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1 | /* Driver for Realtek PCI-Express card reader | |
2 | * | |
3 | * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU General Public License as published by the | |
7 | * Free Software Foundation; either version 2, or (at your option) any | |
8 | * later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
18 | * Author: | |
19 | * Wei WANG <wei_wang@realsil.com.cn> | |
20 | */ | |
21 | ||
22 | #ifndef __RTSX_PCR_H | |
23 | #define __RTSX_PCR_H | |
24 | ||
25 | #include <linux/mfd/rtsx_pci.h> | |
26 | ||
27 | #define MIN_DIV_N_PCR 80 | |
28 | #define MAX_DIV_N_PCR 208 | |
29 | ||
30 | #define RTS522A_PM_CTRL3 0xFF7E | |
31 | ||
32 | #define RTS524A_PME_FORCE_CTL 0xFF78 | |
33 | #define RTS524A_PM_CTRL3 0xFF7E | |
34 | ||
35 | #define LTR_ACTIVE_LATENCY_DEF 0x883C | |
36 | #define LTR_IDLE_LATENCY_DEF 0x892C | |
37 | #define LTR_L1OFF_LATENCY_DEF 0x9003 | |
38 | #define L1_SNOOZE_DELAY_DEF 1 | |
39 | #define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF | |
40 | #define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF | |
41 | #define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC | |
42 | #define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8 | |
43 | #define CMD_TIMEOUT_DEF 100 | |
44 | #define ASPM_MASK_NEG 0xFC | |
45 | #define MASK_8_BIT_DEF 0xFF | |
46 | ||
47 | int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val); | |
48 | int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val); | |
49 | ||
50 | void rts5209_init_params(struct rtsx_pcr *pcr); | |
51 | void rts5229_init_params(struct rtsx_pcr *pcr); | |
52 | void rtl8411_init_params(struct rtsx_pcr *pcr); | |
53 | void rtl8402_init_params(struct rtsx_pcr *pcr); | |
54 | void rts5227_init_params(struct rtsx_pcr *pcr); | |
55 | void rts522a_init_params(struct rtsx_pcr *pcr); | |
56 | void rts5249_init_params(struct rtsx_pcr *pcr); | |
57 | void rts524a_init_params(struct rtsx_pcr *pcr); | |
58 | void rts525a_init_params(struct rtsx_pcr *pcr); | |
59 | void rtl8411b_init_params(struct rtsx_pcr *pcr); | |
60 | ||
61 | static inline u8 map_sd_drive(int idx) | |
62 | { | |
63 | u8 sd_drive[4] = { | |
64 | 0x01, /* Type D */ | |
65 | 0x02, /* Type C */ | |
66 | 0x05, /* Type A */ | |
67 | 0x03 /* Type B */ | |
68 | }; | |
69 | ||
70 | return sd_drive[idx]; | |
71 | } | |
72 | ||
73 | #define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000)) | |
74 | #define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80)) | |
75 | #define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80) | |
76 | ||
77 | #define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03) | |
78 | #define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03) | |
79 | #define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03) | |
80 | #define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6) | |
81 | #define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000) | |
82 | #define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03) | |
83 | #define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08)) | |
84 | #define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07) | |
85 | #define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07) | |
86 | #define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8) | |
87 | #define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07) | |
88 | #define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03) | |
89 | ||
90 | #define set_pull_ctrl_tables(pcr, __device) \ | |
91 | do { \ | |
92 | pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \ | |
93 | pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \ | |
94 | pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \ | |
95 | pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \ | |
96 | } while (0) | |
97 | ||
98 | /* generic operations */ | |
99 | int rtsx_gops_pm_reset(struct rtsx_pcr *pcr); | |
100 | int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency); | |
101 | int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val); | |
102 | ||
103 | #endif |