text: /* linux/arch/arm/mach-exynos4/mach-universal_c210.c
   *
   * Copyright (c) 2010 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/gpio_keys.h>
  #include <linux/gpio.h>
  #include <linux/interrupt.h>
  #include <linux/fb.h>
  #include <linux/mfd/max8998.h>
  #include <linux/regulator/machine.h>
  #include <linux/regulator/fixed.h>
  #include <linux/regulator/max8952.h>
  #include <linux/mmc/host.h>
  #include <linux/i2c-gpio.h>
  #include <linux/i2c/mcs.h>
  #include <linux/i2c/atmel_mxt_ts.h>
  #include <linux/platform_data/s3c-hsotg.h>
  #include <drm/exynos_drm.h>
  
  #include <asm/mach/arch.h>
  #include <asm/hardware/gic.h>
  #include <asm/mach-types.h>
  
  #include <plat/regs-serial.h>
  #include <plat/clock.h>
  #include <plat/cpu.h>
  #include <plat/devs.h>
  #include <plat/iic.h>
  #include <plat/gpio-cfg.h>
  #include <plat/fb.h>
  #include <plat/mfc.h>
  #include <plat/sdhci.h>
  #include <plat/pd.h>
  #include <plat/regs-fb-v4.h>
  #include <plat/fimc-core.h>
  #include <plat/s5p-time.h>
  #include <plat/camport.h>
  #include <plat/mipi_csis.h>
  
  #include <mach/map.h>
  
  #include <media/v4l2-mediabus.h>
  #include <media/s5p_fimc.h>
  #include <media/m5mols.h>
  #include <media/s5k6aa.h>
  
  #include "common.h"
  
  /* Following are default values for UCON, ULCON and UFCON UART registers */
  #define UNIVERSAL_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\
  				 S3C2410_UCON_RXILEVEL |	\
  				 S3C2410_UCON_TXIRQMODE |	\
  				 S3C2410_UCON_RXIRQMODE |	\
  				 S3C2410_UCON_RXFIFO_TOI |	\
  				 S3C2443_UCON_RXERR_IRQEN)
  
  #define UNIVERSAL_ULCON_DEFAULT	S3C2410_LCON_CS8
  
  #define UNIVERSAL_UFCON_DEFAULT	(S3C2410_UFCON_FIFOMODE |	\
  				 S5PV210_UFCON_TXTRIG256 |	\
  				 S5PV210_UFCON_RXTRIG256)
  
  static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
  	[0] = {
  		.hwport		= 0,
  		.ucon		= UNIVERSAL_UCON_DEFAULT,
  		.ulcon		= UNIVERSAL_ULCON_DEFAULT,
  		.ufcon		= UNIVERSAL_UFCON_DEFAULT,
  	},
  	[1] = {
  		.hwport		= 1,
  		.ucon		= UNIVERSAL_UCON_DEFAULT,
  		.ulcon		= UNIVERSAL_ULCON_DEFAULT,
  		.ufcon		= UNIVERSAL_UFCON_DEFAULT,
  	},
  	[2] = {
  		.hwport		= 2,
  		.ucon		= UNIVERSAL_UCON_DEFAULT,
  		.ulcon		= UNIVERSAL_ULCON_DEFAULT,
  		.ufcon		= UNIVERSAL_UFCON_DEFAULT,
  	},
  	[3] = {
  		.hwport		= 3,
  		.ucon		= UNIVERSAL_UCON_DEFAULT,
  		.ulcon		= UNIVERSAL_ULCON_DEFAULT,
  		.ufcon		= UNIVERSAL_UFCON_DEFAULT,
  	},
  };
  
  static struct regulator_consumer_supply max8952_consumer =
  	REGULATOR_SUPPLY("vdd_arm", NULL);
  
  static struct max8952_platform_data universal_max8952_pdata __initdata = {
  	.gpio_vid0	= EXYNOS4_GPX0(3),
  	.gpio_vid1	= EXYNOS4_GPX0(4),
  	.gpio_en	= -1, /* Not controllable, set "Always High" */
  	.default_mode	= 0, /* vid0 = 0, vid1 = 0 */
  	.dvs_mode	= { 48, 32, 28, 18 }, /* 1.25, 1.20, 1.05, 0.95V */
  	.sync_freq	= 0, /* default: fastest */
  	.ramp_speed	= 0, /* default: fastest */
  
