diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/mach-crag6410.c')
| -rw-r--r-- | arch/arm/mach-s3c64xx/mach-crag6410.c | 717 |
1 files changed, 717 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c new file mode 100644 index 000000000000..d04b65448510 --- /dev/null +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -0,0 +1,717 @@ +/* linux/arch/arm/mach-s3c64xx/mach-crag6410.c + * + * Copyright 2011 Wolfson Microelectronics plc + * Mark Brown <broonie@opensource.wolfsonmicro.com> + * + * Copyright 2011 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/io.h> +#include <linux/init.h> +#include <linux/gpio.h> +#include <linux/delay.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> +#include <linux/pwm_backlight.h> +#include <linux/dm9000.h> +#include <linux/gpio_keys.h> +#include <linux/basic_mmio_gpio.h> +#include <linux/spi/spi.h> + +#include <linux/i2c/pca953x.h> + +#include <video/platform_lcd.h> + +#include <linux/mfd/wm831x/core.h> +#include <linux/mfd/wm831x/pdata.h> +#include <linux/mfd/wm831x/irq.h> +#include <linux/mfd/wm831x/gpio.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> + +#include <mach/hardware.h> +#include <mach/map.h> + +#include <mach/regs-sys.h> +#include <mach/regs-gpio.h> +#include <mach/regs-modem.h> +#include <mach/crag6410.h> + +#include <mach/regs-gpio-memport.h> + +#include <plat/s3c6410.h> +#include <plat/regs-serial.h> +#include <plat/regs-fb-v4.h> +#include <plat/fb.h> +#include <plat/sdhci.h> +#include <plat/gpio-cfg.h> +#include <plat/s3c64xx-spi.h> + +#include <plat/keypad.h> +#include <plat/clock.h> +#include <plat/devs.h> +#include <plat/cpu.h> +#include <plat/adc.h> +#include <plat/iic.h> +#include <plat/pm.h> + +/* serial port setup */ + +#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK) +#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB) +#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) + +static struct s3c2410_uartcfg crag6410_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, + [2] = { + .hwport = 2, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, +}; + +static struct platform_pwm_backlight_data crag6410_backlight_data = { + .pwm_id = 0, + .max_brightness = 1000, + .dft_brightness = 600, + .pwm_period_ns = 100000, /* about 1kHz */ +}; + +static struct platform_device crag6410_backlight_device = { + .name = "pwm-backlight", + .id = -1, + .dev = { + .parent = &s3c_device_timer[0].dev, + .platform_data = &crag6410_backlight_data, + }, +}; + +static void crag6410_lcd_power_set(struct plat_lcd_data *pd, unsigned int power) +{ + pr_debug("%s: setting power %d\n", __func__, power); + + if (power) { + gpio_set_value(S3C64XX_GPB(0), 1); + msleep(1); + s3c_gpio_cfgpin(S3C64XX_GPF(14), S3C_GPIO_SFN(2)); + } else { + gpio_direction_output(S3C64XX_GPF(14), 0); + gpio_set_value(S3C64XX_GPB(0), 0); + } +} + +static struct platform_device crag6410_lcd_powerdev = { + .name = "platform-lcd", + .id = -1, + .dev.parent = &s3c_device_fb.dev, + .dev.platform_data = &(struct plat_lcd_data) { + .set_power = crag6410_lcd_power_set, + }, +}; + +/* 640x480 URT */ +static struct s3c_fb_pd_win crag6410_fb_win0 = { + /* this is to ensure we use win0 */ + .win_mode = { + .left_margin = 150, + .right_margin = 80, + .upper_margin = 40, + .lower_margin = 5, + .hsync_len = 40, + .vsync_len = 5, + .xres = 640, + .yres = 480, + }, + .max_bpp = 32, + .default_bpp = 16, + .virtual_y = 480 * 2, + .virtual_x = 640, +}; + +/* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ +static struct s3c_fb_platdata crag6410_lcd_pdata __initdata = { + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, + .win[0] = &crag6410_fb_win0, + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, +}; + +/* 2x6 keypad */ + +static uint32_t crag6410_keymap[] __initdata = { + /* KEY(row, col, keycode) */ + KEY(0, 0, KEY_VOLUMEUP), + KEY(0, 1, KEY_HOME), + KEY(0, 2, KEY_VOLUMEDOWN), + KEY(0, 3, KEY_HELP), + KEY(0, 4, KEY_MENU), + KEY(0, 5, KEY_MEDIA), + KEY(1, 0, 232), + KEY(1, 1, KEY_DOWN), + KEY(1, 2, KEY_LEFT), + KEY(1, 3, KEY_UP), + KEY(1, 4, KEY_RIGHT), + KEY(1, 5, KEY_CAMERA), +}; + +static struct matrix_keymap_data crag6410_keymap_data __initdata = { + .keymap = crag6410_keymap, + .keymap_size = ARRAY_SIZE(crag6410_keymap), +}; + +static struct samsung_keypad_platdata crag6410_keypad_data __initdata = { + .keymap_data = &crag6410_keymap_data, + .rows = 2, + .cols = 6, +}; + +static struct gpio_keys_button crag6410_gpio_keys[] = { + [0] = { + .code = KEY_SUSPEND, + .gpio = S3C64XX_GPL(10), /* EINT 18 */ + .type = EV_KEY, + .wakeup = 1, + .active_low = 1, + }, + [1] = { + .code = SW_FRONT_PROXIMITY, + .gpio = S3C64XX_GPN(11), /* EINT 11 */ + .type = EV_SW, + }, +}; + +static struct gpio_keys_platform_data crag6410_gpio_keydata = { + .buttons = crag6410_gpio_keys, + .nbuttons = ARRAY_SIZE(crag6410_gpio_keys), +}; + +static struct platform_device crag6410_gpio_keydev = { + .name = "gpio-keys", + .id = 0, + .dev.platform_data = &crag6410_gpio_keydata, +}; + +static struct resource crag6410_dm9k_resource[] = { + [0] = { + .start = S3C64XX_PA_XM0CSN5, + .end = S3C64XX_PA_XM0CSN5 + 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = S3C64XX_PA_XM0CSN5 + (1 << 8), + .end = S3C64XX_PA_XM0CSN5 + (1 << 8) + 1, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = S3C_EINT(17), + .end = S3C_EINT(17), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, + }, +}; + +static struct dm9000_plat_data mini6410_dm9k_pdata = { + .flags = DM9000_PLATF_16BITONLY, +}; + +static struct platform_device crag6410_dm9k_device = { + .name = "dm9000", + .id = -1, + .num_resources = ARRAY_SIZE(crag6410_dm9k_resource), + .resource = crag6410_dm9k_resource, + .dev.platform_data = &mini6410_dm9k_pdata, +}; + +static struct resource crag6410_mmgpio_resource[] = { + [0] = { + .start = S3C64XX_PA_XM0CSN4 + 1, + .end = S3C64XX_PA_XM0CSN4 + 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device crag6410_mmgpio = { + .name = "basic-mmio-gpio", + .id = -1, + .resource = crag6410_mmgpio_resource, + .num_resources = ARRAY_SIZE(crag6410_mmgpio_resource), + .dev.platform_data = &(struct bgpio_pdata) { + .base = -1, + }, +}; + +static struct platform_device speyside_device = { + .name = "speyside", + .id = -1, +}; + +static struct platform_device lowland_device = { + .name = "lowland", + .id = -1, +}; + +static struct platform_device speyside_wm8962_device = { + .name = "speyside-wm8962", + .id = -1, +}; + +static struct regulator_consumer_supply wallvdd_consumers[] = { + REGULATOR_SUPPLY("SPKVDD1", "1-001a"), + REGULATOR_SUPPLY("SPKVDD2", "1-001a"), + REGULATOR_SUPPLY("SPKVDDL", "1-001a"), + REGULATOR_SUPPLY("SPKVDDR", "1-001a"), +}; + +static struct regulator_init_data wallvdd_data = { + .constraints = { + .always_on = 1, + }, + .num_consumer_supplies = ARRAY_SIZE(wallvdd_consumers), + .consumer_supplies = wallvdd_consumers, +}; + +static struct fixed_voltage_config wallvdd_pdata = { + .supply_name = "WALLVDD", + .microvolts = 5000000, + .init_data = &wallvdd_data, + .gpio = -EINVAL, +}; + +static struct platform_device wallvdd_device = { + .name = "reg-fixed-voltage", + .id = -1, + .dev = { + .platform_data = &wallvdd_pdata, + }, +}; + +static struct platform_device *crag6410_devices[] __initdata = { + &s3c_device_hsmmc0, + &s3c_device_hsmmc1, + &s3c_device_hsmmc2, + &s3c_device_i2c0, + &s3c_device_i2c1, + &s3c_device_fb, + &s3c_device_ohci, + &s3c_device_usb_hsotg, + &s3c_device_timer[0], + &s3c64xx_device_iis0, + &s3c64xx_device_iis1, + &samsung_asoc_dma, + &samsung_device_keypad, + &crag6410_gpio_keydev, + &crag6410_dm9k_device, + &s3c64xx_device_spi0, + &crag6410_mmgpio, + &crag6410_lcd_powerdev, + &crag6410_backlight_device, + &speyside_device, + &speyside_wm8962_device, + &lowland_device, + &wallvdd_device, +}; + +static struct pca953x_platform_data crag6410_pca_data = { + .gpio_base = PCA935X_GPIO_BASE, + .irq_base = 0, +}; + +/* VDDARM is controlled by DVS1 connected to GPK(0) */ +static struct wm831x_buckv_pdata vddarm_pdata = { + .dvs_control_src = 1, + .dvs_gpio = S3C64XX_GPK(0), +}; + +static struct regulator_consumer_supply vddarm_consumers[] __initdata = { + REGULATOR_SUPPLY("vddarm", NULL), +}; + +static struct regulator_init_data vddarm __initdata = { + .constraints = { + .name = "VDDARM", + .min_uV = 1000000, + .max_uV = 1300000, + .always_on = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(vddarm_consumers), + .consumer_supplies = vddarm_consumers, + .supply_regulator = "WALLVDD", + .driver_data = &vddarm_pdata, +}; + +static struct regulator_init_data vddint __initdata = { + .constraints = { + .name = "VDDINT", + .min_uV = 1000000, + .max_uV = 1200000, + .always_on = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, +}; + +static struct regulator_init_data vddmem __initdata = { + .constraints = { + .name = "VDDMEM", + .always_on = 1, + }, +}; + +static struct regulator_init_data vddsys __initdata = { + .constraints = { + .name = "VDDSYS,VDDEXT,VDDPCM,VDDSS", + .always_on = 1, + }, +}; + +static struct regulator_consumer_supply vddmmc_consumers[] __initdata = { + REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"), + REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"), + REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"), +}; + +static struct regulator_init_data vddmmc __initdata = { + .constraints = { + .name = "VDDMMC,UH", + .always_on = 1, + }, + .num_consumer_supplies = ARRAY_SIZE(vddmmc_consumers), + .consumer_supplies = vddmmc_consumers, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddotgi __initdata = { + .constraints = { + .name = "VDDOTGi", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddotg __initdata = { + .constraints = { + .name = "VDDOTG", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddhi __initdata = { + .constraints = { + .name = "VDDHI", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddadc __initdata = { + .constraints = { + .name = "VDDADC,VDDDAC", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddmem0 __initdata = { + .constraints = { + .name = "VDDMEM0", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddpll __initdata = { + .constraints = { + .name = "VDDPLL", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddlcd __initdata = { + .constraints = { + .name = "VDDLCD", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct regulator_init_data vddalive __initdata = { + .constraints = { + .name = "VDDALIVE", + .always_on = 1, + }, + .supply_regulator = "WALLVDD", +}; + +static struct wm831x_backup_pdata banff_backup_pdata __initdata = { + .charger_enable = 1, + .vlim = 2500, /* mV */ + .ilim = 200, /* uA */ +}; + +static struct wm831x_status_pdata banff_red_led __initdata = { + .name = "banff:red:", + .default_src = WM831X_STATUS_MANUAL, +}; + +static struct wm831x_status_pdata banff_green_led __initdata = { + .name = "banff:green:", + .default_src = WM831X_STATUS_MANUAL, +}; + +static struct wm831x_touch_pdata touch_pdata __initdata = { + .data_irq = S3C_EINT(26), + .pd_irq = S3C_EINT(27), +}; + +static struct wm831x_pdata crag_pmic_pdata __initdata = { + .wm831x_num = 1, + .irq_base = BANFF_PMIC_IRQ_BASE, + .gpio_base = GPIO_BOARD_START + 8, + + .backup = &banff_backup_pdata, + + .gpio_defaults = { + /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */ + [4] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA | 0x8, + /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/ + [10] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x6, + /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/ + [11] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x7, + }, + + .dcdc = { + &vddarm, /* DCDC1 */ + &vddint, /* DCDC2 */ + &vddmem, /* DCDC3 */ + }, + + .ldo = { + &vddsys, /* LDO1 */ + &vddmmc, /* LDO2 */ + NULL, /* LDO3 */ + &vddotgi, /* LDO4 */ + &vddotg, /* LDO5 */ + &vddhi, /* LDO6 */ + &vddadc, /* LDO7 */ + &vddmem0, /* LDO8 */ + &vddpll, /* LDO9 */ + &vddlcd, /* LDO10 */ + &vddalive, /* LDO11 */ + }, + + .status = { + &banff_green_led, + &banff_red_led, + }, + + .touch = &touch_pdata, +}; + +static struct i2c_board_info i2c_devs0[] __initdata = { + { I2C_BOARD_INFO("24c08", 0x50), }, + { I2C_BOARD_INFO("tca6408", 0x20), + .platform_data = &crag6410_pca_data, + }, + { I2C_BOARD_INFO("wm8312", 0x34), + .platform_data = &crag_pmic_pdata, + .irq = S3C_EINT(23), + }, +}; + +static struct s3c2410_platform_i2c i2c0_pdata = { + .frequency = 400000, +}; + +static struct regulator_init_data pvdd_1v2 __initdata = { + .constraints = { + .name = "PVDD_1V2", + .always_on = 1, + }, +}; + +static struct regulator_consumer_supply pvdd_1v8_consumers[] __initdata = { + REGULATOR_SUPPLY("LDOVDD", "1-001a"), + REGULATOR_SUPPLY("PLLVDD", "1-001a"), + REGULATOR_SUPPLY("DBVDD", "1-001a"), + REGULATOR_SUPPLY("DBVDD1", "1-001a"), + REGULATOR_SUPPLY("DBVDD2", "1-001a"), + REGULATOR_SUPPLY("DBVDD3", "1-001a"), + REGULATOR_SUPPLY("CPVDD", "1-001a"), + REGULATOR_SUPPLY("AVDD2", "1-001a"), + REGULATOR_SUPPLY("DCVDD", "1-001a"), + REGULATOR_SUPPLY("AVDD", "1-001a"), +}; + +static struct regulator_init_data pvdd_1v8 __initdata = { + .constraints = { + .name = "PVDD_1V8", + .always_on = 1, + }, + + .consumer_supplies = pvdd_1v8_consumers, + .num_consumer_supplies = ARRAY_SIZE(pvdd_1v8_consumers), +}; + +static struct regulator_consumer_supply pvdd_3v3_consumers[] __initdata = { + REGULATOR_SUPPLY("MICVDD", "1-001a"), + REGULATOR_SUPPLY("AVDD1", "1-001a"), +}; + +static struct regulator_init_data pvdd_3v3 __initdata = { + .constraints = { + .name = "PVDD_3V3", + .always_on = 1, + }, + + .consumer_supplies = pvdd_3v3_consumers, + .num_consumer_supplies = ARRAY_SIZE(pvdd_3v3_consumers), +}; + +static