include/linux/mfd/tps65217.h - kernel/msm-4.19 - Gitiles

 /*
  * linux/mfd/tps65217.h
  *
  * Functions to access TPS65217 power management chip.
  *
  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation version 2.
  *
  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  * kind, whether express or implied; without even the implied warranty
  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  */

 #ifndef __LINUX_MFD_TPS65217_H
 #define __LINUX_MFD_TPS65217_H

 #include <linux/i2c.h>
 #include <linux/regulator/driver.h>
 #include <linux/regulator/machine.h>

 /* I2C ID for TPS65217 part */
 #define TPS65217_I2C_ID			0x24

 /* All register addresses */
 #define TPS65217_REG_CHIPID		0X00
 #define TPS65217_REG_PPATH		0X01
 #define TPS65217_REG_INT		0X02
 #define TPS65217_REG_CHGCONFIG0		0X03
 #define TPS65217_REG_CHGCONFIG1		0X04
 #define TPS65217_REG_CHGCONFIG2		0X05
 #define TPS65217_REG_CHGCONFIG3		0X06
 #define TPS65217_REG_WLEDCTRL1		0X07
 #define TPS65217_REG_WLEDCTRL2		0X08
 #define TPS65217_REG_MUXCTRL		0X09
 #define TPS65217_REG_STATUS		0X0A
 #define TPS65217_REG_PASSWORD		0X0B
 #define TPS65217_REG_PGOOD		0X0C
 #define TPS65217_REG_DEFPG		0X0D
 #define TPS65217_REG_DEFDCDC1		0X0E
 #define TPS65217_REG_DEFDCDC2		0X0F
 #define TPS65217_REG_DEFDCDC3		0X10
 #define TPS65217_REG_DEFSLEW		0X11
 #define TPS65217_REG_DEFLDO1		0X12
 #define TPS65217_REG_DEFLDO2		0X13
 #define TPS65217_REG_DEFLS1		0X14
 #define TPS65217_REG_DEFLS2		0X15
 #define TPS65217_REG_ENABLE		0X16
 #define TPS65217_REG_DEFUVLO		0X18
 #define TPS65217_REG_SEQ1		0X19
 #define TPS65217_REG_SEQ2		0X1A
 #define TPS65217_REG_SEQ3		0X1B
 #define TPS65217_REG_SEQ4		0X1C
 #define TPS65217_REG_SEQ5		0X1D
 #define TPS65217_REG_SEQ6		0X1E

 /* Register field definitions */
 #define TPS65217_CHIPID_CHIP_MASK	0xF0
 #define TPS65217_CHIPID_REV_MASK	0x0F

 #define TPS65217_PPATH_ACSINK_ENABLE	BIT(7)
 #define TPS65217_PPATH_USBSINK_ENABLE	BIT(6)
 #define TPS65217_PPATH_AC_PW_ENABLE	BIT(5)
 #define TPS65217_PPATH_USB_PW_ENABLE	BIT(4)
 #define TPS65217_PPATH_AC_CURRENT_MASK	0x0C
 #define TPS65217_PPATH_USB_CURRENT_MASK	0x03

 #define TPS65217_INT_PBM		BIT(6)
 #define TPS65217_INT_ACM		BIT(5)
 #define TPS65217_INT_USBM		BIT(4)
 #define TPS65217_INT_PBI		BIT(2)
 #define TPS65217_INT_ACI		BIT(1)
 #define TPS65217_INT_USBI		BIT(0)

 #define TPS65217_CHGCONFIG0_TREG	BIT(7)
 #define TPS65217_CHGCONFIG0_DPPM	BIT(6)
 #define TPS65217_CHGCONFIG0_TSUSP	BIT(5)
 #define TPS65217_CHGCONFIG0_TERMI	BIT(4)
 #define TPS65217_CHGCONFIG0_ACTIVE	BIT(3)
 #define TPS65217_CHGCONFIG0_CHGTOUT	BIT(2)
 #define TPS65217_CHGCONFIG0_PCHGTOUT	BIT(1)
 #define TPS65217_CHGCONFIG0_BATTEMP	BIT(0)

