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/*
* linux/mfd/tps65218.h
*
* Functions to access TPS65219 power management chip.
*
* Copyright (C) 2014 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 version 2 as
* published by the Free Software Foundation.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether expressed or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License version 2 for more details.
*/
#ifndef __LINUX_MFD_TPS65218_H
#define __LINUX_MFD_TPS65218_H
#include <linux/i2c.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/bitops.h>
/* TPS chip id list */
#define TPS65218 0xF0
/* I2C ID for TPS65218 part */
#define TPS65218_I2C_ID 0x24
/* All register addresses */
#define TPS65218_REG_CHIPID 0x00
#define TPS65218_REG_INT1 0x01
#define TPS65218_REG_INT2 0x02
#define TPS65218_REG_INT_MASK1 0x03
#define TPS65218_REG_INT_MASK2 0x04
#define TPS65218_REG_STATUS 0x05
#define TPS65218_REG_CONTROL 0x06
#define TPS65218_REG_FLAG 0x07
#define TPS65218_REG_PASSWORD 0x10
#define TPS65218_REG_ENABLE1 0x11
#define TPS65218_REG_ENABLE2 0x12
#define TPS65218_REG_CONFIG1 0x13
#define TPS65218_REG_CONFIG2 0x14
#define TPS65218_REG_CONFIG3 0x15
#define TPS65218_REG_CONTROL_DCDC1 0x16
#define TPS65218_REG_CONTROL_DCDC2 0x17
#define TPS65218_REG_CONTROL_DCDC3 0x18
#define TPS65218_REG_CONTROL_DCDC4 0x19
#define TPS65218_REG_CONTRL_SLEW_RATE 0x1A
#define TPS65218_REG_CONTROL_LDO1 0x1B
#define TPS65218_REG_SEQ1 0x20
#define TPS65218_REG_SEQ2 0x21
#define TPS65218_REG_SEQ3 0x22
#define TPS65218_REG_SEQ4 0x23
#define TPS65218_REG_SEQ5 0x24
#define TPS65218_REG_SEQ6 0x25
#define TPS65218_REG_SEQ7 0x26
/* Register field definitions */
#define TPS65218_CHIPID_CHIP_MASK 0xF8
#define TPS65218_CHIPID_REV_MASK 0x07
#define TPS65218_INT1_VPRG BIT(5)
#define TPS65218_INT1_AC BIT(4)
#define TPS65218_INT1_PB BIT(3)
#define TPS65218_INT1_HOT BIT(2)
#define TPS65218_INT1_CC_AQC BIT(1)
#define TPS65218_INT1_PRGC BIT(0)
#define TPS65218_INT2_LS3_F BIT(5)
#define TPS65218_INT2_LS2_F BIT(4)
#define TPS65218_INT2_LS1_F BIT(3)
#define TPS65218_INT2_LS3_I BIT(2)
#define TPS65218_INT2_LS2_I BIT(1)
#define TPS65218_INT2_LS1_I BIT(0)
#define TPS65218_INT_MASK1_VPRG BIT(5)
#define TPS65218_INT_MASK1_AC BIT(4)
#define TPS65218_INT_MASK1_PB BIT(3)
#define TPS65218_INT_MASK1_HOT BIT(2)
#define TPS65218_INT_MASK1_CC_AQC BIT(1)
#define TPS65218_INT_MASK1_PRGC BIT(0)
#define TPS65218_INT_MASK2_LS3_F BIT(5)
#define TPS65218_INT_MASK2_LS2_F BIT(4)
#define TPS65218_INT_MASK2_LS1_F BIT(3)
#define TPS65218_INT_MASK2_LS3_I BIT(2)
#define TPS65218_INT_MASK2_LS2_I BIT(1)
#define TPS65218_INT_MASK2_LS1_I BIT(0)