  	.reg_data	= {
  		.constraints	= {
  			.name		= "VARM_1.2V",
  			.min_uV		= 770000,
  			.max_uV		= 1400000,
  			.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
  			.always_on	= 1,
  			.boot_on	= 1,
  		},
  		.num_consumer_supplies	= 1,
  		.consumer_supplies	= &max8952_consumer,
  	},
  };
  
  static struct regulator_consumer_supply lp3974_buck1_consumer =
  	REGULATOR_SUPPLY("vdd_int", NULL);
  
  static struct regulator_consumer_supply lp3974_buck2_consumer =
  	REGULATOR_SUPPLY("vddg3d", NULL);
  
  static struct regulator_consumer_supply lp3974_buck3_consumer[] = {
  	REGULATOR_SUPPLY("vdet", "s5p-sdo"),
  	REGULATOR_SUPPLY("vdd_reg", "0-003c"),
  };
  
  static struct regulator_init_data lp3974_buck1_data = {
  	.constraints	= {
  		.name		= "VINT_1.1V",
  		.min_uV		= 750000,
  		.max_uV		= 1500000,
  		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
  			REGULATOR_CHANGE_STATUS,
  		.boot_on	= 1,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies = 1,
  	.consumer_supplies = &lp3974_buck1_consumer,
  };
  
  static struct regulator_init_data lp3974_buck2_data = {
  	.constraints	= {
  		.name		= "VG3D_1.1V",
  		.min_uV		= 750000,
  		.max_uV		= 1500000,
  		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
  			REGULATOR_CHANGE_STATUS,
  		.boot_on	= 1,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies = 1,
  	.consumer_supplies = &lp3974_buck2_consumer,
  };
  
  static struct regulator_init_data lp3974_buck3_data = {
  	.constraints	= {
  		.name		= "VCC_1.8V",
  		.min_uV		= 1800000,
  		.max_uV		= 1800000,
  		.apply_uV	= 1,
  		.always_on	= 1,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  	.num_consumer_supplies = ARRAY_SIZE(lp3974_buck3_consumer),
  	.consumer_supplies = lp3974_buck3_consumer,
  };
  
  static struct regulator_init_data lp3974_buck4_data = {
  	.constraints	= {
  		.name		= "VMEM_1.2V",
  		.min_uV		= 1200000,
  		.max_uV		= 1200000,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.apply_uV	= 1,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_ldo2_data = {
  	.constraints	= {
  		.name		= "VALIVE_1.2V",
  		.min_uV		= 1200000,
  		.max_uV		= 1200000,
  		.apply_uV	= 1,
  		.always_on	= 1,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  };
  
  static struct regulator_consumer_supply lp3974_ldo3_consumer[] = {
  	REGULATOR_SUPPLY("vusb_a", "s3c-hsotg"),
  	REGULATOR_SUPPLY("vdd", "exynos4-hdmi"),
  	REGULATOR_SUPPLY("vdd_pll", "exynos4-hdmi"),
  	REGULATOR_SUPPLY("vdd11", "s5p-mipi-csis.0"),
  };
  
  static struct regulator_init_data lp3974_ldo3_data = {
  	.constraints	= {
  		.name		= "VUSB+MIPI_1.1V",
  		.min_uV		= 1100000,
  		.max_uV		= 1100000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies = ARRAY_SIZE(lp3974_ldo3_consumer),
  	.consumer_supplies = lp3974_ldo3_consumer,
  };
  
  static struct regulator_consumer_supply lp3974_ldo4_consumer[] = {
  	REGULATOR_SUPPLY("vdd_osc", "exynos4-hdmi"),
  };
  
  static struct regulator_init_data lp3974_ldo4_data = {
  	.constraints	= {
  		.name		= "VADC_3.3V",
  		.min_uV		= 3300000,
  		.max_uV		= 3300000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies = ARRAY_SIZE(lp3974_ldo4_consumer),
  	.consumer_supplies = lp3974_ldo4_consumer,
  };
  
  static struct regulator_init_data lp3974_ldo5_data = {
  	.constraints	= {
  		.name		= "VTF_2.8V",
  		.min_uV		= 2800000,
  		.max_uV		= 2800000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_ldo6_data = {
  	.constraints	= {
  		.name		= "LDO6",
  		.min_uV		= 2000000,
  		.max_uV		= 2000000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_consumer_supply lp3974_ldo7_consumer[] = {
  	REGULATOR_SUPPLY("vdd18", "s5p-mipi-csis.0"),
  };
  
  static struct regulator_init_data lp3974_ldo7_data = {
  	.constraints	= {
  		.name		= "VLCD+VMIPI_1.8V",
  		.min_uV		= 1800000,
  		.max_uV		= 1800000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies	= ARRAY_SIZE(lp3974_ldo7_consumer),
  	.consumer_supplies	= lp3974_ldo7_consumer,
  };
  
  static struct regulator_consumer_supply lp3974_ldo8_consumer[] = {
  	REGULATOR_SUPPLY("vusb_d", "s3c-hsotg"),
  	REGULATOR_SUPPLY("vdd33a_dac", "s5p-sdo"),
  };
  
  static struct regulator_init_data lp3974_ldo8_data = {
  	.constraints	= {
  		.name		= "VUSB+VDAC_3.3V",
  		.min_uV		= 3300000,
  		.max_uV		= 3300000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies = ARRAY_SIZE(lp3974_ldo8_consumer),
  	.consumer_supplies = lp3974_ldo8_consumer,
  };
  
