linux/arch/arm/mach-exynos/mach-nuri.c
Sylwester Nawrocki 7cc98aaea4 ARM: EXYNOS: Correct framebuffer window size on Nuri board
The real LCD resolution on Nuri is 1024x600, not 1280x800. This change
fixes the color distortion (green shadows) on half of the screen.
Also increase framebuffer virtual size for display panning support.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2012-01-31 12:58:31 +09:00

1339 lines
35 KiB
C

/*
* linux/arch/arm/mach-exynos4/mach-nuri.c
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
*
* 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/platform_device.h>
#include <linux/serial_core.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/i2c/atmel_mxt_ts.h>
#include <linux/i2c-gpio.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
#include <linux/power/max8903_charger.h>
#include <linux/power/max17042_battery.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/mfd/max8997.h>
#include <linux/mfd/max8997-private.h>
#include <linux/mmc/host.h>
#include <linux/fb.h>
#include <linux/pwm_backlight.h>
#include <video/platform_lcd.h>
#include <media/m5mols.h>
#include <media/s5p_fimc.h>
#include <media/v4l2-mediabus.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <asm/mach-types.h>
#include <plat/adc.h>
#include <plat/regs-fb-v4.h>
#include <plat/regs-serial.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/fb.h>
#include <plat/sdhci.h>
#include <plat/ehci.h>
#include <plat/clock.h>
#include <plat/gpio-cfg.h>
#include <plat/iic.h>
#include <plat/mfc.h>
#include <plat/pd.h>
#include <plat/fimc-core.h>
#include <plat/camport.h>
#include <plat/mipi_csis.h>
#include <mach/map.h>
#include "common.h"
/* Following are default values for UCON, ULCON and UFCON UART registers */
#define NURI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
S3C2410_UCON_TXIRQMODE | \
S3C2410_UCON_RXIRQMODE | \
S3C2410_UCON_RXFIFO_TOI | \
S3C2443_UCON_RXERR_IRQEN)
#define NURI_ULCON_DEFAULT S3C2410_LCON_CS8
#define NURI_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
S5PV210_UFCON_TXTRIG256 | \
S5PV210_UFCON_RXTRIG256)
enum fixed_regulator_id {
FIXED_REG_ID_MMC = 0,
FIXED_REG_ID_MAX8903,
FIXED_REG_ID_CAM_A28V,
FIXED_REG_ID_CAM_12V,
};
static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
{
.hwport = 0,
.ucon = NURI_UCON_DEFAULT,
.ulcon = NURI_ULCON_DEFAULT,
.ufcon = NURI_UFCON_DEFAULT,
},
{
.hwport = 1,
.ucon = NURI_UCON_DEFAULT,
.ulcon = NURI_ULCON_DEFAULT,
.ufcon = NURI_UFCON_DEFAULT,
},
{
.hwport = 2,
.ucon = NURI_UCON_DEFAULT,
.ulcon = NURI_ULCON_DEFAULT,
.ufcon = NURI_UFCON_DEFAULT,
},
{
.hwport = 3,
.ucon = NURI_UCON_DEFAULT,
.ulcon = NURI_ULCON_DEFAULT,
.ufcon = NURI_UFCON_DEFAULT,
},
};
/* eMMC */
static struct s3c_sdhci_platdata nuri_hsmmc0_data __initdata = {
.max_width = 8,
.host_caps = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
MMC_CAP_DISABLE | MMC_CAP_ERASE),
.cd_type = S3C_SDHCI_CD_PERMANENT,
.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
};
static struct regulator_consumer_supply emmc_supplies[] = {
REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
REGULATOR_SUPPLY("vmmc", "dw_mmc"),
};
static struct regulator_init_data emmc_fixed_voltage_init_data = {
.constraints = {
.name = "VMEM_VDD_2.8V",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(emmc_supplies),
.consumer_supplies = emmc_supplies,
};
static struct fixed_voltage_config emmc_fixed_voltage_config = {
.supply_name = "MASSMEMORY_EN (inverted)",
.microvolts = 2800000,
.gpio = EXYNOS4_GPL1(1),
.enable_high = false,
.init_data = &emmc_fixed_voltage_init_data,
};
static struct platform_device emmc_fixed_voltage = {
.name = "reg-fixed-voltage",
.id = FIXED_REG_ID_MMC,
.dev = {
.platform_data = &emmc_fixed_voltage_config,
},
};
/* SD */
static struct s3c_sdhci_platdata nuri_hsmmc2_data __initdata = {
.max_width = 4,
.host_caps = MMC_CAP_4_BIT_DATA |
MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
MMC_CAP_DISABLE,
