diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-mx27_3ds.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-mx27_3ds.c | 143 |
1 files changed, 127 insertions, 16 deletions
diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c index 6e1accf..ba232d7 100644 --- a/arch/arm/mach-imx/mach-mx27_3ds.c +++ b/arch/arm/mach-imx/mach-mx27_3ds.c @@ -29,6 +29,7 @@ #include <linux/mfd/mc13783.h> #include <linux/spi/spi.h> #include <linux/regulator/machine.h> +#include <linux/spi/l4f00242t03.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -42,10 +43,15 @@ #include "devices-imx27.h" -#define SD1_EN_GPIO (GPIO_PORTB + 25) -#define OTG_PHY_RESET_GPIO (GPIO_PORTB + 23) -#define SPI2_SS0 (GPIO_PORTD + 21) -#define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTC + 28) +#define SD1_EN_GPIO IMX_GPIO_NR(2, 25) +#define OTG_PHY_RESET_GPIO IMX_GPIO_NR(2, 23) +#define SPI2_SS0 IMX_GPIO_NR(4, 21) +#define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(3, 28)) +#define PMIC_INT IMX_GPIO_NR(3, 14) +#define SPI1_SS0 IMX_GPIO_NR(4, 28) +#define SD1_CD IMX_GPIO_NR(2, 26) +#define LCD_RESET IMX_GPIO_NR(1, 3) +#define LCD_ENABLE IMX_GPIO_NR(1, 31) static const int mx27pdk_pins[] __initconst = { /* UART1 */ @@ -94,13 +100,47 @@ static const int mx27pdk_pins[] __initconst = { PE2_PF_USBOTG_DIR, PE24_PF_USBOTG_CLK, PE25_PF_USBOTG_DATA7, + /* CSPI1 */ + PD31_PF_CSPI1_MOSI, + PD30_PF_CSPI1_MISO, + PD29_PF_CSPI1_SCLK, + PD25_PF_CSPI1_RDY, + SPI1_SS0 | GPIO_GPIO | GPIO_OUT, /* CSPI2 */ PD22_PF_CSPI2_SCLK, PD23_PF_CSPI2_MISO, PD24_PF_CSPI2_MOSI, + SPI2_SS0 | GPIO_GPIO | GPIO_OUT, /* I2C1 */ PD17_PF_I2C_DATA, PD18_PF_I2C_CLK, + /* PMIC INT */ + PMIC_INT | GPIO_GPIO | GPIO_IN, + /* LCD */ + PA5_PF_LSCLK, + PA6_PF_LD0, + PA7_PF_LD1, + PA8_PF_LD2, + PA9_PF_LD3, + PA10_PF_LD4, + PA11_PF_LD5, + PA12_PF_LD6, + PA13_PF_LD7, + PA14_PF_LD8, + PA15_PF_LD9, + PA16_PF_LD10, + PA17_PF_LD11, + PA18_PF_LD12, + PA19_PF_LD13, + PA20_PF_LD14, + PA21_PF_LD15, + PA22_PF_LD16, + PA23_PF_LD17, + PA28_PF_HSYNC, + PA29_PF_VSYNC, + PA30_PF_CONTRAST, + LCD_ENABLE | GPIO_GPIO | GPIO_OUT, + LCD_RESET | GPIO_GPIO | GPIO_OUT, }; static const struct imxuart_platform_data uart_pdata __initconst = { @@ -131,13 +171,13 @@ static const struct matrix_keymap_data mx27_3ds_keymap_data __initconst = { static int mx27_3ds_sdhc1_init(struct device *dev, irq_handler_t detect_irq, void *data) { - return request_irq(IRQ_GPIOB(26), detect_irq, IRQF_TRIGGER_FALLING | - IRQF_TRIGGER_RISING, "sdhc1-card-detect", data); + return request_irq(gpio_to_irq(SD1_CD), detect_irq, + IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, "sdhc1-card-detect", data); } static void mx27_3ds_sdhc1_exit(struct device *dev, void *data) { - free_irq(IRQ_GPIOB(26), data); + free_irq(gpio_to_irq(SD1_CD), data); } static const struct imxmmc_platform_data sdhc1_pdata __initconst = { @@ -193,22 +233,31 @@ static int __init mx27_3ds_otg_mode(char *options) __setup("otg_mode=", mx27_3ds_otg_mode); /* Regulators */ +static struct regulator_init_data gpo_init = { + .constraints = { + .boot_on = 1, + .always_on = 1, + } +}; + static struct regulator_consumer_supply vmmc1_consumers[] = { - REGULATOR_SUPPLY("lcd_2v8", NULL), + REGULATOR_SUPPLY("vcore", "spi0.0"), }; static struct regulator_init_data vmmc1_init = { .constraints = { .min_uV = 2800000, .max_uV = 2800000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + .apply_uV = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | + REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = ARRAY_SIZE(vmmc1_consumers), .consumer_supplies = vmmc1_consumers, }; static struct regulator_consumer_supply