  static struct regulator_consumer_supply lp3974_ldo9_consumer =
  	REGULATOR_SUPPLY("vddio", "0-003c");
  
  static struct regulator_init_data lp3974_ldo9_data = {
  	.constraints	= {
  		.name		= "VCC_2.8V",
  		.min_uV		= 2800000,
  		.max_uV		= 2800000,
  		.apply_uV	= 1,
  		.always_on	= 1,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  	.num_consumer_supplies	= 1,
  	.consumer_supplies	= &lp3974_ldo9_consumer,
  };
  
  static struct regulator_init_data lp3974_ldo10_data = {
  	.constraints	= {
  		.name		= "VPLL_1.1V",
  		.min_uV		= 1100000,
  		.max_uV		= 1100000,
  		.boot_on	= 1,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_consumer_supply lp3974_ldo11_consumer =
  	REGULATOR_SUPPLY("dig_28", "0-001f");
  
  static struct regulator_init_data lp3974_ldo11_data = {
  	.constraints	= {
  		.name		= "CAM_AF_3.3V",
  		.min_uV		= 3300000,
  		.max_uV		= 3300000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies	= 1,
  	.consumer_supplies	= &lp3974_ldo11_consumer,
  };
  
  static struct regulator_init_data lp3974_ldo12_data = {
  	.constraints	= {
  		.name		= "PS_2.8V",
  		.min_uV		= 2800000,
  		.max_uV		= 2800000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_ldo13_data = {
  	.constraints	= {
  		.name		= "VHIC_1.2V",
  		.min_uV		= 1200000,
  		.max_uV		= 1200000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_consumer_supply lp3974_ldo14_consumer =
  	REGULATOR_SUPPLY("dig_18", "0-001f");
  
  static struct regulator_init_data lp3974_ldo14_data = {
  	.constraints	= {
  		.name		= "CAM_I_HOST_1.8V",
  		.min_uV		= 1800000,
  		.max_uV		= 1800000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies	= 1,
  	.consumer_supplies	= &lp3974_ldo14_consumer,
  };
  
  
  static struct regulator_consumer_supply lp3974_ldo15_consumer =
  	REGULATOR_SUPPLY("dig_12", "0-001f");
  
  static struct regulator_init_data lp3974_ldo15_data = {
  	.constraints	= {
  		.name		= "CAM_S_DIG+FM33_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	= 1,
  	.consumer_supplies	= &lp3974_ldo15_consumer,
  };
  
  static struct regulator_consumer_supply lp3974_ldo16_consumer[] = {
  	REGULATOR_SUPPLY("vdda", "0-003c"),
  	REGULATOR_SUPPLY("a_sensor", "0-001f"),
  };
  
  static struct regulator_init_data lp3974_ldo16_data = {
  	.constraints	= {
  		.name		= "CAM_S_ANA_2.8V",
  		.min_uV		= 2800000,
  		.max_uV		= 2800000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  	.num_consumer_supplies	= ARRAY_SIZE(lp3974_ldo16_consumer),
  	.consumer_supplies	= lp3974_ldo16_consumer,
  };
  
  static struct regulator_init_data lp3974_ldo17_data = {
  	.constraints	= {
  		.name		= "VCC_3.0V_LCD",
  		.min_uV		= 3000000,
  		.max_uV		= 3000000,
  		.apply_uV	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.boot_on	= 1,
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_32khz_ap_data = {
  	.constraints	= {
  		.name		= "32KHz AP",
  		.always_on	= 1,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_32khz_cp_data = {
  	.constraints	= {
  		.name		= "32KHz CP",
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_vichg_data = {
  	.constraints	= {
  		.name		= "VICHG",
  		.state_mem	= {
  			.disabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_esafeout1_data = {
  	.constraints	= {
  		.name		= "SAFEOUT1",
  		.min_uV		= 4800000,
  		.max_uV		= 4800000,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.always_on	= 1,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  };
  
  static struct regulator_init_data lp3974_esafeout2_data = {
  	.constraints	= {
  		.name		= "SAFEOUT2",
  		.boot_on	= 1,
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  		.state_mem	= {
  			.enabled	= 1,
  		},
  	},
  };
  