.ext_cd_gpio = EXYNOS4_GPX3(3), /* XEINT_27 */
.ext_cd_gpio_invert = 1,
.cd_type = S3C_SDHCI_CD_GPIO,
.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
};
/* WLAN */
static struct s3c_sdhci_platdata nuri_hsmmc3_data __initdata = {
.max_width = 4,
.host_caps = MMC_CAP_4_BIT_DATA |
MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
.cd_type = S3C_SDHCI_CD_EXTERNAL,
.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
};
static void __init nuri_sdhci_init(void)
{
s3c_sdhci0_set_platdata(&nuri_hsmmc0_data);
s3c_sdhci2_set_platdata(&nuri_hsmmc2_data);
s3c_sdhci3_set_platdata(&nuri_hsmmc3_data);
}
/* GPIO KEYS */
static struct gpio_keys_button nuri_gpio_keys_tables[] = {
{
.code = KEY_VOLUMEUP,
.gpio = EXYNOS4_GPX2(0), /* XEINT16 */
.desc = "gpio-keys: KEY_VOLUMEUP",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_VOLUMEDOWN,
.gpio = EXYNOS4_GPX2(1), /* XEINT17 */
.desc = "gpio-keys: KEY_VOLUMEDOWN",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_POWER,
.gpio = EXYNOS4_GPX2(7), /* XEINT23 */
.desc = "gpio-keys: KEY_POWER",
.type = EV_KEY,
.active_low = 1,
.wakeup = 1,
.debounce_interval = 1,
},
};
static struct gpio_keys_platform_data nuri_gpio_keys_data = {
.buttons = nuri_gpio_keys_tables,
.nbuttons = ARRAY_SIZE(nuri_gpio_keys_tables),
};
static struct platform_device nuri_gpio_keys = {
.name = "gpio-keys",
.dev = {
.platform_data = &nuri_gpio_keys_data,
},
};
/* Frame Buffer */
static struct s3c_fb_pd_win nuri_fb_win0 = {
.win_mode = {
.left_margin = 64,
.right_margin = 16,
.upper_margin = 64,
.lower_margin = 1,
.hsync_len = 48,
.vsync_len = 3,
.xres = 1024,
.yres = 600,
.refresh = 60,
},
.max_bpp = 24,
.default_bpp = 16,
.virtual_x = 1024,
.virtual_y = 2 * 600,
};
static struct s3c_fb_platdata nuri_fb_pdata __initdata = {
.win[0] = &nuri_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB |
VIDCON0_CLKSEL_LCD,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
.setup_gpio = exynos4_fimd0_gpio_setup_24bpp,
};
static void nuri_lcd_power_on(struct plat_lcd_data *pd, unsigned int power)
{
int gpio = EXYNOS4_GPE1(5);
gpio_request(gpio, "LVDS_nSHDN");
gpio_direction_output(gpio, power);
gpio_free(gpio);
}
static int nuri_bl_init(struct device *dev)
{
return gpio_request_one(EXYNOS4_GPE2(3), GPIOF_OUT_INIT_LOW,
"LCD_LD0_EN");
}
static int nuri_bl_notify(struct device *dev, int brightness)
{
if (brightness < 1)
brightness = 0;
gpio_set_value(EXYNOS4_GPE2(3), 1);
return brightness;
}
static void nuri_bl_exit(struct device *dev)
{
gpio_free(EXYNOS4_GPE2(3));
}
/* nuri pwm backlight */
static struct platform_pwm_backlight_data nuri_backlight_data = {
.pwm_id = 0,
.pwm_period_ns = 30000,
.max_brightness = 100,
.dft_brightness = 50,
.init = nuri_bl_init,
.notify = nuri_bl_notify,
.exit = nuri_bl_exit,
};
static struct platform_device nuri_backlight_device = {
.name = "pwm-backlight",
.id = -1,
.dev = {
.parent = &s3c_device_timer[0].dev,
.platform_data = &nuri_backlight_data,
},
};
static struct plat_lcd_data nuri_lcd_platform_data = {
.set_power = nuri_lcd_power_on,
};
static struct platform_device nuri_lcd_device = {
.name = "platform-lcd",
.id = -1,
.dev = {
.platform_data = &nuri_lcd_platform_data,
},
};
/* I2C1 */
static struct i2c_board_info i2c1_devs[] __initdata = {
/* Gyro, To be updated */
};
/* TSP */
static u8 mxt_init_vals[] = {
/* MXT_GEN_COMMAND(6) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* MXT_GEN_POWER(7) */
0x20, 0xff, 0x32,
/* MXT_GEN_ACQUIRE(8) */
0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
/* MXT_TOUCH_MULTI(9) */
0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00,
0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00,
/* MXT_TOUCH_KEYARRAY(15) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00,
0x00,
/* MXT_SPT_GPIOPWM(19) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* MXT_PROCI_GRIPFACE(20) */
0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
0x0f, 0x0a,
/* MXT_PROCG_NOISE(22) */