 #define TPS65217_CHGCONFIG1_TMR_MASK	0xC0
 #define TPS65217_CHGCONFIG1_TMR_ENABLE	BIT(5)
 #define TPS65217_CHGCONFIG1_NTC_TYPE	BIT(4)
 #define TPS65217_CHGCONFIG1_RESET	BIT(3)
 #define TPS65217_CHGCONFIG1_TERM	BIT(2)
 #define TPS65217_CHGCONFIG1_SUSP	BIT(1)
 #define TPS65217_CHGCONFIG1_CHG_EN	BIT(0)

 #define TPS65217_CHGCONFIG2_DYNTMR	BIT(7)
 #define TPS65217_CHGCONFIG2_VPREGHG	BIT(6)
 #define TPS65217_CHGCONFIG2_VOREG_MASK	0x30

 #define TPS65217_CHGCONFIG3_ICHRG_MASK	0xC0
 #define TPS65217_CHGCONFIG3_DPPMTH_MASK	0x30
 #define TPS65217_CHGCONFIG2_PCHRGT	BIT(3)
 #define TPS65217_CHGCONFIG2_TERMIF	0x06
 #define TPS65217_CHGCONFIG2_TRANGE	BIT(0)

 #define TPS65217_WLEDCTRL1_ISINK_ENABLE	BIT(3)
 #define TPS65217_WLEDCTRL1_ISEL		BIT(2)
 #define TPS65217_WLEDCTRL1_FDIM_MASK	0x03

 #define TPS65217_WLEDCTRL2_DUTY_MASK	0x7F

 #define TPS65217_MUXCTRL_MUX_MASK	0x07

 #define TPS65217_STATUS_OFF		BIT(7)
 #define TPS65217_STATUS_ACPWR		BIT(3)
 #define TPS65217_STATUS_USBPWR		BIT(2)
 #define TPS65217_STATUS_PB		BIT(0)

 #define TPS65217_PASSWORD_REGS_UNLOCK	0x7D

 #define TPS65217_PGOOD_LDO3_PG		BIT(6)
 #define TPS65217_PGOOD_LDO4_PG		BIT(5)
 #define TPS65217_PGOOD_DC1_PG		BIT(4)
 #define TPS65217_PGOOD_DC2_PG		BIT(3)
 #define TPS65217_PGOOD_DC3_PG		BIT(2)
 #define TPS65217_PGOOD_LDO1_PG		BIT(1)
 #define TPS65217_PGOOD_LDO2_PG		BIT(0)

 #define TPS65217_DEFPG_LDO1PGM		BIT(3)
 #define TPS65217_DEFPG_LDO2PGM		BIT(2)
 #define TPS65217_DEFPG_PGDLY_MASK	0x03

 #define TPS65217_DEFDCDCX_XADJX		BIT(7)
 #define TPS65217_DEFDCDCX_DCDC_MASK	0x3F

 #define TPS65217_DEFSLEW_GO		BIT(7)
 #define TPS65217_DEFSLEW_GODSBL		BIT(6)
 #define TPS65217_DEFSLEW_PFM_EN1	BIT(5)
 #define TPS65217_DEFSLEW_PFM_EN2	BIT(4)
 #define TPS65217_DEFSLEW_PFM_EN3	BIT(3)
 #define TPS65217_DEFSLEW_SLEW_MASK	0x07

 #define TPS65217_DEFLDO1_LDO1_MASK	0x0F

 #define TPS65217_DEFLDO2_TRACK		BIT(6)
 #define TPS65217_DEFLDO2_LDO2_MASK	0x3F

 #define TPS65217_DEFLDO3_LDO3_EN	BIT(5)
 #define TPS65217_DEFLDO3_LDO3_MASK	0x1F

 #define TPS65217_DEFLDO4_LDO4_EN	BIT(5)
 #define TPS65217_DEFLDO4_LDO4_MASK	0x1F

 #define TPS65217_ENABLE_LS1_EN		BIT(6)
 #define TPS65217_ENABLE_LS2_EN		BIT(5)
 #define TPS65217_ENABLE_DC1_EN		BIT(4)
 #define TPS65217_ENABLE_DC2_EN		BIT(3)
 #define TPS65217_ENABLE_DC3_EN		BIT(2)
 #define TPS65217_ENABLE_LDO1_EN		BIT(1)
 #define TPS65217_ENABLE_LDO2_EN		BIT(0)