  static struct max8998_regulator_data lp3974_regulators[] = {
  	{ MAX8998_LDO2,  &lp3974_ldo2_data },
  	{ MAX8998_LDO3,  &lp3974_ldo3_data },
  	{ MAX8998_LDO4,  &lp3974_ldo4_data },
  	{ MAX8998_LDO5,  &lp3974_ldo5_data },
  	{ MAX8998_LDO6,  &lp3974_ldo6_data },
  	{ MAX8998_LDO7,  &lp3974_ldo7_data },
  	{ MAX8998_LDO8,  &lp3974_ldo8_data },
  	{ MAX8998_LDO9,  &lp3974_ldo9_data },
  	{ MAX8998_LDO10, &lp3974_ldo10_data },
  	{ MAX8998_LDO11, &lp3974_ldo11_data },
  	{ MAX8998_LDO12, &lp3974_ldo12_data },
  	{ MAX8998_LDO13, &lp3974_ldo13_data },
  	{ MAX8998_LDO14, &lp3974_ldo14_data },
  	{ MAX8998_LDO15, &lp3974_ldo15_data },
  	{ MAX8998_LDO16, &lp3974_ldo16_data },
  	{ MAX8998_LDO17, &lp3974_ldo17_data },
  	{ MAX8998_BUCK1, &lp3974_buck1_data },
  	{ MAX8998_BUCK2, &lp3974_buck2_data },
  	{ MAX8998_BUCK3, &lp3974_buck3_data },
  	{ MAX8998_BUCK4, &lp3974_buck4_data },
  	{ MAX8998_EN32KHZ_AP, &lp3974_32khz_ap_data },
  	{ MAX8998_EN32KHZ_CP, &lp3974_32khz_cp_data },
  	{ MAX8998_ENVICHG, &lp3974_vichg_data },
  	{ MAX8998_ESAFEOUT1, &lp3974_esafeout1_data },
  	{ MAX8998_ESAFEOUT2, &lp3974_esafeout2_data },
  };
  
  static struct max8998_platform_data universal_lp3974_pdata = {
  	.num_regulators		= ARRAY_SIZE(lp3974_regulators),
  	.regulators		= lp3974_regulators,
  	.buck1_voltage1		= 1100000,	/* INT */
  	.buck1_voltage2		= 1000000,
  	.buck1_voltage3		= 1100000,
  	.buck1_voltage4		= 1000000,
  	.buck1_set1		= EXYNOS4_GPX0(5),
  	.buck1_set2		= EXYNOS4_GPX0(6),
  	.buck2_voltage1		= 1200000,	/* G3D */
  	.buck2_voltage2		= 1100000,
  	.buck1_default_idx	= 0,
  	.buck2_set3		= EXYNOS4_GPE2(0),
  	.buck2_default_idx	= 0,
  	.wakeup			= true,
  };
  
  
  enum fixed_regulator_id {
  	FIXED_REG_ID_MMC0,
  	FIXED_REG_ID_HDMI_5V,
  	FIXED_REG_ID_CAM_S_IF,
  	FIXED_REG_ID_CAM_I_CORE,
  	FIXED_REG_ID_CAM_VT_DIO,
  };
  
  static struct regulator_consumer_supply hdmi_fixed_consumer =
  	REGULATOR_SUPPLY("hdmi-en", "exynos4-hdmi");
  
  static struct regulator_init_data hdmi_fixed_voltage_init_data = {
  	.constraints		= {
  		.name		= "HDMI_5V",
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  	},
  	.num_consumer_supplies	= 1,
  	.consumer_supplies	= &hdmi_fixed_consumer,
  };
  
  static struct fixed_voltage_config hdmi_fixed_voltage_config = {
  	.supply_name		= "HDMI_EN1",
  	.microvolts		= 5000000,
  	.gpio			= EXYNOS4_GPE0(1),
  	.enable_high		= true,
  	.init_data		= &hdmi_fixed_voltage_init_data,
  };
  
  static struct platform_device hdmi_fixed_voltage = {
  	.name			= "reg-fixed-voltage",
  	.id			= FIXED_REG_ID_HDMI_5V,
  	.dev			= {
  		.platform_data	= &hdmi_fixed_voltage_config,
  	},
  };
  
  /* GPIO I2C 5 (PMIC) */
  static struct i2c_board_info i2c5_devs[] __initdata = {
  	{
  		I2C_BOARD_INFO("max8952", 0xC0 >> 1),
  		.platform_data	= &universal_max8952_pdata,
  	}, {
  		I2C_BOARD_INFO("lp3974", 0xCC >> 1),
  		.platform_data	= &universal_lp3974_pdata,
  	},
  };
  
  /* I2C3 (TSP) */
  static struct mxt_platform_data qt602240_platform_data = {
  	.x_line		= 19,
  	.y_line		= 11,
  	.x_size		= 800,
  	.y_size		= 480,
  	.blen		= 0x11,
  	.threshold	= 0x28,
  	.voltage	= 2800000,		/* 2.8V */
  	.orient		= MXT_DIAGONAL,
  	.irqflags	= IRQF_TRIGGER_FALLING,
  };
  
  static struct i2c_board_info i2c3_devs[] __initdata = {
  	{
  		I2C_BOARD_INFO("qt602240_ts", 0x4a),
  		.platform_data = &qt602240_platform_data,
  	},
  };
  
  static void __init universal_tsp_init(void)
  {
  	int gpio;
  
  	/* TSP_LDO_ON: XMDMADDR_11 */
  	gpio = EXYNOS4_GPE2(3);
  	gpio_request_one(gpio, GPIOF_OUT_INIT_HIGH, "TSP_LDO_ON");
  	gpio_export(gpio, 0);
  