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
/* MXT_TOUCH_PROXIMITY(23) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00,
/* MXT_PROCI_ONETOUCH(24) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* MXT_SPT_SELFTEST(25) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
/* MXT_PROCI_TWOTOUCH(27) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* MXT_SPT_CTECONFIG(28) */
0x00, 0x00, 0x02, 0x08, 0x10, 0x00,
};
static struct mxt_platform_data mxt_platform_data = {
.config = mxt_init_vals,
.config_length = ARRAY_SIZE(mxt_init_vals),
.x_line = 18,
.y_line = 11,
.x_size = 1024,
.y_size = 600,
.blen = 0x1,
.threshold = 0x28,
.voltage = 2800000, /* 2.8V */
.orient = MXT_DIAGONAL_COUNTER,
.irqflags = IRQF_TRIGGER_FALLING,
};
static struct s3c2410_platform_i2c i2c3_data __initdata = {
.flags = 0,
.bus_num = 3,
.slave_addr = 0x10,
.frequency = 400 * 1000,
.sda_delay = 100,
};
static struct i2c_board_info i2c3_devs[] __initdata = {
{
I2C_BOARD_INFO("atmel_mxt_ts", 0x4a),
.platform_data = &mxt_platform_data,
.irq = IRQ_EINT(4),
},
};
static void __init nuri_tsp_init(void)
{
int gpio;
/* TOUCH_INT: XEINT_4 */
gpio = EXYNOS4_GPX0(4);
gpio_request(gpio, "TOUCH_INT");
s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
}
static struct regulator_consumer_supply __initdata max8997_ldo1_[] = {
REGULATOR_SUPPLY("vdd", "s5p-adc"), /* Used by CPU's ADC drv */
};
static struct regulator_consumer_supply __initdata max8997_ldo3_[] = {
REGULATOR_SUPPLY("vdd11", "s5p-mipi-csis.0"), /* MIPI */
};
static struct regulator_consumer_supply __initdata max8997_ldo4_[] = {
REGULATOR_SUPPLY("vdd18", "s5p-mipi-csis.0"), /* MIPI */
};
static struct regulator_consumer_supply __initdata max8997_ldo5_[] = {
REGULATOR_SUPPLY("vhsic", "modemctl"), /* MODEM */
};
static struct regulator_consumer_supply __initdata max8997_ldo7_[] = {
REGULATOR_SUPPLY("dig_18", "0-001f"), /* HCD803 */
};
static struct regulator_consumer_supply __initdata max8997_ldo8_[] = {
REGULATOR_SUPPLY("vusb_d", NULL), /* Used by CPU */
REGULATOR_SUPPLY("vdac", NULL), /* Used by CPU */
};
static struct regulator_consumer_supply __initdata max8997_ldo11_[] = {
REGULATOR_SUPPLY("vcc", "platform-lcd"), /* U804 LVDS */
};
static struct regulator_consumer_supply __initdata max8997_ldo12_[] = {
REGULATOR_SUPPLY("vddio", "6-003c"), /* HDC802 */
};
static struct regulator_consumer_supply __initdata max8997_ldo13_[] = {
REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"), /* TFLASH */
};
static struct regulator_consumer_supply __initdata max8997_ldo14_[] = {
REGULATOR_SUPPLY("inmotor", "max8997-haptic"),
};
static struct regulator_consumer_supply __initdata max8997_ldo15_[] = {
REGULATOR_SUPPLY("avdd", "3-004a"), /* Touch Screen */
};
static struct regulator_consumer_supply __initdata max8997_ldo16_[] = {
REGULATOR_SUPPLY("d_sensor", "0-001f"), /* HDC803 */
};
static struct regulator_consumer_supply __initdata max8997_ldo18_[] = {
REGULATOR_SUPPLY("vdd", "3-004a"), /* Touch Screen */
};
static struct regulator_consumer_supply __initdata max8997_buck1_[] = {
REGULATOR_SUPPLY("vdd_arm", NULL), /* CPUFREQ */
};
static struct regulator_consumer_supply __initdata max8997_buck2_[] = {
REGULATOR_SUPPLY("vdd_int", NULL), /* CPUFREQ */
};
static struct regulator_consumer_supply __initdata max8997_buck3_[] = {
REGULATOR_SUPPLY("vdd", "mali_dev.0"), /* G3D of Exynos 4 */
};
static struct regulator_consumer_supply __initdata max8997_buck4_[] = {
REGULATOR_SUPPLY("core", "0-001f"), /* HDC803 */
};
static struct regulator_consumer_supply __initdata max8997_buck6_[] = {
REGULATOR_SUPPLY("dig_28", "0-001f"), /* pin "7" of HDC803 */
};
static struct regulator_consumer_supply __initdata max8997_esafeout1_[] = {
REGULATOR_SUPPLY("usb_vbus", NULL), /* CPU's USB OTG */
};
static struct regulator_consumer_supply __initdata max8997_esafeout2_[] = {
REGULATOR_SUPPLY("usb_vbus", "modemctl"), /* VBUS of Modem */
};
static struct regulator_consumer_supply __initdata max8997_charger_[] = {