vgen_consumers[] = { - REGULATOR_SUPPLY("vdd_lcdio", NULL), + REGULATOR_SUPPLY("vdd", "spi0.0"), }; static struct regulator_init_data vgen_init = { @@ -228,6 +277,12 @@ static struct mc13xxx_regulator_init_data mx27_3ds_regulators[] = { }, { .id = MC13783_REG_VGEN, .init_data = &vgen_init, + }, { + .id = MC13783_REG_GPO1, /* Turn on 1.8V */ + .init_data = &gpo_init, + }, { + .id = MC13783_REG_GPO3, /* Turn on 3.3V */ + .init_data = &gpo_init, }, }; @@ -238,15 +293,60 @@ static struct mc13xxx_platform_data mc13783_pdata = { .num_regulators = ARRAY_SIZE(mx27_3ds_regulators), }, - .flags = MC13783_USE_REGULATOR, + .flags = MC13XXX_USE_TOUCHSCREEN | MC13XXX_USE_RTC, }; /* SPI */ -static int spi2_internal_chipselect[] = {SPI2_SS0}; +static int spi1_chipselect[] = {SPI1_SS0}; + +static const struct spi_imx_master spi1_pdata __initconst = { + .chipselect = spi1_chipselect, + .num_chipselect = ARRAY_SIZE(spi1_chipselect), +}; + +static int spi2_chipselect[] = {SPI2_SS0}; static const struct spi_imx_master spi2_pdata __initconst = { - .chipselect = spi2_internal_chipselect, - .num_chipselect = ARRAY_SIZE(spi2_internal_chipselect), + .chipselect = spi2_chipselect, + .num_chipselect = ARRAY_SIZE(spi2_chipselect), +}; + +static struct imx_fb_videomode mx27_3ds_modes[] = { + { /* 480x640 @ 60 Hz */ + .mode = { + .name = "Epson-VGA", + .refresh = 60, + .xres = 480, + .yres = 640, + .pixclock = 41701, + .left_margin = 20, + .right_margin = 41, + .upper_margin = 10, + .lower_margin = 5, + .hsync_len = 20, + .vsync_len = 10, + .sync = FB_SYNC_OE_ACT_HIGH | + FB_SYNC_CLK_INVERT, + .vmode = FB_VMODE_NONINTERLACED, + .flag = 0, + }, + .bpp = 16, + .pcr = 0xFAC08B82, + }, +}; + +static const struct imx_fb_platform_data mx27_3ds_fb_data __initconst = { + .mode = mx27_3ds_modes, + .num_modes = ARRAY_SIZE(mx27_3ds_modes), + .pwmr = 0x00A903FF, + .lscr1 = 0x00120300, + .dmacr = 0x00020010, +}; + +/* LCD */ +static struct l4f00242t03_pdata mx27_3ds_lcd_pdata = { + .reset_gpio = LCD_RESET, + .data_enable_gpio = LCD_ENABLE, }; static struct spi_board_info mx27_3ds_spi_devs[] __initdata = { @@ -256,8 +356,14 @@ static struct spi_board_info mx27_3ds_spi_devs[] __initdata = { .bus_num = 1, .chip_select = 0, /* SS0 */ .platform_data = &mc13783_pdata, - .irq = IRQ_GPIOC(14), + .irq = IMX_GPIO_TO_IRQ(PMIC_INT), .mode = SPI_CS_HIGH, + }, { + .modalias = "l4f00242t03", + .max_speed_hz = 5000000, + .bus_num = 0, + .chip_select = 0, /* SS0 */ + .platform_data = &mx27_3ds_lcd_pdata, }, }; @@ -267,6 +373,8 @@ static const struct imxi2c_platform_data mx27_3ds_i2c0_data __initconst = { static void __init mx27pdk_init(void) { + imx27_soc_init(); + mxc_gpio_setup_multiple_pins(mx27pdk_pins, ARRAY_SIZE(mx27pdk_pins), "mx27pdk"); mx27_3ds_sdhc1_enable_level_translator(); @@ -289,12 +397,14 @@ static void __init mx27pdk_init(void) imx27_add_fsl_usb2_udc(&otg_device_pdata); imx27_add_spi_imx1(&spi2_pdata); + imx27_add_spi_imx0(&spi1_pdata); spi_register_board_info(mx27_3ds_spi_devs, ARRAY_SIZE(mx27_3ds_spi_devs)); if (mxc_expio_init(MX27_CS5_BASE_ADDR, EXPIO_PARENT_INT)) pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n"); imx27_add_imx_i2c(0, &mx27_3ds_i2c0_data); + imx27_add_imx_fb(&mx27_3ds_fb_data); } static void __init mx27pdk_timer_init(void) @@ -308,10 +418,11 @@ static struct sys_timer mx27pdk_timer = { MACHINE_START(MX27_3DS, "Freescale MX27PDK") /* maintainer: Freescale Semiconductor, Inc. */ - .boot_params = MX27_PHYS_OFFSET + 0x100, + .atag_offset = 0x100, .map_io = mx27_map_io, .init_early = imx27_init_early, .init_irq = mx27_init_irq, + .handle_irq = imx27_handle_irq, .timer = &mx27pdk_timer, .init_machine = mx27pdk_init, MACHINE_END |