 #define TPS65217_DEFUVLO_UVLOHYS	BIT(2)
 #define TPS65217_DEFUVLO_UVLO_MASK	0x03

 #define TPS65217_SEQ1_DC1_SEQ_MASK	0xF0
 #define TPS65217_SEQ1_DC2_SEQ_MASK	0x0F

 #define TPS65217_SEQ2_DC3_SEQ_MASK	0xF0
 #define TPS65217_SEQ2_LDO1_SEQ_MASK	0x0F

 #define TPS65217_SEQ3_LDO2_SEQ_MASK	0xF0
 #define TPS65217_SEQ3_LDO3_SEQ_MASK	0x0F

 #define TPS65217_SEQ4_LDO4_SEQ_MASK	0xF0

 #define TPS65217_SEQ5_DLY1_MASK		0xC0
 #define TPS65217_SEQ5_DLY2_MASK		0x30
 #define TPS65217_SEQ5_DLY3_MASK		0x0C
 #define TPS65217_SEQ5_DLY4_MASK		0x03

 #define TPS65217_SEQ6_DLY5_MASK		0xC0
 #define TPS65217_SEQ6_DLY6_MASK		0x30
 #define TPS65217_SEQ6_SEQUP		BIT(2)
 #define TPS65217_SEQ6_SEQDWN		BIT(1)
 #define TPS65217_SEQ6_INSTDWN		BIT(0)

 #define TPS65217_MAX_REGISTER		0x1E
 #define TPS65217_PROTECT_NONE		0
 #define TPS65217_PROTECT_L1		1
 #define TPS65217_PROTECT_L2		2


 enum tps65217_regulator_id {
 	/* DCDC's */
 	TPS65217_DCDC_1,
 	TPS65217_DCDC_2,
 	TPS65217_DCDC_3,
 	/* LDOs */
 	TPS65217_LDO_1,
 	TPS65217_LDO_2,
 	TPS65217_LDO_3,
 	TPS65217_LDO_4,
 };

 #define TPS65217_MAX_REG_ID		TPS65217_LDO_4

 /* Number of step-down converters available */
 #define TPS65217_NUM_DCDC		3
 /* Number of LDO voltage regulators available */
 #define TPS65217_NUM_LDO		4
 /* Number of total regulators available */
 #define TPS65217_NUM_REGULATOR		(TPS65217_NUM_DCDC + TPS65217_NUM_LDO)

 /**
  * struct tps65217_board - packages regulator init data
  * @tps65217_regulator_data: regulator initialization values
  *
  * Board data may be used to initialize regulator.
  */
 struct tps65217_board {
 	struct regulator_init_data *tps65217_init_data[TPS65217_NUM_REGULATOR];
 	struct device_node *of_node[TPS65217_NUM_REGULATOR];
 };

 /**
  * struct tps_info - packages regulator constraints
  * @name:		Voltage regulator name
  * @min_uV:		minimum micro volts
  * @max_uV:		minimum micro volts
  * @vsel_to_uv:		Function pointer to get voltage from selector
  * @uv_to_vsel:		Function pointer to get selector from voltage
  *
  * This data is used to check the regualtor voltage limits while setting.
  */
 struct tps_info {
 	const char *name;
 	int min_uV;
 	int max_uV;
 	int (*vsel_to_uv)(unsigned int vsel);
 	int (*uv_to_vsel)(int uV, unsigned int *vsel);
 };

 /**
  * struct tps65217 - tps65217 sub-driver chip access routines
  *
  * Device data may be used to access the TPS65217 chip
  */

 struct tps65217 {
 	struct device *dev;
 	struct tps65217_board *pdata;
 	struct regulator_desc desc[TPS65217_NUM_REGULATOR];
 	struct regulator_dev *rdev[TPS65217_NUM_REGULATOR];
 	struct tps_info *info[TPS65217_NUM_REGULATOR];
 	struct regmap *regmap;

 	/* Client devices */
 	struct platform_device *regulator_pdev[TPS65217_NUM_REGULATOR];
 };

 static inline struct tps65217 *dev_to_tps65217(struct device *dev)
 {
 	return dev_get_drvdata(dev);
 }

 int tps65217_reg_read(struct tps65217 *tps, unsigned int reg,
 					unsigned int *val);
 int tps65217_reg_write(struct tps65217 *tps, unsigned int reg,
 			unsigned int val, unsigned int level);
 int tps65217_set_bits(struct tps65217 *tps, unsigned int reg,
 		unsigned int mask, unsigned int val, unsigned int level);
 int tps65217_clear_bits(struct tps65217 *tps, unsigned int reg,
 		unsigned int mask, unsigned int level);