#define TPS65218_STATUS_FSEAL BIT(7)
#define TPS65218_STATUS_EE BIT(6)
#define TPS65218_STATUS_AC_STATE BIT(5)
#define TPS65218_STATUS_PB_STATE BIT(4)
#define TPS65218_STATUS_STATE_MASK 0xC
#define TPS65218_STATUS_CC_STAT 0x3
#define TPS65218_CONTROL_OFFNPFO BIT(1)
#define TPS65218_CONTROL_CC_AQ BIT(0)
#define TPS65218_FLAG_GPO3_FLG BIT(7)
#define TPS65218_FLAG_GPO2_FLG BIT(6)
#define TPS65218_FLAG_GPO1_FLG BIT(5)
#define TPS65218_FLAG_LDO1_FLG BIT(4)
#define TPS65218_FLAG_DC4_FLG BIT(3)
#define TPS65218_FLAG_DC3_FLG BIT(2)
#define TPS65218_FLAG_DC2_FLG BIT(1)
#define TPS65218_FLAG_DC1_FLG BIT(0)
#define TPS65218_ENABLE1_DC6_EN BIT(5)
#define TPS65218_ENABLE1_DC5_EN BIT(4)
#define TPS65218_ENABLE1_DC4_EN BIT(3)
#define TPS65218_ENABLE1_DC3_EN BIT(2)
#define TPS65218_ENABLE1_DC2_EN BIT(1)
#define TPS65218_ENABLE1_DC1_EN BIT(0)
#define TPS65218_ENABLE2_GPIO3 BIT(6)
#define TPS65218_ENABLE2_GPIO2 BIT(5)
#define TPS65218_ENABLE2_GPIO1 BIT(4)
#define TPS65218_ENABLE2_LS3_EN BIT(3)
#define TPS65218_ENABLE2_LS2_EN BIT(2)
#define TPS65218_ENABLE2_LS1_EN BIT(1)
#define TPS65218_ENABLE2_LDO1_EN BIT(0)
#define TPS65218_CONFIG1_TRST BIT(7)
#define TPS65218_CONFIG1_GPO2_BUF BIT(6)
#define TPS65218_CONFIG1_IO1_SEL BIT(5)
#define TPS65218_CONFIG1_PGDLY_MASK 0x18
#define TPS65218_CONFIG1_STRICT BIT(2)
#define TPS65218_CONFIG1_UVLO_MASK 0x3
#define TPS65218_CONFIG2_DC12_RST BIT(7)
#define TPS65218_CONFIG2_UVLOHYS BIT(6)
#define TPS65218_CONFIG2_LS3ILIM_MASK 0xC
#define TPS65218_CONFIG2_LS2ILIM_MASK 0x3
#define TPS65218_CONFIG3_LS3NPFO BIT(5)
#define TPS65218_CONFIG3_LS2NPFO BIT(4)
#define TPS65218_CONFIG3_LS1NPFO BIT(3)
#define TPS65218_CONFIG3_LS3DCHRG BIT(2)
#define TPS65218_CONFIG3_LS2DCHRG BIT(1)
#define TPS65218_CONFIG3_LS1DCHRG BIT(0)
#define TPS65218_CONTROL_DCDC1_PFM BIT(7)
#define TPS65218_CONTROL_DCDC1_MASK 0x7F
#define TPS65218_CONTROL_DCDC2_PFM BIT(7)
#define TPS65218_CONTROL_DCDC2_MASK 0x3F
#define TPS65218_CONTROL_DCDC3_PFM BIT(7)
#define TPS65218_CONTROL_DCDC3_MASK 0x3F
#define TPS65218_CONTROL_DCDC4_PFM BIT(7)
#define TPS65218_CONTROL_DCDC4_MASK 0x3F
#define TPS65218_SLEW_RATE_GO BIT(7)
#define TPS65218_SLEW_RATE_GODSBL BIT(6)
#define TPS65218_SLEW_RATE_SLEW_MASK 0x7
#define TPS65218_CONTROL_LDO1_MASK 0x3F
#define TPS65218_SEQ1_DLY8 BIT(7)
#define TPS65218_SEQ1_DLY7 BIT(6)
#define TPS65218_SEQ1_DLY6 BIT(5)
#define TPS65218_SEQ1_DLY5 BIT(4)
#define TPS65218_SEQ1_DLY4 BIT(3)
#define TPS65218_SEQ1_DLY3 BIT(2)
#define TPS65218_SEQ1_DLY2 BIT(1)
#define TPS65218_SEQ1_DLY1 BIT(0)
#define TPS65218_SEQ2_DLYFCTR BIT(7)
#define TPS65218_SEQ2_DLY9 BIT(0)
