path: root/arch/arm/mach-exynos/board-smdk5250-power.c

/* linux/arch/arm/mach-exynos/board-smdk5250-power.c
 *
 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * 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/i2c.h>
#include <linux/regulator/machine.h>
#include <linux/mfd/max8997.h>
#include <linux/mfd/max77686.h>
#include <linux/notifier.h>
#include <linux/reboot.h>

#include <asm/io.h>

#include <plat/devs.h>
#include <plat/iic.h>
#include <plat/pd.h>

#include <mach/ppmu.h>
#include <mach/dev.h>
#include <mach/regs-pmu.h>

#ifdef CONFIG_REGULATOR_S5M8767
#include <linux/mfd/s5m87xx/s5m-core.h>
#include <linux/mfd/s5m87xx/s5m-pmic.h>
#endif

#if defined(CONFIG_EXYNOS_SETUP_THERMAL)
#include <plat/s5p-tmu.h>
#endif

#include "board-smdk5250.h"

#define REG_INFORM4            (S5P_INFORM4)

/* max8997 */
static struct regulator_consumer_supply max8997_buck1 =
	REGULATOR_SUPPLY("vdd_arm", NULL);

static struct regulator_consumer_supply max8997_buck2 =
	REGULATOR_SUPPLY("vdd_int", NULL);

static struct regulator_consumer_supply max8997_buck3 =
	REGULATOR_SUPPLY("vdd_g3d", NULL);

static struct regulator_consumer_supply max8997_buck4 =
	REGULATOR_SUPPLY("vdd_mif", NULL);

static struct regulator_consumer_supply __initdata ldo2_consumer =
	REGULATOR_SUPPLY("vdd_ldo2", NULL);

static struct regulator_consumer_supply __initdata ldo3_consumer =
	REGULATOR_SUPPLY("vdd_ldo3", NULL);

static struct regulator_consumer_supply __initdata ldo4_consumer =
	REGULATOR_SUPPLY("vdd_ldo4", NULL);

static struct regulator_consumer_supply __initdata ldo5_consumer =
	REGULATOR_SUPPLY("vdd_ldo5", NULL);

static struct regulator_consumer_supply __initdata ldo6_consumer =
	REGULATOR_SUPPLY("vdd_ldo6", NULL);

static struct regulator_consumer_supply __initdata ldo7_consumer =
	REGULATOR_SUPPLY("vdd_ldo7", NULL);

static struct regulator_consumer_supply __initdata ldo8_consumer =
	REGULATOR_SUPPLY("vdd_ldo8", NULL);

static struct regulator_consumer_supply __initdata ldo9_consumer =
	REGULATOR_SUPPLY("vdd_ldo9", NULL);

static struct regulator_consumer_supply __initdata ldo10_consumer =
	REGULATOR_SUPPLY("vdd_ldo10", NULL);

static struct regulator_consumer_supply __initdata ldo11_consumer =
	REGULATOR_SUPPLY("vdd_ldo11", NULL);

static struct regulator_consumer_supply __initdata ldo14_consumer =
	REGULATOR_SUPPLY("vdd_ldo14", NULL);

static struct regulator_consumer_supply __initdata ldo21_consumer =
	REGULATOR_SUPPLY("vdd_ldo21", NULL);