REGULATOR_SUPPLY("vinchg1", "charger-manager.0"),
};
static struct regulator_consumer_supply __initdata max8997_chg_toff_[] = {
REGULATOR_SUPPLY("vinchg_stop", NULL), /* for jack interrupt handlers */
};
static struct regulator_consumer_supply __initdata max8997_32khz_ap_[] = {
REGULATOR_SUPPLY("gps_clk", "bcm4751"),
REGULATOR_SUPPLY("bt_clk", "bcm4330-b1"),
REGULATOR_SUPPLY("wifi_clk", "bcm433-b1"),
};
static struct regulator_init_data __initdata max8997_ldo1_data = {
.constraints = {
.name = "VADC_3.3V_C210",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo1_),
.consumer_supplies = max8997_ldo1_,
};
static struct regulator_init_data __initdata max8997_ldo2_data = {
.constraints = {
.name = "VALIVE_1.1V_C210",
.min_uV = 1100000,
.max_uV = 1100000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_ldo3_data = {
.constraints = {
.name = "VUSB_1.1V_C210",
.min_uV = 1100000,
.max_uV = 1100000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo3_),
.consumer_supplies = max8997_ldo3_,
};
static struct regulator_init_data __initdata max8997_ldo4_data = {
.constraints = {
.name = "VMIPI_1.8V",
.min_uV = 1800000,
.max_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo4_),
.consumer_supplies = max8997_ldo4_,
};
static struct regulator_init_data __initdata max8997_ldo5_data = {
.constraints = {
.name = "VHSIC_1.2V_C210",
.min_uV = 1200000,
.max_uV = 1200000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo5_),
.consumer_supplies = max8997_ldo5_,
};
static struct regulator_init_data __initdata max8997_ldo6_data = {
.constraints = {
.name = "VCC_1.8V_PDA",
.min_uV = 1800000,
.max_uV = 1800000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_ldo7_data = {
.constraints = {
.name = "CAM_ISP_1.8V",
.min_uV = 1800000,
.max_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo7_),
.consumer_supplies = max8997_ldo7_,
};
static struct regulator_init_data __initdata max8997_ldo8_data = {
.constraints = {
.name = "VUSB/VDAC_3.3V_C210",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo8_),
.consumer_supplies = max8997_ldo8_,
};
static struct regulator_init_data __initdata max8997_ldo9_data = {
.constraints = {
.name = "VCC_2.8V_PDA",
.min_uV = 2800000,
.max_uV = 2800000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_ldo10_data = {
.constraints = {
.name = "VPLL_1.1V_C210",
.min_uV = 1100000,
.max_uV = 1100000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.disabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_ldo11_data = {
.constraints = {
.name = "LVDS_VDD3.3V",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.boot_on = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo11_),
.consumer_supplies = max8997_ldo11_,
};
static struct regulator_init_data __initdata max8997_ldo12_data = {
.constraints = {
.name = "VT_CAM_1.8V",
.min_uV = 1800000,
.max_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo12_),
.consumer_supplies = max8997_ldo12_,
};
static struct regulator_init_data __initdata max8997_ldo13_data = {
.constraints = {
.name = "VTF_2.8V",
.min_uV = 2800000,
.max_uV = 2800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo13_),
.consumer_supplies = max8997_ldo13_,
};
static struct regulator_init_data __initdata max8997_ldo14_data = {
.constraints = {
.name = "VCC_3.0V_MOTOR",
.min_uV = 3000000,
.max_uV = 3000000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo14_),
.consumer_supplies = max8997_ldo14_,
};
static struct regulator_init_data __initdata max8997_ldo15_data = {
.constraints = {
.name = "VTOUCH_ADVV2.8V",
.min_uV = 2800000,
.max_uV = 2800000,
.apply_uV = 1,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo15_),
.consumer_supplies = max8997_ldo15_,
};
static struct regulator_init_data __initdata max8997_ldo16_data = {
.constraints = {
.name = "CAM_SENSOR_IO_1.8V",
.min_uV = 1800000,
.max_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo16_),
.consumer_supplies = max8997_ldo16_,
