0x80
+#define DDR_FIX_TX_DAT_14_TSU 0x00
+#define DDR_FIX_TX_DAT_12_TSU 0x40
+#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
+#define DDR_FIX_TX_CMD_14_AHEAD 0x20
+#define SD20_TX_NEG_EDGE 0x00
+#define SD20_TX_14_AHEAD 0x10
+#define SD20_TX_SEL_MASK 0x10
+#define DDR_VAR_SDCLK_POL_SWAP 0x01
+
+/* MS_CFG */
+#define SAMPLE_TIME_RISING 0x00
+#define SAMPLE_TIME_FALLING 0x80
+#define PUSH_TIME_DEFAULT 0x00
+#define PUSH_TIME_ODD 0x40
+#define NO_EXTEND_TOGGLE 0x00
+#define EXTEND_TOGGLE_CHK 0x20
+#define MS_BUS_WIDTH_1 0x00
+#define MS_BUS_WIDTH_4 0x10
+#define MS_BUS_WIDTH_8 0x18
+#define MS_2K_SECTOR_MODE 0x04
+#define MS_512_SECTOR_MODE 0x00
+#define MS_TOGGLE_TIMEOUT_EN 0x00
+#define MS_TOGGLE_TIMEOUT_DISEN 0x01
+#define MS_NO_CHECK_INT 0x02
+
+/* MS_TRANS_CFG */
+#define WAIT_INT 0x80
+#define NO_WAIT_INT 0x00
+#define NO_AUTO_READ_INT_REG 0x00
+#define AUTO_READ_INT_REG 0x40
+#define MS_CRC16_ERR 0x20
+#define MS_RDY_TIMEOUT 0x10
+#define MS_INT_CMDNK 0x08
+#define MS_INT_BREQ 0x04
+#define MS_INT_ERR 0x02
+#define MS_INT_CED 0x01
+
+/* MS_TRANSFER */
+#define MS_TRANSFER_START 0x80
+#define MS_TRANSFER_END 0x40
+#define MS_TRANSFER_ERR 0x20
+#define MS_BS_STATE 0x10
+#define MS_TM_READ_BYTES 0x00
+#define MS_TM_NORMAL_READ 0x01
+#define MS_TM_WRITE_BYTES 0x04
+#define MS_TM_NORMAL_WRITE 0x05
+#define MS_TM_AUTO_READ 0x08
+#define MS_TM_AUTO_WRITE 0x0C
+#define MS_TM_SET_CMD 0x06
+#define MS_TM_COPY_PAGE 0x07
+#define MS_TM_MULTI_READ 0x02
+#define MS_TM_MULTI_WRITE 0x03
+
+/* MC_FIFO_CTL */
+#define FIFO_FLUSH 0x01
+
+/* MC_DMA_RST */
+#define DMA_RESET 0x01
+
+/* MC_DMA_CTL */
+#define DMA_TC_EQ_0 0x80
+#define DMA_DIR_TO_CARD 0x00
+#define DMA_DIR_FROM_CARD 0x02
+#define DMA_EN 0x01
+#define DMA_128 (0 << 2)
+#define DMA_256 (1 << 2)
+#define DMA_512 (2 << 2)
+#define DMA_1024 (3 << 2)
+#define DMA_PACK_SIZE_MASK 0x0C
+
+/* CARD_INT_PEND */
+#define XD_INT 0x10
+#define MS_INT 0x08
+#define SD_INT 0x04
+
+/* LED operations*/
+static inline int rtsx_usb_turn_on_led(struct rtsx_ucr *ucr)
+{
+ return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x02);
+}
+
+static inline int rtsx_usb_turn_off_led(struct rtsx_ucr *ucr)
+{
+ return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x03);
+}
+
+/* HW error clearing */
+static inline void rtsx_usb_clear_fsm_err(struct rtsx_ucr *ucr)
+{
+ rtsx_usb_ep0_write_register(ucr, SFSM_ED, 0xf8, 0xf8);
+}
+
+static inline void rtsx_usb_clear_dma_err(struct rtsx_ucr *ucr)
+{
+ rtsx_usb_ep0_write_register(ucr, MC_FIFO_CTL,
+ FIFO_FLUSH, FIFO_FLUSH);
+ rtsx_usb_ep0_write_register(ucr, MC_DMA_RST, DMA_RESET, DMA_RESET);
+}
+#endif /* __RTS51139_H */
projects / mirror_ubuntu-bionic-kernel.git / commitdiff