  	/* TSP_INT: XMDMADDR_7 */
  	gpio = EXYNOS4_GPE1(7);
  	gpio_request(gpio, "TSP_INT");
  
  	s5p_register_gpio_interrupt(gpio);
  	s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
  	s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
  	i2c3_devs[0].irq = gpio_to_irq(gpio);
  }
  
  
  /* GPIO I2C 12 (3 Touchkey) */
  static uint32_t touchkey_keymap[] = {
  	/* MCS_KEY_MAP(value, keycode) */
  	MCS_KEY_MAP(0, KEY_MENU),		/* KEY_SEND */
  	MCS_KEY_MAP(1, KEY_BACK),		/* KEY_END */
  };
  
  static struct mcs_platform_data touchkey_data = {
  	.keymap		= touchkey_keymap,
  	.keymap_size	= ARRAY_SIZE(touchkey_keymap),
  	.key_maxval	= 2,
  };
  
  /* GPIO I2C 3_TOUCH 2.8V */
  #define I2C_GPIO_BUS_12		12
  static struct i2c_gpio_platform_data i2c_gpio12_data = {
  	.sda_pin	= EXYNOS4_GPE4(0),	/* XMDMDATA_8 */
  	.scl_pin	= EXYNOS4_GPE4(1),	/* XMDMDATA_9 */
  };
  
  static struct platform_device i2c_gpio12 = {
  	.name		= "i2c-gpio",
  	.id		= I2C_GPIO_BUS_12,
  	.dev		= {
  		.platform_data	= &i2c_gpio12_data,
  	},
  };
  
  static struct i2c_board_info i2c_gpio12_devs[] __initdata = {
  	{
  		I2C_BOARD_INFO("mcs5080_touchkey", 0x20),
  		.platform_data = &touchkey_data,
  	},
  };
  
  static void __init universal_touchkey_init(void)
  {
  	int gpio;
  
  	gpio = EXYNOS4_GPE3(7);			/* XMDMDATA_7 */
  	gpio_request(gpio, "3_TOUCH_INT");
  	s5p_register_gpio_interrupt(gpio);
  	s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
  	i2c_gpio12_devs[0].irq = gpio_to_irq(gpio);
  
  	gpio = EXYNOS4_GPE3(3);			/* XMDMDATA_3 */
  	gpio_request_one(gpio, GPIOF_OUT_INIT_HIGH, "3_TOUCH_EN");
  }
  
  static struct s3c2410_platform_i2c universal_i2c0_platdata __initdata = {
  	.frequency	= 300 * 1000,
  	.sda_delay	= 200,
  };
  
  /* GPIO KEYS */
  static struct gpio_keys_button universal_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_CONFIG,
  		.gpio			= EXYNOS4_GPX2(2),	/* XEINT18 */
  		.desc			= "gpio-keys: KEY_CONFIG",
  		.type			= EV_KEY,
  		.active_low		= 1,
  		.debounce_interval	= 1,
  	}, {
  		.code			= KEY_CAMERA,
  		.gpio			= EXYNOS4_GPX2(3),	/* XEINT19 */
  		.desc			= "gpio-keys: KEY_CAMERA",
  		.type			= EV_KEY,
  		.active_low		= 1,
  		.debounce_interval	= 1,
  	}, {
  		.code			= KEY_OK,
  		.gpio			= EXYNOS4_GPX3(5),	/* XEINT29 */
  		.desc			= "gpio-keys: KEY_OK",
  		.type			= EV_KEY,
  		.active_low		= 1,
  		.debounce_interval	= 1,
  	},
  };
  
  static struct gpio_keys_platform_data universal_gpio_keys_data = {
  	.buttons	= universal_gpio_keys_tables,
  	.nbuttons	= ARRAY_SIZE(universal_gpio_keys_tables),
  };
  
  static struct platform_device universal_gpio_keys = {
  	.name			= "gpio-keys",
  	.dev			= {
  		.platform_data	= &universal_gpio_keys_data,
  	},
  };
  
  /* eMMC */
  static struct s3c_sdhci_platdata universal_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),
  	.host_caps2		= MMC_CAP2_BROKEN_VOLTAGE,
  	.cd_type		= S3C_SDHCI_CD_PERMANENT,
  };
  
  static struct regulator_consumer_supply mmc0_supplies[] = {
  	REGULATOR_SUPPLY("vmmc", "exynos4-sdhci.0"),
  };
  
  static struct regulator_init_data mmc0_fixed_voltage_init_data = {
  	.constraints		= {
  		.name		= "VMEM_VDD_2.8V",
  		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
  	},
  	.num_consumer_supplies	= ARRAY_SIZE(mmc0_supplies),
  	.consumer_supplies	= mmc0_supplies,
  };
  
  static struct fixed_voltage_config mmc0_fixed_voltage_config = {
  	.supply_name		= "MASSMEMORY_EN",
  	.microvolts		= 2800000,
  	.gpio			= EXYNOS4_GPE1(3),
  	.enable_high		= true,
  	.init_data		= &mmc0_fixed_voltage_init_data,
  };
  
  static struct platform_device mmc0_fixed_voltage = {
  	.name			= "reg-fixed-voltage",
  	.id			= FIXED_REG_ID_MMC0,
  	.dev			= {
  		.platform_data	= &mmc0_fixed_voltage_config,
  	},
  };
  