static struct regulator_init_data __initdata __maybe_unused max8997_ldo2_data = {
	.constraints	= {
		.name		= "vdd_ldo2 range",
		.min_uV		= 1000000,
		.max_uV		= 1000000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo2_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo3_data = {
	.constraints	= {
		.name		= "vdd_ldo3 range",
		.min_uV		= 1000000,
		.max_uV		= 1000000,
		.apply_uV	= 1,
		.always_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo3_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo4_data = {
	.constraints	= {
		.name		= "vdd_ldo4 range",
		.min_uV		= 1800000,
		.max_uV		= 1800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo4_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo5_data = {
	.constraints	= {
		.name		= "vdd_ldo5 range",
		.min_uV		= 1000000,
		.max_uV		= 1000000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo5_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo6_data = {
	.constraints	= {
		.name		= "vdd_ldo6 range",
		.min_uV		= 1800000,
		.max_uV		= 1800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo6_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo7_data = {
	.constraints	= {
		.name		= "vdd_ldo7 range",
		.min_uV		= 1800000,
		.max_uV		= 1800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo7_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo8_data = {
	.constraints	= {
		.name		= "vdd_ldo8 range",
		.min_uV		= 3300000,
		.max_uV		= 3300000,
		.apply_uV	= 1,
		.always_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo8_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo9_data = {
	.constraints	= {
		.name		= "vdd_ldo9 range",
		.min_uV		= 2800000,
		.max_uV		= 2800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo9_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo10_data = {
	.constraints	= {
		.name		= "vdd_ldo10 range",
		.min_uV		= 1000000,
		.max_uV		= 1000000,
		.apply_uV	= 1,
		.always_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo10_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo11_data = {
	.constraints	= {
		.name		= "vdd_ldo11 range",
		.min_uV		= 2800000,
		.max_uV		= 2800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo11_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo14_data = {
	.constraints	= {
		.name		= "vdd_ldo14 range",
		.min_uV		= 1800000,
		.max_uV		= 1800000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo14_consumer,
};

static struct regulator_init_data __initdata __maybe_unused max8997_ldo21_data = {
	.constraints	= {
		.name		= "vdd_ldo21 range",
		.min_uV		= 1200000,
		.max_uV		= 1200000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &ldo21_consumer,
};

static struct regulator_init_data __initdata max8997_buck1_data = {
	.constraints	= {
		.name		= "vdd_arm range",
		.min_uV		= 800000,
		.max_uV		= 1500000,
		.always_on	= 1,
		.boot_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max8997_buck1,
};

static struct regulator_init_data __initdata max8997_buck2_data = {
	.constraints	= {
		.name		= "vdd_int range",
		.min_uV		= 950000,
		.max_uV		= 1150000,
		.always_on	= 1,
		.boot_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max8997_buck2,
};

static struct regulator_init_data __initdata max8997_buck3_data = {
	.constraints	= {
		.name		= "vdd_g3d range",
		.min_uV		= 850000,
		.max_uV		= 1200000,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max8997_buck3,
};

static struct regulator_init_data __initdata max8997_buck4_data = {
	.constraints	= {
		.name		= "vdd_mif range",
		.min_uV		= 950000,
		.max_uV		= 1200000,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_STATUS,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max8997_buck4,
};

static struct max8997_regulator_data __initdata max8997_regulators[] = {
	{ MAX8997_LDO14, &max8997_ldo14_data, },
	{ MAX8997_BUCK1, &max8997_buck1_data, },
	{ MAX8997_BUCK2, &max8997_buck2_data, },
	{ MAX8997_BUCK3, &max8997_buck3_data, },
	{ MAX8997_BUCK4, &max8997_buck4_data, },
};

static struct max8997_platform_data __initdata smdk5250_max8997_info = {
	.num_regulators = ARRAY_SIZE(max8997_regulators),
	.regulators     = max8997_regulators,

	.buck1_voltage[0] = 1250000, /* 1.25V */
	.buck1_voltage[1] = 1100000, /* 1.1V */
	.buck1_voltage[2] = 1100000, /* 1.1V */
	.buck1_voltage[3] = 1100000, /* 1.1V */
	.buck1_voltage[4] = 1100000, /* 1.1V */
	.buck1_voltage[5] = 1100000, /* 1.1V */
	.buck1_voltage[6] = 1000000, /* 1.0V */
	.buck1_voltage[7] = 950000, /* 0.95V */

	.buck2_voltage[0] = 1150000, /* 1.15V */
	.buck2_voltage[1] = 1000000, /* 1.0V */
	.buck2_voltage[2] = 950000, /* 0.95V */
	.buck2_voltage[3] = 900000, /* 0.9V */
	.buck2_voltage[4] = 1000000, /* 1.0V */
	.buck2_voltage[5] = 1000000, /* 1.0V */
	.buck2_voltage[6] = 950000, /* 0.95V */
	.buck2_voltage[7] = 900000, /* 0.9V */