};
static struct regulator_init_data __initdata max8997_ldo18_data = {
.constraints = {
.name = "VTOUCH_VDD2.8V",
.min_uV = 2800000,
.max_uV = 2800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.apply_uV = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_ldo18_),
.consumer_supplies = max8997_ldo18_,
};
static struct regulator_init_data __initdata max8997_ldo21_data = {
.constraints = {
.name = "VDDQ_M1M2_1.2V",
.min_uV = 1200000,
.max_uV = 1200000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.disabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_buck1_data = {
.constraints = {
.name = "VARM_1.2V_C210",
.min_uV = 900000,
.max_uV = 1350000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
.always_on = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_buck1_),
.consumer_supplies = max8997_buck1_,
};
static struct regulator_init_data __initdata max8997_buck2_data = {
.constraints = {
.name = "VINT_1.1V_C210",
.min_uV = 900000,
.max_uV = 1100000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
.always_on = 1,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_buck2_),
.consumer_supplies = max8997_buck2_,
};
static struct regulator_init_data __initdata max8997_buck3_data = {
.constraints = {
.name = "VG3D_1.1V_C210",
.min_uV = 900000,
.max_uV = 1100000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_buck3_),
.consumer_supplies = max8997_buck3_,
};
static struct regulator_init_data __initdata max8997_buck4_data = {
.constraints = {
.name = "CAM_ISP_CORE_1.2V",
.min_uV = 1200000,
.max_uV = 1200000,
.apply_uV = 1,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_buck4_),
.consumer_supplies = max8997_buck4_,
};
static struct regulator_init_data __initdata max8997_buck5_data = {
.constraints = {
.name = "VMEM_1.2V_C210",
.min_uV = 1200000,
.max_uV = 1200000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_buck6_data = {
.constraints = {
.name = "CAM_AF_2.8V",
.min_uV = 2800000,
.max_uV = 2800000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_buck6_),
.consumer_supplies = max8997_buck6_,
};
static struct regulator_init_data __initdata max8997_buck7_data = {
.constraints = {
.name = "VCC_SUB_2.0V",
.min_uV = 2000000,
.max_uV = 2000000,
.apply_uV = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_32khz_ap_data = {
.constraints = {
.name = "32KHz AP",
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_32khz_ap_),
.consumer_supplies = max8997_32khz_ap_,
};
static struct regulator_init_data __initdata max8997_32khz_cp_data = {
.constraints = {
.name = "32KHz CP",
.state_mem = {
.disabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_vichg_data = {
.constraints = {
.name = "VICHG",
.state_mem = {
.disabled = 1,
},
},
};
static struct regulator_init_data __initdata max8997_esafeout1_data = {
.constraints = {
.name = "SAFEOUT1",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_esafeout1_),
.consumer_supplies = max8997_esafeout1_,
};
static struct regulator_init_data __initdata max8997_esafeout2_data = {
.constraints = {
.name = "SAFEOUT2",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.state_mem = {
.disabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(max8997_esafeout2_),
.consumer_supplies = max8997_esafeout2_,
};
static struct regulator_init_data __initdata max8997_charger_cv_data = {
.constraints = {
.name = "CHARGER_CV",
.min_uV = 4200000,
.max_uV = 4200000,
.apply_uV = 1,
},
};
static struct regulator_init_data __initdata max8997_charger_data = {
.constraints = {
.name = "CHARGER",
.min_uA = 200000,
.max_uA = 950000,
.boot_on = 1,
.valid_ops_mask = REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_CURRENT,
},
.num_consumer_supplies = ARRAY_SIZE(max8997_charger_),
.consumer_supplies = max8997_charger_,
};
static struct regulator_init_data __initdata max8997_charger_topoff_data = {
.constraints = {
.name = "CHARGER TOPOFF",
.min_uA = 50000,
.max_uA = 200000,
.valid_ops_mask = REGULATOR_CHANGE_CURRENT,