  /* SD */
  static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = {
  	.max_width		= 4,
  	.host_caps		= MMC_CAP_4_BIT_DATA |
  				MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
  	.ext_cd_gpio		= EXYNOS4_GPX3(4),      /* XEINT_28 */
  	.ext_cd_gpio_invert	= 1,
  	.cd_type		= S3C_SDHCI_CD_GPIO,
  };
  
  /* WiFi */
  static struct s3c_sdhci_platdata universal_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,
  };
  
  static void __init universal_sdhci_init(void)
  {
  	s3c_sdhci0_set_platdata(&universal_hsmmc0_data);
  	s3c_sdhci2_set_platdata(&universal_hsmmc2_data);
  	s3c_sdhci3_set_platdata(&universal_hsmmc3_data);
  }
  
  /* I2C1 */
  static struct i2c_board_info i2c1_devs[] __initdata = {
  	/* Gyro, To be updated */
  };
  
  #ifdef CONFIG_DRM_EXYNOS
  static struct exynos_drm_fimd_pdata drm_fimd_pdata = {
  	.panel = {
  		.timing	= {
  			.left_margin	= 16,
  			.right_margin	= 16,
  			.upper_margin	= 2,
  			.lower_margin	= 28,
  			.hsync_len	= 2,
  			.vsync_len	= 1,
  			.xres		= 480,
  			.yres		= 800,
  			.refresh	= 55,
  		},
  	},
  	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB |
  			  VIDCON0_CLKSEL_LCD,
  	.vidcon1	= VIDCON1_INV_VCLK | VIDCON1_INV_VDEN
  			  | VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
  	.default_win	= 3,
  	.bpp		= 32,
  };
  #else
  /* Frame Buffer */
  static struct s3c_fb_pd_win universal_fb_win0 = {
  	.max_bpp	= 32,
  	.default_bpp	= 16,
  	.xres		= 480,
  	.yres		= 800,
  	.virtual_x	= 480,
  	.virtual_y	= 2 * 800,
  };
  
  static struct fb_videomode universal_lcd_timing = {
  	.left_margin	= 16,
  	.right_margin	= 16,
  	.upper_margin	= 2,
  	.lower_margin	= 28,
  	.hsync_len	= 2,
  	.vsync_len	= 1,
  	.xres		= 480,
  	.yres		= 800,
  	.refresh	= 55,
  };
  
  static struct s3c_fb_platdata universal_lcd_pdata __initdata = {
  	.win[0]		= &universal_fb_win0,
  	.vtiming	= &universal_lcd_timing,
  	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB |
  			  VIDCON0_CLKSEL_LCD,
  	.vidcon1	= VIDCON1_INV_VCLK | VIDCON1_INV_VDEN
  			  | VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
  	.setup_gpio	= exynos4_fimd0_gpio_setup_24bpp,
  };
  #endif
  
  static struct regulator_consumer_supply cam_vt_dio_supply =
  	REGULATOR_SUPPLY("vdd_core", "0-003c");
  
  static struct regulator_init_data cam_vt_dio_reg_init_data = {
  	.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
  	.num_consumer_supplies = 1,
  	.consumer_supplies = &cam_vt_dio_supply,
  };
  
  static struct fixed_voltage_config cam_vt_dio_fixed_voltage_cfg = {
  	.supply_name	= "CAM_VT_D_IO",
  	.microvolts	= 2800000,
  	.gpio		= EXYNOS4_GPE2(1), /* CAM_PWR_EN2 */
  	.enable_high	= 1,
  	.init_data	= &cam_vt_dio_reg_init_data,
  };
  
  static struct platform_device cam_vt_dio_fixed_reg_dev = {
  	.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_VT_DIO,
  	.dev = { .platform_data	= &cam_vt_dio_fixed_voltage_cfg },
  };
  
  static struct regulator_consumer_supply cam_i_core_supply =
  	REGULATOR_SUPPLY("core", "0-001f");
  
  static struct regulator_init_data cam_i_core_reg_init_data = {
  	.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
  	.num_consumer_supplies = 1,
  	.consumer_supplies = &cam_i_core_supply,
  };
  
  static struct fixed_voltage_config cam_i_core_fixed_voltage_cfg = {
  	.supply_name	= "CAM_I_CORE_1.2V",
  	.microvolts	= 1200000,
  	.gpio		= EXYNOS4_GPE2(2),	/* CAM_8M_CORE_EN */
  	.enable_high	= 1,
  	.init_data	= &cam_i_core_reg_init_data,
  };
  
  static struct platform_device cam_i_core_fixed_reg_dev = {
  	.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_I_CORE,
  	.dev = { .platform_data	= &cam_i_core_fixed_voltage_cfg },
  };
  
