linux/arch/arm/mach-s3c64xx/mach-crag6410.c

748 lines
18 KiB
C
Raw Normal View History

/* 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 speyside_wm8962_device = {
.name = "speyside-wm8962",
.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,
&speyside_wm8962_device,
&littlemill_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_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