--- /dev/null
+/*
+ * mach-imx27_visstrim_m10.c
+ *
+ * Copyright 2010 Javier Martin <javier.martin@vista-silicon.com>
+ *
+ * Based on mach-pcm038.c, mach-pca100.c, mach-mx27ads.c and others.
+ *
+ * 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 of the License, 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/i2c.h>
+#include <linux/i2c/pca953x.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/gpio.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <mach/common.h>
+#include <mach/mmc.h>
+#include <mach/iomux.h>
+#include <mach/mxc_ehci.h>
+
+#include "devices-imx27.h"
+#include "devices.h"
+
+#define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
+#define SDHC1_IRQ IRQ_GPIOB(25)
+
+static int visstrim_m10_pins[] = {
+ /* UART1 (console) */
+ PE12_PF_UART1_TXD,
+ PE13_PF_UART1_RXD,
+ PE14_PF_UART1_CTS,
+ PE15_PF_UART1_RTS,
+ /* FEC */
+ PD0_AIN_FEC_TXD0,
+ PD1_AIN_FEC_TXD1,
+ PD2_AIN_FEC_TXD2,
+ PD3_AIN_FEC_TXD3,
+ PD4_AOUT_FEC_RX_ER,
+ PD5_AOUT_FEC_RXD1,
+ PD6_AOUT_FEC_RXD2,
+ PD7_AOUT_FEC_RXD3,
+ PD8_AF_FEC_MDIO,
+ PD9_AIN_FEC_MDC,
+ PD10_AOUT_FEC_CRS,
+ PD11_AOUT_FEC_TX_CLK,
+ PD12_AOUT_FEC_RXD0,
+ PD13_AOUT_FEC_RX_DV,
+ PD14_AOUT_FEC_RX_CLK,
+ PD15_AOUT_FEC_COL,
+ PD16_AIN_FEC_TX_ER,
+ PF23_AIN_FEC_TX_EN,
+ /* SDHC1 */
+ PE18_PF_SD1_D0,
+ PE19_PF_SD1_D1,
+ PE20_PF_SD1_D2,
+ PE21_PF_SD1_D3,
+ PE22_PF_SD1_CMD,
+ PE23_PF_SD1_CLK,
+ /* Both I2Cs */
+ PD17_PF_I2C_DATA,
+ PD18_PF_I2C_CLK,
+ PC5_PF_I2C2_SDA,
+ PC6_PF_I2C2_SCL,
+ /* USB OTG */
+ OTG_PHY_CS_GPIO | GPIO_GPIO | GPIO_OUT,
+ PC9_PF_USBOTG_DATA0,
+ PC11_PF_USBOTG_DATA1,
+ PC10_PF_USBOTG_DATA2,
+ PC13_PF_USBOTG_DATA3,
+ PC12_PF_USBOTG_DATA4,
+ PC7_PF_USBOTG_DATA5,
+ PC8_PF_USBOTG_DATA6,
+ PE25_PF_USBOTG_DATA7,
+ PE24_PF_USBOTG_CLK,
+ PE2_PF_USBOTG_DIR,
+ PE0_PF_USBOTG_NXT,
+ PE1_PF_USBOTG_STP,
+ PB23_PF_USB_PWR,
+ PB24_PF_USB_OC,
+};
+
+/* GPIOs used as events for applications */
+static struct gpio_keys_button visstrim_gpio_keys[] = {
+ {
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .gpio = (GPIO_PORTC + 15),
+ .desc = "Default config",
+ .active_low = 0,
+ .wakeup = 1,
+ },
+ {
+ .type = EV_KEY,
+ .code = KEY_RECORD,
+ .gpio = (GPIO_PORTF + 14),
+ .desc = "Record",
+ .active_low = 0,
+ .wakeup = 1,
+ },
+ {
+ .type = EV_KEY,
+ .code = KEY_STOP,
+ .gpio = (GPIO_PORTF + 13),
+ .desc = "Stop",
+ .active_low = 0,
+ .wakeup = 1,
+ }
+};
+
+static struct gpio_keys_platform_data visstrim_gpio_keys_platform_data = {
+ .buttons = visstrim_gpio_keys,
+ .nbuttons = ARRAY_SIZE(visstrim_gpio_keys),
+};
+
+static struct platform_device visstrim_gpio_keys_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &visstrim_gpio_keys_platform_data,
+ },
+};
+
+/* Visstrim_SM10 has a microSD slot connected to sdhc1 */
+static int visstrim_m10_sdhc1_init(struct device *dev,
+ irq_handler_t detect_irq, void *data)
+{
+ int ret;
+
+ ret = request_irq(SDHC1_IRQ, detect_irq, IRQF_TRIGGER_FALLING,
+ "mmc-detect", data);
+ return ret;
+}
+