	.buck5_voltage[0] = 1100000, /* 1.2V */
	.buck5_voltage[1] = 1100000, /* 1.1V */
	.buck5_voltage[2] = 1100000, /* 1.1V */
	.buck5_voltage[3] = 1100000, /* 1.1V */
	.buck5_voltage[4] = 1100000, /* 1.1V */
	.buck5_voltage[5] = 1100000, /* 1.1V */
	.buck5_voltage[6] = 1100000, /* 1.1V */
	.buck5_voltage[7] = 1100000, /* 1.1V */
};

/* max77686 */
static struct regulator_consumer_supply max77686_buck1 =
REGULATOR_SUPPLY("vdd_mif", NULL);

static struct regulator_consumer_supply max77686_buck2 =
REGULATOR_SUPPLY("vdd_arm", NULL);

static struct regulator_consumer_supply max77686_buck3 =
REGULATOR_SUPPLY("vdd_int", NULL);

static struct regulator_consumer_supply max77686_buck4 =
REGULATOR_SUPPLY("vdd_g3d", NULL);

static struct regulator_consumer_supply max77686_ldo11_consumer =
REGULATOR_SUPPLY("vdd_ldo11", NULL);

static struct regulator_consumer_supply max77686_ldo14_consumer =
REGULATOR_SUPPLY("vdd_ldo14", NULL);

static struct regulator_init_data max77686_buck1_data = {
	.constraints = {
		.name = "vdd_mif range",
		.min_uV = 950000,
		.max_uV = 1300000,
		.always_on = 1,
		.boot_on = 1,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies = 1,
	.consumer_supplies = &max77686_buck1,
};

static struct regulator_init_data max77686_buck2_data = {
	.constraints = {
		.name = "vdd_arm range",
		.min_uV = 800000,
		.max_uV = 1350000,
		.always_on = 1,
		.boot_on = 1,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
	},
	.num_consumer_supplies = 1,
	.consumer_supplies = &max77686_buck2,
};

static struct regulator_init_data max77686_buck3_data = {
	.constraints = {
		.name = "vdd_int range",
		.min_uV = 900000,
		.max_uV = 1200000,
		.always_on = 1,
		.boot_on = 1,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
	},
	.num_consumer_supplies = 1,
	.consumer_supplies = &max77686_buck3,
};

static struct regulator_init_data max77686_buck4_data = {
	.constraints = {
		.name = "vdd_g3d range",
		.min_uV = 700000,
		.max_uV = 1300000,
		.boot_on = 1,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_STATUS,
		.state_mem = {
			.disabled = 1,
		},
	},
	.num_consumer_supplies = 1,
	.consumer_supplies = &max77686_buck4,
};

static struct regulator_init_data max77686_ldo11_data = {
	.constraints	= {
		.name		= "vdd_ldo11 range",
		.min_uV		= 1900000,
		.max_uV		= 1900000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max77686_ldo11_consumer,
};

static struct regulator_init_data max77686_ldo14_data = {
	.constraints	= {
		.name		= "vdd_ldo14 range",
		.min_uV		= 1900000,
		.max_uV		= 1900000,
		.apply_uV	= 1,
		.always_on	= 1,
		.state_mem	= {
			.enabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &max77686_ldo14_consumer,
};

static struct max77686_regulator_data max77686_regulators[] = {
	{MAX77686_BUCK1, &max77686_buck1_data,},
	{MAX77686_BUCK2, &max77686_buck2_data,},
	{MAX77686_BUCK3, &max77686_buck3_data,},
	{MAX77686_BUCK4, &max77686_buck4_data,},
	{MAX77686_LDO11, &max77686_ldo11_data,},
	{MAX77686_LDO14, &max77686_ldo14_data,},
};