  static struct regulator_consumer_supply cam_s_if_supply =
  	REGULATOR_SUPPLY("d_sensor", "0-001f");
  
  static struct regulator_init_data cam_s_if_reg_init_data = {
  	.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
  	.num_consumer_supplies = 1,
  	.consumer_supplies = &cam_s_if_supply,
  };
  
  static struct fixed_voltage_config cam_s_if_fixed_voltage_cfg = {
  	.supply_name	= "CAM_S_IF_1.8V",
  	.microvolts	= 1800000,
  	.gpio		= EXYNOS4_GPE3(0),	/* CAM_PWR_EN1 */
  	.enable_high	= 1,
  	.init_data	= &cam_s_if_reg_init_data,
  };
  
  static struct platform_device cam_s_if_fixed_reg_dev = {
  	.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_S_IF,
  	.dev = { .platform_data	= &cam_s_if_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_LEVEL_EN(n)	EXYNOS4_GPE4(n + 3)
  #define GPIO_CAM_8M_ISP_INT	EXYNOS4_GPX1(5)	/* XEINT_13 */
  #define GPIO_CAM_MEGA_nRST	EXYNOS4_GPE2(5)
  #define GPIO_CAM_VGA_NRST	EXYNOS4_GPE4(7)
  #define GPIO_CAM_VGA_NSTBY	EXYNOS4_GPE4(6)
  
  static int s5k6aa_set_power(int on)
  {
  	gpio_set_value(GPIO_CAM_LEVEL_EN(2), !!on);
  	return 0;
  }
  
  static struct s5k6aa_platform_data s5k6aa_platdata = {
  	.mclk_frequency	= 21600000UL,
  	.gpio_reset	= { GPIO_CAM_VGA_NRST, 0 },
  	.gpio_stby	= { GPIO_CAM_VGA_NSTBY, 0 },
  	.bus_type	= V4L2_MBUS_PARALLEL,
  	.horiz_flip	= 1,
  	.set_power	= s5k6aa_set_power,
  };
  
  static struct i2c_board_info s5k6aa_board_info = {
  	I2C_BOARD_INFO("S5K6AA", 0x3C),
  	.platform_data = &s5k6aa_platdata,
  };
  
  static int m5mols_set_power(struct device *dev, int on)
  {
  	gpio_set_value(GPIO_CAM_LEVEL_EN(1), !on);
  	gpio_set_value(GPIO_CAM_LEVEL_EN(2), !!on);
  	return 0;
  }
  
  static struct m5mols_platform_data m5mols_platdata = {
  	.gpio_reset	= GPIO_CAM_MEGA_nRST,
  	.reset_polarity	= 0,
  	.set_power	= m5mols_set_power,
  };
  
  static struct i2c_board_info m5mols_board_info = {
  	I2C_BOARD_INFO("M5MOLS", 0x1F),
  	.platform_data = &m5mols_platdata,
  };
  
  static struct s5p_fimc_isp_info universal_camera_sensors[] = {
  	{
  		.mux_id		= 0,
  		.flags		= V4L2_MBUS_PCLK_SAMPLE_FALLING |
  				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
  		.bus_type	= FIMC_ITU_601,
  		.board_info	= &s5k6aa_board_info,
  		.i2c_bus_num	= 0,
  		.clk_frequency	= 24000000UL,
  	}, {
  		.mux_id		= 0,
  		.flags		= V4L2_MBUS_PCLK_SAMPLE_FALLING |
  				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
  		.bus_type	= FIMC_MIPI_CSI2,
  		.board_info	= &m5mols_board_info,
  		.i2c_bus_num	= 0,
  		.clk_frequency	= 24000000UL,
  		.csi_data_align	= 32,
  	},
  };
  
  static struct s5p_platform_fimc fimc_md_platdata = {
  	.isp_info	= universal_camera_sensors,
  	.num_clients	= ARRAY_SIZE(universal_camera_sensors),
  };
  
  static struct gpio universal_camera_gpios[] = {
  	{ GPIO_CAM_LEVEL_EN(1),	GPIOF_OUT_INIT_HIGH, "CAM_LVL_EN1" },
  	{ GPIO_CAM_LEVEL_EN(2),	GPIOF_OUT_INIT_LOW,  "CAM_LVL_EN2" },
  	{ GPIO_CAM_8M_ISP_INT,	GPIOF_IN,            "8M_ISP_INT"  },
  	{ GPIO_CAM_MEGA_nRST,	GPIOF_OUT_INIT_LOW,  "CAM_8M_NRST" },
  	{ GPIO_CAM_VGA_NRST,	GPIOF_OUT_INIT_LOW,  "CAM_VGA_NRST"  },
  	{ GPIO_CAM_VGA_NSTBY,	GPIOF_OUT_INIT_LOW,  "CAM_VGA_NSTBY" },
  };
  