struct wm831x_pdata glenfarclas_pmic_pdata __initdata = { + .wm831x_num = 2, + .irq_base = GLENFARCLAS_PMIC_IRQ_BASE, + .gpio_base = GLENFARCLAS_PMIC_GPIO_BASE, + + .gpio_defaults = { + /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */ + [0] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA, + [1] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA, + [2] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA, + }, + + .dcdc = { + &pvdd_1v2, /* DCDC1 */ + &pvdd_1v8, /* DCDC2 */ + &pvdd_3v3, /* DCDC3 */ + }, + + .disable_touch = true, +}; + +static struct i2c_board_info i2c_devs1[] __initdata = { + { I2C_BOARD_INFO("wm8311", 0x34), + .irq = S3C_EINT(0), + .platform_data = &glenfarclas_pmic_pdata }, + + { I2C_BOARD_INFO("wlf-gf-module", 0x24) }, + { I2C_BOARD_INFO("wlf-gf-module", 0x25) }, + { I2C_BOARD_INFO("wlf-gf-module", 0x26) }, + + { I2C_BOARD_INFO("wm1250-ev1", 0x27) }, +}; + +static void __init crag6410_map_io(void) +{ + s3c64xx_init_io(NULL, 0); + s3c24xx_init_clocks(12000000); + s3c24xx_init_uarts(crag6410_uartcfgs, ARRAY_SIZE(crag6410_uartcfgs)); + + /* LCD type and Bypass set by bootloader */ +} + +static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata = { + .max_width = 4, + .cd_type = S3C_SDHCI_CD_PERMANENT, +}; + +static struct s3c_sdhci_platdata crag6410_hsmmc1_pdata = { + .max_width = 4, + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S3C64XX_GPF(11), +}; + +static void crag6410_cfg_sdhci0(struct platform_device *dev, int width) +{ + /* Set all the necessary GPG pins to special-function 2 */ + s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width, S3C_GPIO_SFN(2)); + + /* force card-detected for prototype 0 */ + s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN); +} + +static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = { + .max_width = 4, + .cd_type = S3C_SDHCI_CD_INTERNAL, + .cfg_gpio = crag6410_cfg_sdhci0, +}; + +static void __init crag6410_machine_init(void) +{ + /* Open drain IRQs need pullups */ + s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP); + s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP); + + gpio_request(S3C64XX_GPB(0), "LCD power"); + gpio_direction_output(S3C64XX_GPB(0), 0); + + gpio_request(S3C64XX_GPF(14), "LCD PWM"); + gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */ + + gpio_request(S3C64XX_GPB(1), "SD power"); + gpio_direction_output(S3C64XX_GPB(1), 0); + + gpio_request(S3C64XX_GPF(10), "nRESETSEL"); + gpio_direction_output(S3C64XX_GPF(10), 1); + + s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata); + s3c_sdhci1_set_platdata(&crag6410_hsmmc1_pdata); + s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata); + + s3c_i2c0_set_platdata(&i2c0_pdata); + s3c_i2c1_set_platdata(NULL); + s3c_fb_set_platdata(&crag6410_lcd_pdata); + + i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0)); + i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); + + samsung_keypad_set_platdata(&crag6410_keypad_data); + + platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices)); + + regulator_has_full_constraints(); + + s3c_pm_init(); +} + +MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410") + /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */ + .atag_offset = 0x100, + .init_irq = s3c6410_init_irq, + .map_io = crag6410_map_io, + .init_machine = crag6410_machine_init, + .timer = &s3c24xx_timer, +MACHINE_END |