struct max77686_opmode_data max77686_opmode_data[MAX77686_REG_MAX] = {
	[MAX77686_LDO11] = {MAX77686_LDO11, MAX77686_OPMODE_STANDBY},
	[MAX77686_LDO14] = {MAX77686_LDO14, MAX77686_OPMODE_STANDBY},
	[MAX77686_BUCK1] = {MAX77686_BUCK1, MAX77686_OPMODE_STANDBY},
	[MAX77686_BUCK2] = {MAX77686_BUCK2, MAX77686_OPMODE_STANDBY},
	[MAX77686_BUCK3] = {MAX77686_BUCK3, MAX77686_OPMODE_STANDBY},
	[MAX77686_BUCK4] = {MAX77686_BUCK4, MAX77686_OPMODE_STANDBY},
};

static struct max77686_platform_data smdk5250_max77686_info = {
	.num_regulators = ARRAY_SIZE(max77686_regulators),
	.regulators = max77686_regulators,
	.irq_gpio	= 0,
	.irq_base	= 0,
	.wakeup		= 0,

	.opmode_data = max77686_opmode_data,
	.ramp_rate = MAX77686_RAMP_RATE_27MV,

	.buck2_voltage[0] = 1300000,	/* 1.3V */
	.buck2_voltage[1] = 1000000,	/* 1.0V */
	.buck2_voltage[2] = 950000,	/* 0.95V */
	.buck2_voltage[3] = 900000,	/* 0.9V */
	.buck2_voltage[4] = 1000000,	/* 1.0V */
	.buck2_voltage[5] = 1000000,	/* 1.0V */
	.buck2_voltage[6] = 950000,	/* 0.95V */
	.buck2_voltage[7] = 900000,	/* 0.9V */

	.buck3_voltage[0] = 1037500,	/* 1.0375V */
	.buck3_voltage[1] = 1000000,	/* 1.0V */
	.buck3_voltage[2] = 950000,	/* 0.95V */
	.buck3_voltage[3] = 900000,	/* 0.9V */
	.buck3_voltage[4] = 1000000,	/* 1.0V */
	.buck3_voltage[5] = 1000000,	/* 1.0V */
	.buck3_voltage[6] = 950000,	/* 0.95V */
	.buck3_voltage[7] = 900000,	/* 0.9V */

	.buck4_voltage[0] = 1100000,	/* 1.1V */
	.buck4_voltage[1] = 1000000,	/* 1.0V */
	.buck4_voltage[2] = 950000,	/* 0.95V */
	.buck4_voltage[3] = 900000,	/* 0.9V */
	.buck4_voltage[4] = 1000000,	/* 1.0V */
	.buck4_voltage[5] = 1000000,	/* 1.0V */
	.buck4_voltage[6] = 950000,	/* 0.95V */
	.buck4_voltage[7] = 900000,	/* 0.9V */
};

#ifdef CONFIG_REGULATOR_S5M8767
/* S5M8767 Regulator */
static int s5m_cfg_irq(void)
{
	/* AP_PMIC_IRQ: EINT26 */
	s3c_gpio_cfgpin(EXYNOS5_GPX3(2), S3C_GPIO_SFN(0xF));
	s3c_gpio_setpull(EXYNOS5_GPX3(2), S3C_GPIO_PULL_UP);
	return 0;
}

static struct regulator_consumer_supply s5m8767_buck1_consumer =
	REGULATOR_SUPPLY("vdd_mif", NULL);

static struct regulator_consumer_supply s5m8767_buck2_consumer =
	REGULATOR_SUPPLY("vdd_arm", NULL);

static struct regulator_consumer_supply s5m8767_buck3_consumer =
	REGULATOR_SUPPLY("vdd_int", NULL);

static struct regulator_consumer_supply s5m8767_buck4_consumer =
	REGULATOR_SUPPLY("vdd_g3d", NULL);

static struct regulator_init_data s5m8767_buck1_data = {
	.constraints	= {
		.name		= "vdd_mif range",
		.min_uV		= 950000,
		.max_uV		= 1300000,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_STATUS,
		.always_on = 1,
		.boot_on = 1,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &s5m8767_buck1_consumer,
};

static struct regulator_init_data s5m8767_buck2_data = {
	.constraints	= {
		.name		= "vdd_arm range",
		.min_uV		=  800000,
		.max_uV		= 1350000,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_STATUS,
		.always_on = 1,
		.boot_on = 1,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &s5m8767_buck2_consumer,
};