#define TPS65218_SEQ3_DC2_SEQ_MASK 0xF0
#define TPS65218_SEQ3_DC1_SEQ_MASK 0xF
#define TPS65218_SEQ4_DC4_SEQ_MASK 0xF0
#define TPS65218_SEQ4_DC3_SEQ_MASK 0xF
#define TPS65218_SEQ5_DC6_SEQ_MASK 0xF0
#define TPS65218_SEQ5_DC5_SEQ_MASK 0xF
#define TPS65218_SEQ6_LS1_SEQ_MASK 0xF0
#define TPS65218_SEQ6_LDO1_SEQ_MASK 0xF
#define TPS65218_SEQ7_GPO3_SEQ_MASK 0xF0
#define TPS65218_SEQ7_GPO1_SEQ_MASK 0xF
#define TPS65218_PROTECT_NONE 0
#define TPS65218_PROTECT_L1 1
enum tps65218_regulator_id {
/* DCDC's */
TPS65218_DCDC_1,
TPS65218_DCDC_2,
TPS65218_DCDC_3,
TPS65218_DCDC_4,
TPS65218_DCDC_5,
TPS65218_DCDC_6,
/* LDOs */
TPS65218_LDO_1,
};
#define TPS65218_MAX_REG_ID TPS65218_LDO_1
/* Number of step-down converters available */
#define TPS65218_NUM_DCDC 6
/* Number of LDO voltage regulators available */
#define TPS65218_NUM_LDO 1
/* Number of total regulators available */
#define TPS65218_NUM_REGULATOR (TPS65218_NUM_DCDC + TPS65218_NUM_LDO)
/* Define the TPS65218 IRQ numbers */
enum tps65218_irqs {
/* INT1 registers */
TPS65218_PRGC_IRQ,
TPS65218_CC_AQC_IRQ,
TPS65218_HOT_IRQ,
TPS65218_PB_IRQ,
TPS65218_AC_IRQ,
TPS65218_VPRG_IRQ,
TPS65218_INVALID1_IRQ,
TPS65218_INVALID2_IRQ,
/* INT2 registers */
TPS65218_LS1_I_IRQ,
TPS65218_LS2_I_IRQ,
TPS65218_LS3_I_IRQ,
TPS65218_LS1_F_IRQ,
TPS65218_LS2_F_IRQ,
TPS65218_LS3_F_IRQ,
TPS65218_INVALID3_IRQ,
TPS65218_INVALID4_IRQ,
};
/**
* struct tps_info - packages regulator constraints
* @id: Id of the regulator
* @name: Voltage regulator name
* @min_uV: minimum micro volts
* @max_uV: minimum micro volts
*
* This data is used to check the regualtor voltage limits while setting.
*/
struct tps_info {
int id;
const char *name;
int min_uV;
int max_uV;
};
/**
* struct tps65218 - tps65218 sub-driver chip access routines
*
* Device data may be used to access the TPS65218 chip
*/
struct tps65218 {
struct device *dev;
unsigned int id;
struct mutex tps_lock; /* lock guarding the data structure */
/* IRQ Data */
int irq;
u32 irq_mask;
struct regmap_irq_chip_data *irq_data;
struct regulator_desc desc[TPS65218_NUM_REGULATOR];
struct tps_info *info[TPS65218_NUM_REGULATOR];
struct regmap *regmap;
};
int tps65218_reg_read(struct tps65218 *tps, unsigned int reg,
unsigned int *val);
int tps65218_reg_write(struct tps65218 *tps, unsigned int reg,
unsigned int val, unsigned int level);
int tps65218_set_bits(struct tps65218 *tps, unsigned int reg,
unsigned int mask, unsigned int val, unsigned int level);
int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg,
unsigned int mask, unsigned int level);
#endif /* __LINUX_MFD_TPS65218_H */
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