},
.num_consumer_supplies = ARRAY_SIZE(max8997_chg_toff_),
.consumer_supplies = max8997_chg_toff_,
};
static struct max8997_regulator_data __initdata nuri_max8997_regulators[] = {
{ MAX8997_LDO1, &max8997_ldo1_data },
{ MAX8997_LDO2, &max8997_ldo2_data },
{ MAX8997_LDO3, &max8997_ldo3_data },
{ MAX8997_LDO4, &max8997_ldo4_data },
{ MAX8997_LDO5, &max8997_ldo5_data },
{ MAX8997_LDO6, &max8997_ldo6_data },
{ MAX8997_LDO7, &max8997_ldo7_data },
{ MAX8997_LDO8, &max8997_ldo8_data },
{ MAX8997_LDO9, &max8997_ldo9_data },
{ MAX8997_LDO10, &max8997_ldo10_data },
{ MAX8997_LDO11, &max8997_ldo11_data },
{ MAX8997_LDO12, &max8997_ldo12_data },
{ MAX8997_LDO13, &max8997_ldo13_data },
{ MAX8997_LDO14, &max8997_ldo14_data },
{ MAX8997_LDO15, &max8997_ldo15_data },
{ MAX8997_LDO16, &max8997_ldo16_data },
{ MAX8997_LDO18, &max8997_ldo18_data },
{ MAX8997_LDO21, &max8997_ldo21_data },
{ MAX8997_BUCK1, &max8997_buck1_data },
{ MAX8997_BUCK2, &max8997_buck2_data },
{ MAX8997_BUCK3, &max8997_buck3_data },
{ MAX8997_BUCK4, &max8997_buck4_data },
{ MAX8997_BUCK5, &max8997_buck5_data },
{ MAX8997_BUCK6, &max8997_buck6_data },
{ MAX8997_BUCK7, &max8997_buck7_data },
{ MAX8997_EN32KHZ_AP, &max8997_32khz_ap_data },
{ MAX8997_EN32KHZ_CP, &max8997_32khz_cp_data },
{ MAX8997_ENVICHG, &max8997_vichg_data },
{ MAX8997_ESAFEOUT1, &max8997_esafeout1_data },
{ MAX8997_ESAFEOUT2, &max8997_esafeout2_data },
{ MAX8997_CHARGER_CV, &max8997_charger_cv_data },
{ MAX8997_CHARGER, &max8997_charger_data },
{ MAX8997_CHARGER_TOPOFF, &max8997_charger_topoff_data },
};
static struct max8997_platform_data __initdata nuri_max8997_pdata = {
.wakeup = 1,
.num_regulators = ARRAY_SIZE(nuri_max8997_regulators),
.regulators = nuri_max8997_regulators,
.buck125_gpios = { EXYNOS4_GPX0(5), EXYNOS4_GPX0(6), EXYNOS4_GPL0(0) },
.buck2_gpiodvs = true,
.buck1_voltage[0] = 1350000, /* 1.35V */
.buck1_voltage[1] = 1300000, /* 1.3V */
.buck1_voltage[2] = 1250000, /* 1.25V */
.buck1_voltage[3] = 1200000, /* 1.2V */
.buck1_voltage[4] = 1150000, /* 1.15V */
.buck1_voltage[5] = 1100000, /* 1.1V */
.buck1_voltage[6] = 1000000, /* 1.0V */
.buck1_voltage[7] = 950000, /* 0.95V */
.buck2_voltage[0] = 1100000, /* 1.1V */
.buck2_voltage[1] = 1000000, /* 1.0V */
.buck2_voltage[2] = 950000, /* 0.95V */
.buck2_voltage[3] = 900000, /* 0.9V */
.buck2_voltage[4] = 1100000, /* 1.1V */
.buck2_voltage[5] = 1000000, /* 1.0V */
.buck2_voltage[6] = 950000, /* 0.95V */
.buck2_voltage[7] = 900000, /* 0.9V */
.buck5_voltage[0] = 1200000, /* 1.2V */
.buck5_voltage[1] = 1200000, /* 1.2V */
.buck5_voltage[2] = 1200000, /* 1.2V */
.buck5_voltage[3] = 1200000, /* 1.2V */
.buck5_voltage[4] = 1200000, /* 1.2V */
.buck5_voltage[5] = 1200000, /* 1.2V */
.buck5_voltage[6] = 1200000, /* 1.2V */
.buck5_voltage[7] = 1200000, /* 1.2V */
};
/* GPIO I2C 5 (PMIC) */
enum { I2C5_MAX8997 };
static struct i2c_board_info i2c5_devs[] __initdata = {
[I2C5_MAX8997] = {
I2C_BOARD_INFO("max8997", 0xCC >> 1),
.platform_data = &nuri_max8997_pdata,
},
};
static struct max17042_platform_data nuri_battery_platform_data = {
};
/* GPIO I2C 9 (Fuel Gauge) */
static struct i2c_gpio_platform_data i2c9_gpio_data = {
.sda_pin = EXYNOS4_GPY4(0), /* XM0ADDR_8 */
.scl_pin = EXYNOS4_GPY4(1), /* XM0ADDR_9 */
};
static struct platform_device i2c9_gpio = {
.name = "i2c-gpio",
.id = 9,
.dev = {
.platform_data = &i2c9_gpio_data,
},
};
enum { I2C9_MAX17042};
static struct i2c_board_info i2c9_devs[] __initdata = {
[I2C9_MAX17042] = {
I2C_BOARD_INFO("max17042", 0x36),
.platform_data = &nuri_battery_platform_data,
},
};
/* MAX8903 Secondary Charger */
static struct regulator_consumer_supply supplies_max8903[] = {
REGULATOR_SUPPLY("vinchg2", "charger-manager.0"),
};
static struct regulator_init_data max8903_charger_en_data = {
.constraints = {
.name = "VOUT_CHARGER",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.boot_on = 1,
},
.num_consumer_supplies = ARRAY_SIZE(supplies_max8903),