+static void visstrim_m10_sdhc1_exit(struct device *dev, void *data)
+{
+ free_irq(SDHC1_IRQ, data);
+}
+
+static struct imxmmc_platform_data visstrim_m10_sdhc_pdata = {
+ .init = visstrim_m10_sdhc1_init,
+ .exit = visstrim_m10_sdhc1_exit,
+};
+
+/* Visstrim_SM10 NOR flash */
+static struct physmap_flash_data visstrim_m10_flash_data = {
+ .width = 2,
+};
+
+static struct resource visstrim_m10_flash_resource = {
+ .start = 0xc0000000,
+ .end = 0xc0000000 + SZ_64M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device visstrim_m10_nor_mtd_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &visstrim_m10_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &visstrim_m10_flash_resource,
+};
+
+static struct platform_device *platform_devices[] __initdata = {
+ &visstrim_gpio_keys_device,
+ &visstrim_m10_nor_mtd_device,
+ &mxc_fec_device,
+};
+
+/* Visstrim_M10 uses UART0 as console */
+static const struct imxuart_platform_data uart_pdata __initconst = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+/* I2C */
+static const struct imxi2c_platform_data visstrim_m10_i2c_data __initconst = {
+ .bitrate = 100000,
+};
+
+static struct pca953x_platform_data visstrim_m10_pca9555_pdata = {
+ .gpio_base = 240, /* After MX27 internal GPIOs */
+ .invert = 0,
+};
+
+static struct i2c_board_info visstrim_m10_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("pca9555", 0x20),
+ .platform_data = &visstrim_m10_pca9555_pdata,
+ },
+};
+
+/* USB OTG */
+static int otg_phy_init(struct platform_device *pdev)
+{
+ gpio_set_value(OTG_PHY_CS_GPIO, 0);
+ return 0;
+}
+
+static struct mxc_usbh_platform_data visstrim_m10_usbotg_pdata = {
+ .init = otg_phy_init,
+ .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
+ .flags = MXC_EHCI_POWER_PINS_ENABLED,
+};
+
+static void __init visstrim_m10_board_init(void)
+{
+ int ret;
+
+ ret = mxc_gpio_setup_multiple_pins(visstrim_m10_pins,
+ ARRAY_SIZE(visstrim_m10_pins), "VISSTRIM_M10");
+ if (ret)
+ pr_err("Failed to setup pins (%d)\n", ret);
+
+ imx27_add_imx_uart0(&uart_pdata);
+
+ i2c_register_board_info(0, visstrim_m10_i2c_devices,
+ ARRAY_SIZE(visstrim_m10_i2c_devices));
+ imx27_add_i2c_imx0(&visstrim_m10_i2c_data);
+ imx27_add_i2c_imx1(&visstrim_m10_i2c_data);
+ mxc_register_device(&mxc_sdhc_device0, &visstrim_m10_sdhc_pdata);
+ mxc_register_device(&mxc_otg_host, &visstrim_m10_usbotg_pdata);
+ platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
+
+static void __init visstrim_m10_timer_init(void)
+{
+ mx27_clocks_init((unsigned long)25000000);
+}
+
+static struct sys_timer visstrim_m10_timer = {
+ .init = visstrim_m10_timer_init,
+};
+
+MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10")
+ .phys_io = MX27_AIPI_BASE_ADDR,
+ .io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = MX27_PHYS_OFFSET + 0x100,
+ .map_io = mx27_map_io,
+ .init_irq = mx27_init_irq,
+ .init_machine = visstrim_m10_board_init,
+ .timer = &visstrim_m10_timer,
+MACHINE_END
projects / mirror_ubuntu-jammy-kernel.git / commitdiff