static struct regulator_init_data s5m8767_buck3_data = {
	.constraints	= {
		.name		= "vdd_int range",
		.min_uV		=  900000,
		.max_uV		= 1200000,
		.apply_uV	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
		.always_on = 1,
		.boot_on = 1,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &s5m8767_buck3_consumer,
};

static struct regulator_init_data s5m8767_buck4_data = {
	.constraints	= {
		.name		= "vdd_g3d range",
		.min_uV		=  850000,
		.max_uV		= 1300000,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS,
		.boot_on = 1,
		.state_mem	= {
			.disabled	= 1,
		},
	},
	.num_consumer_supplies = 1,
	.consumer_supplies = &s5m8767_buck4_consumer,
};

static struct s5m_regulator_data gaia_regulators[] = {
	{S5M8767_BUCK1, &s5m8767_buck1_data},
	{S5M8767_BUCK2, &s5m8767_buck2_data},
	{S5M8767_BUCK3, &s5m8767_buck3_data},
	{S5M8767_BUCK4, &s5m8767_buck4_data},
};

struct s5m_opmode_data s5m8767_opmode_data[S5M8767_REG_MAX] = {
	[S5M8767_BUCK1] = {S5M8767_BUCK1, S5M_OPMODE_STANDBY},
	[S5M8767_BUCK2] = {S5M8767_BUCK2, S5M_OPMODE_STANDBY},
	[S5M8767_BUCK3] = {S5M8767_BUCK3, S5M_OPMODE_STANDBY},
	[S5M8767_BUCK4] = {S5M8767_BUCK4, S5M_OPMODE_STANDBY},
};

static struct s5m_platform_data smdk5250_s5m8767_pdata = {
	.device_type		= S5M8767X,
	.irq_base		= IRQ_BOARD_START,
	.num_regulators		= ARRAY_SIZE(gaia_regulators),
	.regulators		= gaia_regulators,
	.cfg_pmic_irq		= s5m_cfg_irq,
	.wakeup			= 1,
	.opmode_data		= s5m8767_opmode_data,
	.wtsr_smpl		= 1,

	.buck2_voltage[0]	= 1250000,
	.buck2_voltage[1]	= 1200000,
	.buck2_voltage[2]	= 1150000,
	.buck2_voltage[3]	= 1100000,
	.buck2_voltage[4]	= 1050000,
	.buck2_voltage[5]	= 1000000,
	.buck2_voltage[6]	=  950000,
	.buck2_voltage[7]	=  900000,

	.buck3_voltage[0]	= 1100000,
	.buck3_voltage[1]	= 1000000,
	.buck3_voltage[2]	= 950000,
	.buck3_voltage[3]	= 900000,
	.buck3_voltage[4]	= 1100000,
	.buck3_voltage[5]	= 1000000,
	.buck3_voltage[6]	= 950000,
	.buck3_voltage[7]	= 900000,

	.buck4_voltage[0]	= 1200000,
	.buck4_voltage[1]	= 1150000,
	.buck4_voltage[2]	= 1200000,
	.buck4_voltage[3]	= 1100000,
	.buck4_voltage[4]	= 1100000,
	.buck4_voltage[5]	= 1100000,
	.buck4_voltage[6]	= 1100000,
	.buck4_voltage[7]	= 1100000,

	.buck_ramp_delay        = 25,
	.buck2_ramp_enable      = true,
	.buck3_ramp_enable      = true,
	.buck4_ramp_enable      = true,
};
/* End of S5M8767 */
#endif

static struct i2c_board_info i2c_devs0[] __initdata = {
#ifdef CONFIG_REGULATOR_S5M8767
	{
		I2C_BOARD_INFO("s5m87xx", 0xCC >> 1),
		.platform_data = &smdk5250_s5m8767_pdata,
		.irq		= IRQ_EINT(26),
	},
#else
	{
		I2C_BOARD_INFO("max8997", 0x66),
		.platform_data	= &smdk5250_max8997_info,
	}, {
		I2C_BOARD_INFO("max77686", (0x12 >> 1)),
		.platform_data	= &smdk5250_max77686_info,
	},
#endif
};