.consumer_supplies = supplies_max8903,
};
static struct fixed_voltage_config max8903_charger_en = {
.supply_name = "VOUT_CHARGER",
.microvolts = 5000000, /* Assume 5VDC */
.gpio = EXYNOS4_GPY4(5), /* TA_EN negaged */
.enable_high = 0, /* Enable = Low */
.enabled_at_boot = 1,
.init_data = &max8903_charger_en_data,
};
static struct platform_device max8903_fixed_reg_dev = {
.name = "reg-fixed-voltage",
.id = FIXED_REG_ID_MAX8903,
.dev = { .platform_data = &max8903_charger_en },
};
static struct max8903_pdata nuri_max8903 = {
/*
* cen: don't control with the driver, let it be
* controlled by regulator above
*/
.dok = EXYNOS4_GPX1(4), /* TA_nCONNECTED */
/* uok, usus: not connected */
.chg = EXYNOS4_GPE2(0), /* TA_nCHG */
/* flt: vcc_1.8V_pda */
.dcm = EXYNOS4_GPL0(1), /* CURR_ADJ */
.dc_valid = true,
.usb_valid = false, /* USB is not wired to MAX8903 */
};
static struct platform_device nuri_max8903_device = {
.name = "max8903-charger",
.dev = {
.platform_data = &nuri_max8903,
},
};
static void __init nuri_power_init(void)
{
int gpio;
int irq_base = IRQ_GPIO_END + 1;
int ta_en = 0;
nuri_max8997_pdata.irq_base = irq_base;
irq_base += MAX8997_IRQ_NR;
gpio = EXYNOS4_GPX0(7);
gpio_request(gpio, "AP_PMIC_IRQ");
s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
gpio = EXYNOS4_GPX2(3);
gpio_request(gpio, "FUEL_ALERT");
s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
gpio = nuri_max8903.dok;
gpio_request(gpio, "TA_nCONNECTED");
s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
ta_en = gpio_get_value(gpio) ? 0 : 1;
gpio = nuri_max8903.chg;
gpio_request(gpio, "TA_nCHG");
gpio_direction_input(gpio);
gpio = nuri_max8903.dcm;
gpio_request(gpio, "CURR_ADJ");
gpio_direction_output(gpio, ta_en);
}
/* USB EHCI */
static struct s5p_ehci_platdata nuri_ehci_pdata;
static void __init nuri_ehci_init(void)
{
struct s5p_ehci_platdata *pdata = &nuri_ehci_pdata;
s5p_ehci_set_platdata(pdata);
}
/* CAMERA */
static struct regulator_consumer_supply cam_vdda_supply[] = {
REGULATOR_SUPPLY("a_sensor", "0-001f"),
};
static struct regulator_init_data cam_vdda_reg_init_data = {
.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
.num_consumer_supplies = ARRAY_SIZE(cam_vdda_supply),
.consumer_supplies = cam_vdda_supply,
};
static struct fixed_voltage_config cam_vdda_fixed_voltage_cfg = {
.supply_name = "CAM_IO_EN",
.microvolts = 2800000,
.gpio = EXYNOS4_GPE2(1), /* CAM_IO_EN */
.enable_high = 1,
.init_data = &cam_vdda_reg_init_data,
};
static struct platform_device cam_vdda_fixed_rdev = {
.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_A28V,
.dev = { .platform_data = &cam_vdda_fixed_voltage_cfg },
};
static struct regulator_consumer_supply camera_8m_12v_supply =
REGULATOR_SUPPLY("dig_12", "0-001f");
static struct regulator_init_data cam_8m_12v_reg_init_data = {
.num_consumer_supplies = 1,
.consumer_supplies = &camera_8m_12v_supply,
.constraints = {
.valid_ops_mask = REGULATOR_CHANGE_STATUS
},
};
static struct fixed_voltage_config cam_8m_12v_fixed_voltage_cfg = {
.supply_name = "8M_1.2V",
.microvolts = 1200000,
.gpio = EXYNOS4_GPE2(5), /* 8M_1.2V_EN */
.enable_high = 1,
.init_data = &cam_8m_12v_reg_init_data,
};
static struct platform_device cam_8m_12v_fixed_rdev = {
.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_12V,
.dev = { .platform_data = &cam_8m_12v_fixed_voltage_cfg },
};
static struct s5p_platform_mipi_csis mipi_csis_platdata = {
.clk_rate = 166000000UL,
.lanes = 2,
.alignment = 32,
.hs_settle = 12,
.phy_enable = s5p_csis_phy_enable,
};
#define GPIO_CAM_MEGA_RST EXYNOS4_GPY3(7) /* ISP_RESET */
#define GPIO_CAM_8M_ISP_INT EXYNOS4_GPL2(5)
static struct m5mols_platform_data m5mols_platdata = {
.gpio_reset = GPIO_CAM_MEGA_RST,
};
static struct i2c_board_info m5mols_board_info = {
I2C_BOARD_INFO("M5MOLS", 0x1F),
.platform_data = &m5mols_platdata,
};
static struct s5p_fimc_isp_info nuri_camera_sensors[] = {
{
.flags = V4L2_MBUS_PCLK_SAMPLE_FALLING |
V4L2_MBUS_VSYNC_ACTIVE_LOW,