 #endif /*  __LINUX_MFD_TPS65217_H */
	/*
	* linux/mfd/tps65217.h
	*
	* Functions to access TPS65217 power management chip.
	*
	* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License as
	* published by the Free Software Foundation version 2.
	*
	* This program is distributed "as is" WITHOUT ANY WARRANTY of any
	* kind, whether express or implied; without even the implied warranty
	* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*/

	#ifndef __LINUX_MFD_TPS65217_H
	#define __LINUX_MFD_TPS65217_H

	#include <linux/i2c.h>
	#include <linux/regulator/driver.h>
	#include <linux/regulator/machine.h>

	/* I2C ID for TPS65217 part */
	#define TPS65217_I2C_ID 0x24

	/* All register addresses */
	#define TPS65217_REG_CHIPID 0X00
	#define TPS65217_REG_PPATH 0X01
	#define TPS65217_REG_INT 0X02
	#define TPS65217_REG_CHGCONFIG0 0X03
	#define TPS65217_REG_CHGCONFIG1 0X04
	#define TPS65217_REG_CHGCONFIG2 0X05
	#define TPS65217_REG_CHGCONFIG3 0X06
	#define TPS65217_REG_WLEDCTRL1 0X07
	#define TPS65217_REG_WLEDCTRL2 0X08
	#define TPS65217_REG_MUXCTRL 0X09
	#define TPS65217_REG_STATUS 0X0A
	#define TPS65217_REG_PASSWORD 0X0B
	#define TPS65217_REG_PGOOD 0X0C
	#define TPS65217_REG_DEFPG 0X0D
	#define TPS65217_REG_DEFDCDC1 0X0E
	#define TPS65217_REG_DEFDCDC2 0X0F
	#define TPS65217_REG_DEFDCDC3 0X10
	#define TPS65217_REG_DEFSLEW 0X11
	#define TPS65217_REG_DEFLDO1 0X12
	#define TPS65217_REG_DEFLDO2 0X13
	#define TPS65217_REG_DEFLS1 0X14
	#define TPS65217_REG_DEFLS2 0X15
	#define TPS65217_REG_ENABLE 0X16
	#define TPS65217_REG_DEFUVLO 0X18
	#define TPS65217_REG_SEQ1 0X19
	#define TPS65217_REG_SEQ2 0X1A
	#define TPS65217_REG_SEQ3 0X1B
	#define TPS65217_REG_SEQ4 0X1C
	#define TPS65217_REG_SEQ5 0X1D
	#define TPS65217_REG_SEQ6 0X1E

	/* Register field definitions */
	#define TPS65217_CHIPID_CHIP_MASK 0xF0
	#define TPS65217_CHIPID_REV_MASK 0x0F

	#define TPS65217_PPATH_ACSINK_ENABLE BIT(7)
	#define TPS65217_PPATH_USBSINK_ENABLE BIT(6)
	#define TPS65217_PPATH_AC_PW_ENABLE BIT(5)
	#define TPS65217_PPATH_USB_PW_ENABLE BIT(4)
	#define TPS65217_PPATH_AC_CURRENT_MASK 0x0C
	#define TPS65217_PPATH_USB_CURRENT_MASK 0x03

	#define TPS65217_INT_PBM BIT(6)
	#define TPS65217_INT_ACM BIT(5)
	#define TPS65217_INT_USBM BIT(4)
	#define TPS65217_INT_PBI BIT(2)
	#define TPS65217_INT_ACI BIT(1)
	#define TPS65217_INT_USBI BIT(0)

	#define TPS65217_CHGCONFIG0_TREG BIT(7)
	#define TPS65217_CHGCONFIG0_DPPM BIT(6)
	#define TPS65217_CHGCONFIG0_TSUSP BIT(5)
	#define TPS65217_CHGCONFIG0_TERMI BIT(4)
	#define TPS65217_CHGCONFIG0_ACTIVE BIT(3)
	#define TPS65217_CHGCONFIG0_CHGTOUT BIT(2)
	#define TPS65217_CHGCONFIG0_PCHGTOUT BIT(1)
	#define TPS65217_CHGCONFIG0_BATTEMP BIT(0)