#ifdef CONFIG_BATTERY_SAMSUNG
static struct platform_device samsung_device_battery = {
	.name	= "samsung-fake-battery",
	.id	= -1,
};
#endif

#ifdef CONFIG_BUSFREQ_OPP
/* BUSFREQ to control memory/bus*/
static struct device_domain busfreq;
#endif

static struct platform_device exynos5_busfreq = {
	.id = -1,
	.name = "exynos-busfreq",
};

#ifdef CONFIG_EXYNOS_SETUP_THERMAL
/* below temperature base on the celcius degree */
struct tmu_data exynos_tmu_data __initdata = {
	.ts = {
		.stop_throttle  = 82,
		.start_throttle = 85,
		.stop_warning  = 95,
		.start_warning = 103,
		.start_tripping = 110, /* temp to do tripping */
	},
	.efuse_value = 55,
	.slope = 0x10008802,
	.mode = 0,
};
#endif

static struct platform_device *smdk5250_power_devices[] __initdata = {
	/* Samsung Power Domain */
	&exynos5_device_pd[PD_MFC],
	&exynos5_device_pd[PD_G3D],
	&exynos5_device_pd[PD_ISP],
	&exynos5_device_pd[PD_GSCL],
	&exynos5_device_pd[PD_DISP1],
	&s3c_device_i2c0,
#ifdef CONFIG_BATTERY_SAMSUNG
	&samsung_device_battery,
#endif
#ifdef CONFIG_EXYNOS_SETUP_THERMAL
	&exynos_device_tmu,
#endif
	&exynos5_busfreq,
};

static int smdk5250_notifier_call(struct notifier_block *this,
					unsigned long code, void *_cmd)
{
	int mode = 0;

	if ((code == SYS_RESTART) && _cmd)
		if (!strcmp((char *)_cmd, "recovery"))
			mode = 0xf;

	__raw_writel(mode, REG_INFORM4);

	return NOTIFY_DONE;
}

static struct notifier_block smdk5250_reboot_notifier = {
	.notifier_call = smdk5250_notifier_call,
};

void __init exynos5_smdk5250_power_init(void)
{
	s3c_i2c0_set_platdata(NULL);
	i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));

#if defined(CONFIG_EXYNOS_DEV_PD) && defined(CONFIG_PM_RUNTIME)
	exynos_pd_enable(&exynos5_device_pd[PD_MFC].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_G3D].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_ISP].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_GSCL].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_DISP1].dev);
#elif defined(CONFIG_EXYNOS_DEV_PD)
	/*
	 * These power domains should be always on
	 * without runtime pm support.
	 */
	exynos_pd_enable(&exynos5_device_pd[PD_MFC].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_G3D].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_ISP].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_GSCL].dev);
	exynos_pd_enable(&exynos5_device_pd[PD_DISP1].dev);
#endif

#ifdef CONFIG_EXYNOS_SETUP_THERMAL
	s5p_tmu_set_platdata(&exynos_tmu_data);
#endif

#ifdef CONFIG_BUSFREQ_OPP
	dev_add(&busfreq, &exynos5_busfreq.dev);
	ppmu_init(&exynos_ppmu[PPMU_CPU], &exynos5_busfreq.dev);
	ppmu_init(&exynos_ppmu[PPMU_DDR_C], &exynos5_busfreq.dev);
	ppmu_init(&exynos_ppmu[PPMU_DDR_R1], &exynos5_busfreq.dev);
	ppmu_init(&exynos_ppmu[PPMU_DDR_L], &exynos5_busfreq.dev);
	ppmu_init(&exynos_ppmu[PPMU_RIGHT0_BUS], &exynos5_busfreq.dev);
#endif
	register_reboot_notifier(&smdk5250_reboot_notifier);

	platform_add_devices(smdk5250_power_devices,
			ARRAY_SIZE(smdk5250_power_devices));
}