.bus_type = FIMC_MIPI_CSI2,
.board_info = &m5mols_board_info,
.clk_frequency = 24000000UL,
.csi_data_align = 32,
},
};
static struct s5p_platform_fimc fimc_md_platdata = {
.isp_info = nuri_camera_sensors,
.num_clients = ARRAY_SIZE(nuri_camera_sensors),
};
static struct gpio nuri_camera_gpios[] = {
{ GPIO_CAM_8M_ISP_INT, GPIOF_IN, "8M_ISP_INT" },
{ GPIO_CAM_MEGA_RST, GPIOF_OUT_INIT_LOW, "CAM_8M_NRST" },
};
static void nuri_camera_init(void)
{
s3c_set_platdata(&mipi_csis_platdata, sizeof(mipi_csis_platdata),
&s5p_device_mipi_csis0);
s3c_set_platdata(&fimc_md_platdata, sizeof(fimc_md_platdata),
&s5p_device_fimc_md);
if (gpio_request_array(nuri_camera_gpios,
ARRAY_SIZE(nuri_camera_gpios))) {
pr_err("%s: GPIO request failed\n", __func__);
return;
}
m5mols_board_info.irq = s5p_register_gpio_interrupt(GPIO_CAM_8M_ISP_INT);
if (!IS_ERR_VALUE(m5mols_board_info.irq))
s3c_gpio_cfgpin(GPIO_CAM_8M_ISP_INT, S3C_GPIO_SFN(0xF));
else
pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__);
/* Free GPIOs controlled directly by the sensor drivers. */
gpio_free(GPIO_CAM_MEGA_RST);
if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A)) {
pr_err("%s: Camera port A setup failed\n", __func__);
return;
}
/* Increase drive strength of the sensor clock output */
s5p_gpio_set_drvstr(EXYNOS4_GPJ1(3), S5P_GPIO_DRVSTR_LV4);
}
static struct s3c2410_platform_i2c nuri_i2c0_platdata __initdata = {
.frequency = 400000U,
.sda_delay = 200,
};
static struct platform_device *nuri_devices[] __initdata = {
/* Samsung Platform Devices */
&s3c_device_i2c5, /* PMIC should initialize first */
&s3c_device_i2c0,
&emmc_fixed_voltage,
&s5p_device_mipi_csis0,
&s5p_device_fimc0,
&s5p_device_fimc1,
&s5p_device_fimc2,
&s5p_device_fimc3,
&s5p_device_fimd0,
&s3c_device_hsmmc0,
&s3c_device_hsmmc2,
&s3c_device_hsmmc3,
&s3c_device_wdt,
&s3c_device_timer[0],
&s5p_device_ehci,
&s3c_device_i2c3,
&i2c9_gpio,
&s3c_device_adc,
&s3c_device_rtc,
&s5p_device_mfc,
&s5p_device_mfc_l,
&s5p_device_mfc_r,
&exynos4_device_pd[PD_MFC],
&exynos4_device_pd[PD_LCD0],
&exynos4_device_pd[PD_CAM],
&s5p_device_fimc_md,
/* NURI Devices */
&nuri_gpio_keys,
&nuri_lcd_device,
&nuri_backlight_device,
&max8903_fixed_reg_dev,
&nuri_max8903_device,
&cam_vdda_fixed_rdev,
&cam_8m_12v_fixed_rdev,
};
static void __init nuri_map_io(void)
{
exynos_init_io(NULL, 0);
s3c24xx_init_clocks(24000000);
s3c24xx_init_uarts(nuri_uartcfgs, ARRAY_SIZE(nuri_uartcfgs));
}
static void __init nuri_reserve(void)
{
s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
}
static void __init nuri_machine_init(void)
{
nuri_sdhci_init();
nuri_tsp_init();
nuri_power_init();
s3c_i2c0_set_platdata(&nuri_i2c0_platdata);
i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
s3c_i2c3_set_platdata(&i2c3_data);
i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs));
s3c_i2c5_set_platdata(NULL);
i2c5_devs[I2C5_MAX8997].irq = gpio_to_irq(EXYNOS4_GPX0(7));
i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
i2c9_devs[I2C9_MAX17042].irq = gpio_to_irq(EXYNOS4_GPX2(3));
i2c_register_board_info(9, i2c9_devs, ARRAY_SIZE(i2c9_devs));
s5p_fimd0_set_platdata(&nuri_fb_pdata);
nuri_camera_init();
nuri_ehci_init();
clk_xusbxti.rate = 24000000;
/* Last */
platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));
s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev;
s5p_device_fimc0.dev.parent = &exynos4_device_pd[PD_CAM].dev;
s5p_device_fimc1.dev.parent = &exynos4_device_pd[PD_CAM].dev;
s5p_device_fimc2.dev.parent = &exynos4_device_pd[PD_CAM].dev;
s5p_device_fimc3.dev.parent = &exynos4_device_pd[PD_CAM].dev;
s5p_device_mipi_csis0.dev.parent = &exynos4_device_pd[PD_CAM].dev;
}
MACHINE_START(NURI, "NURI")
/* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
.atag_offset = 0x100,
.init_irq = exynos4_init_irq,
.map_io = nuri_map_io,
.handle_irq = gic_handle_irq,
.init_machine = nuri_machine_init,
.timer = &exynos4_timer,
.reserve = &nuri_reserve,
.restart = exynos4_restart,
MACHINE_END