  /* USB OTG */
  static struct s3c_hsotg_plat universal_hsotg_pdata;
  
  static void __init universal_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(universal_camera_gpios,
  			       ARRAY_SIZE(universal_camera_gpios))) {
  		pr_err("%s: GPIO request failed\n", __func__);
  		return;
  	}
  
  	if (!s3c_gpio_cfgpin(GPIO_CAM_8M_ISP_INT, S3C_GPIO_SFN(0xf)))
  		m5mols_board_info.irq = gpio_to_irq(GPIO_CAM_8M_ISP_INT);
  	else
  		pr_err("Failed to configure 8M_ISP_INT GPIO\n");
  
  	/* Free GPIOs controlled directly by the sensor drivers. */
  	gpio_free(GPIO_CAM_MEGA_nRST);
  	gpio_free(GPIO_CAM_8M_ISP_INT);
  	gpio_free(GPIO_CAM_VGA_NRST);
  	gpio_free(GPIO_CAM_VGA_NSTBY);
  
  	if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A))
  		pr_err("Camera port A setup failed\n");
  }
  
  static struct platform_device *universal_devices[] __initdata = {
  	/* Samsung Platform Devices */
  	&s5p_device_mipi_csis0,
  	&s5p_device_fimc0,
  	&s5p_device_fimc1,
  	&s5p_device_fimc2,
  	&s5p_device_fimc3,
  	&s5p_device_g2d,
  	&mmc0_fixed_voltage,
  	&s3c_device_hsmmc0,
  	&s3c_device_hsmmc2,
  	&s3c_device_hsmmc3,
  	&s3c_device_i2c0,
  	&s3c_device_i2c3,
  	&s3c_device_i2c5,
  	&s5p_device_i2c_hdmiphy,
  	&hdmi_fixed_voltage,
  	&s5p_device_hdmi,
  	&s5p_device_sdo,
  	&s5p_device_mixer,
  
  	/* Universal Devices */
  	&i2c_gpio12,
  	&universal_gpio_keys,
  	&s5p_device_onenand,
  	&s5p_device_fimd0,
  	&s5p_device_jpeg,
  #ifdef CONFIG_DRM_EXYNOS
  	&exynos_device_drm,
  #endif
  	&s3c_device_usb_hsotg,
  	&s5p_device_mfc,
  	&s5p_device_mfc_l,
  	&s5p_device_mfc_r,
  	&cam_vt_dio_fixed_reg_dev,
  	&cam_i_core_fixed_reg_dev,
  	&cam_s_if_fixed_reg_dev,
  	&s5p_device_fimc_md,
  };
  
  static void __init universal_map_io(void)
  {
  	clk_xusbxti.rate = 24000000;
  	exynos_init_io(NULL, 0);
  	s3c24xx_init_clocks(24000000);
  	s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
  	s5p_set_timer_source(S5P_PWM2, S5P_PWM4);
  }
  
  static void s5p_tv_setup(void)
  {
  	/* direct HPD to HDMI chip */
  	gpio_request_one(EXYNOS4_GPX3(7), GPIOF_IN, "hpd-plug");
  	s3c_gpio_cfgpin(EXYNOS4_GPX3(7), S3C_GPIO_SFN(0x3));
  	s3c_gpio_setpull(EXYNOS4_GPX3(7), S3C_GPIO_PULL_NONE);
  }
  
  static void __init universal_reserve(void)
  {
  	s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
  }
  
  static void __init universal_machine_init(void)
  {
  	universal_sdhci_init();
  	s5p_tv_setup();
  
  	s3c_i2c0_set_platdata(&universal_i2c0_platdata);
  	i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
  
  	universal_tsp_init();
  	s3c_i2c3_set_platdata(NULL);
  	i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs));
  
  	s3c_i2c5_set_platdata(NULL);
  	s5p_i2c_hdmiphy_set_platdata(NULL);
  	i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
  
  #ifdef CONFIG_DRM_EXYNOS
  	s5p_device_fimd0.dev.platform_data = &drm_fimd_pdata;
  	exynos4_fimd0_gpio_setup_24bpp();
  #else
  	s5p_fimd0_set_platdata(&universal_lcd_pdata);
  #endif
  
  	universal_touchkey_init();
  	i2c_register_board_info(I2C_GPIO_BUS_12, i2c_gpio12_devs,
  			ARRAY_SIZE(i2c_gpio12_devs));
  
  	s3c_hsotg_set_platdata(&universal_hsotg_pdata);
  	universal_camera_init();
  
  	/* Last */
  	platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
  }
  
  MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
  	/* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
  	.atag_offset	= 0x100,
  	.init_irq	= exynos4_init_irq,
  	.map_io		= universal_map_io,
  	.handle_irq	= gic_handle_irq,
  	.init_machine	= universal_machine_init,
  	.init_late	= exynos_init_late,
  	.timer		= &s5p_timer,
  	.reserve        = &universal_reserve,
  	.restart	= exynos4_restart,
  MACHINE_END
  