/* 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 <sound/wm1250-ev1.h> #include <asm/hardware/vic.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/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> #include "common.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] = { .name = "dat", .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 = MMGPIO_GPIO_BASE, }, }; static struct platform_device speyside_device = { .name = "speyside", .id = -1, }; static struct platform_device lowland_device = { .name = "lowland", .id = -1, }; static struct platform_device tobermory_device = { .name = "tobermory", .id = -1, }; static struct platform_device littlemill_device = { .name = "littlemill", .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_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, &tobermory_device, &littlemill_device, &lowland_device, &wallvdd_device, }; static struct pca953x_platform_data crag6410_pca_data = { .gpio_base = PCA935X_GPIO_BASE, .irq_base = -1, }; /* 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_consumer_supply vddint_consumers[] __initdata = { REGULATOR_SUPPLY("vddint", NULL), }; 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, }, .num_consumer_supplies = ARRAY_SIZE(vddint_consumers), .consumer_supplies = vddint_consumers, .supply_regulator = "WALLVDD", }; 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 = BANFF_PMIC_GPIO_BASE, .soft_shutdown = true, .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, .soft_shutdown = true, .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 wm1250_ev1_pdata wm1250_ev1_pdata = { .gpios = { [WM1250_EV1_GPIO_CLK_ENA] = S3C64XX_GPN(12), [WM1250_EV1_GPIO_CLK_SEL0] = S3C64XX_GPL(12), [WM1250_EV1_GPIO_CLK_SEL1] = S3C64XX_GPL(13), [WM1250_EV1_GPIO_OSR] = S3C64XX_GPL(14), [WM1250_EV1_GPIO_MASTER] = S3C64XX_GPL(8), }, }; 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), .platform_data = &wm1250_ev1_pdata }, }; static struct s3c2410_platform_i2c i2c1_pdata = { .frequency = 400000, .bus_num = 1, }; 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 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_sdhci2_set_platdata(&crag6410_hsmmc2_pdata); s3c_i2c0_set_platdata(&i2c0_pdata); s3c_i2c1_set_platdata(&i2c1_pdata); 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(); s3c64xx_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, .handle_irq = vic_handle_irq, .map_io = crag6410_map_io, .init_machine = crag6410_machine_init, .timer = &s3c24xx_timer, .restart = s3c64xx_restart, MACHINE_END