	#define TPS65217_CHGCONFIG1_TMR_MASK 0xC0
	#define TPS65217_CHGCONFIG1_TMR_ENABLE BIT(5)
	#define TPS65217_CHGCONFIG1_NTC_TYPE BIT(4)
	#define TPS65217_CHGCONFIG1_RESET BIT(3)
	#define TPS65217_CHGCONFIG1_TERM BIT(2)
	#define TPS65217_CHGCONFIG1_SUSP BIT(1)
	#define TPS65217_CHGCONFIG1_CHG_EN BIT(0)

	#define TPS65217_CHGCONFIG2_DYNTMR BIT(7)
	#define TPS65217_CHGCONFIG2_VPREGHG BIT(6)
	#define TPS65217_CHGCONFIG2_VOREG_MASK 0x30

	#define TPS65217_CHGCONFIG3_ICHRG_MASK 0xC0
	#define TPS65217_CHGCONFIG3_DPPMTH_MASK 0x30
	#define TPS65217_CHGCONFIG2_PCHRGT BIT(3)
	#define TPS65217_CHGCONFIG2_TERMIF 0x06
	#define TPS65217_CHGCONFIG2_TRANGE BIT(0)

	#define TPS65217_WLEDCTRL1_ISINK_ENABLE BIT(3)
	#define TPS65217_WLEDCTRL1_ISEL BIT(2)
	#define TPS65217_WLEDCTRL1_FDIM_MASK 0x03

	#define TPS65217_WLEDCTRL2_DUTY_MASK 0x7F

	#define TPS65217_MUXCTRL_MUX_MASK 0x07

	#define TPS65217_STATUS_OFF BIT(7)
	#define TPS65217_STATUS_ACPWR BIT(3)
	#define TPS65217_STATUS_USBPWR BIT(2)
	#define TPS65217_STATUS_PB BIT(0)

	#define TPS65217_PASSWORD_REGS_UNLOCK 0x7D

	#define TPS65217_PGOOD_LDO3_PG BIT(6)
	#define TPS65217_PGOOD_LDO4_PG BIT(5)
	#define TPS65217_PGOOD_DC1_PG BIT(4)
	#define TPS65217_PGOOD_DC2_PG BIT(3)
	#define TPS65217_PGOOD_DC3_PG BIT(2)
	#define TPS65217_PGOOD_LDO1_PG BIT(1)
	#define TPS65217_PGOOD_LDO2_PG BIT(0)

	#define TPS65217_DEFPG_LDO1PGM BIT(3)
	#define TPS65217_DEFPG_LDO2PGM BIT(2)
	#define TPS65217_DEFPG_PGDLY_MASK 0x03

	#define TPS65217_DEFDCDCX_XADJX BIT(7)
	#define TPS65217_DEFDCDCX_DCDC_MASK 0x3F

	#define TPS65217_DEFSLEW_GO BIT(7)
	#define TPS65217_DEFSLEW_GODSBL BIT(6)
	#define TPS65217_DEFSLEW_PFM_EN1 BIT(5)
	#define TPS65217_DEFSLEW_PFM_EN2 BIT(4)
	#define TPS65217_DEFSLEW_PFM_EN3 BIT(3)
	#define TPS65217_DEFSLEW_SLEW_MASK 0x07

	#define TPS65217_DEFLDO1_LDO1_MASK 0x0F

	#define TPS65217_DEFLDO2_TRACK BIT(6)
	#define TPS65217_DEFLDO2_LDO2_MASK 0x3F

	#define TPS65217_DEFLDO3_LDO3_EN BIT(5)
	#define TPS65217_DEFLDO3_LDO3_MASK 0x1F

	#define TPS65217_DEFLDO4_LDO4_EN BIT(5)
	#define TPS65217_DEFLDO4_LDO4_MASK 0x1F

	#define TPS65217_ENABLE_LS1_EN BIT(6)
	#define TPS65217_ENABLE_LS2_EN BIT(5)
	#define TPS65217_ENABLE_DC1_EN BIT(4)
	#define TPS65217_ENABLE_DC2_EN BIT(3)
	#define TPS65217_ENABLE_DC3_EN BIT(2)
	#define TPS65217_ENABLE_LDO1_EN BIT(1)
	#define TPS65217_ENABLE_LDO2_EN BIT(0)

	#define TPS65217_DEFUVLO_UVLOHYS BIT(2)
	#define TPS65217_DEFUVLO_UVLO_MASK 0x03

	#define TPS65217_SEQ1_DC1_SEQ_MASK 0xF0
	#define TPS65217_SEQ1_DC2_SEQ_MASK 0x0F

	#define TPS65217_SEQ2_DC3_SEQ_MASK 0xF0
	#define TPS65217_SEQ2_LDO1_SEQ_MASK 0x0F

	#define TPS65217_SEQ3_LDO2_SEQ_MASK 0xF0
	#define TPS65217_SEQ3_LDO3_SEQ_MASK 0x0F

	#define TPS65217_SEQ4_LDO4_SEQ_MASK 0xF0

	#define TPS65217_SEQ5_DLY1_MASK 0xC0
	#define TPS65217_SEQ5_DLY2_MASK 0x30
	#define TPS65217_SEQ5_DLY3_MASK 0x0C
	#define TPS65217_SEQ5_DLY4_MASK 0x03

	#define TPS65217_SEQ6_DLY5_MASK 0xC0
	#define TPS65217_SEQ6_DLY6_MASK 0x30
	#define TPS65217_SEQ6_SEQUP BIT(2)
	#define TPS65217_SEQ6_SEQDWN BIT(1)
	#define TPS65217_SEQ6_INSTDWN BIT(0)

	#define TPS65217_MAX_REGISTER 0x1E
	#define TPS65217_PROTECT_NONE 0
	#define TPS65217_PROTECT_L1 1
	#define TPS65217_PROTECT_L2 2


	enum tps65217_regulator_id {
	/* DCDC's */
	TPS65217_DCDC_1,
	TPS65217_DCDC_2,
	TPS65217_DCDC_3,
	/* LDOs */
	TPS65217_LDO_1,
	TPS65217_LDO_2,
	TPS65217_LDO_3,
	TPS65217_LDO_4,
	};

	#define TPS65217_MAX_REG_ID TPS65217_LDO_4

	/* Number of step-down converters available */
	#define TPS65217_NUM_DCDC 3
	/* Number of LDO voltage regulators available */
	#define TPS65217_NUM_LDO 4
	/* Number of total regulators available */
	#define TPS65217_NUM_REGULATOR (TPS65217_NUM_DCDC + TPS65217_NUM_LDO)

	/**
	* struct tps65217_board - packages regulator init data
	* @tps65217_regulator_data: regulator initialization values
	*
	* Board data may be used to initialize regulator.
	*/
	struct tps65217_board {
	struct regulator_init_data *tps65217_init_data[TPS65217_NUM_REGULATOR];
	struct device_node *of_node[TPS65217_NUM_REGULATOR];
	};

	/**
	* struct tps_info - packages regulator constraints
	* @name: Voltage regulator name
	* @min_uV: minimum micro volts
	* @max_uV: minimum micro volts
	* @vsel_to_uv: Function pointer to get voltage from selector
	* @uv_to_vsel: Function pointer to get selector from voltage
	*
	* This data is used to check the regualtor voltage limits while setting.
	*/
	struct tps_info {
	const char *name;
	int min_uV;
	int max_uV;
	int (*vsel_to_uv)(unsigned int vsel);
	int (uv_to_vsel)(int uV, unsigned int vsel);
	};

	/**
	* struct tps65217 - tps65217 sub-driver chip access routines
	*
	* Device data may be used to access the TPS65217 chip
	*/

	struct tps65217 {
	struct device *dev;
	struct tps65217_board *pdata;
	struct regulator_desc desc[TPS65217_NUM_REGULATOR];
	struct regulator_dev *rdev[TPS65217_NUM_REGULATOR];
	struct tps_info *info[TPS65217_NUM_REGULATOR];
	struct regmap *regmap;

	/* Client devices */
	struct platform_device *regulator_pdev[TPS65217_NUM_REGULATOR];
	};

	static inline struct tps65217 dev_to_tps65217(struct device dev)
	{
	return dev_get_drvdata(dev);
	}

	int tps65217_reg_read(struct tps65217 *tps, unsigned int reg,
	unsigned int *val);
	int tps65217_reg_write(struct tps65217 *tps, unsigned int reg,
	unsigned int val, unsigned int level);
	int tps65217_set_bits(struct tps65217 *tps, unsigned int reg,
	unsigned int mask, unsigned int val, unsigned int level);
	int tps65217_clear_bits(struct tps65217 *tps, unsigned int reg,
	unsigned int mask, unsigned int level);

	#endif /* __LINUX_MFD_TPS65217_H */