/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Functions to access LP873X power management chip.
*
* Copyright (C) 2016 Texas Instruments Incorporated - https://www.ti.com/
*/
#ifndef __LINUX_MFD_LP873X_H
#define __LINUX_MFD_LP873X_H
#include <linux/i2c.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
/* LP873x chip id list */
#define LP873X
0x00
/* All register addresses */
#define LP873X_REG_DEV_REV
0X00
#define LP873X_REG_OTP_REV
0X01
#define LP873X_REG_BUCK0_CTRL_1
0X02
#define LP873X_REG_BUCK0_CTRL_2
0X03
#define LP873X_REG_BUCK1_CTRL_1
0X04
#define LP873X_REG_BUCK1_CTRL_2
0X05
#define LP873X_REG_BUCK0_VOUT
0X06
#define LP873X_REG_BUCK1_VOUT
0X07
#define LP873X_REG_LDO0_CTRL
0X08
#define LP873X_REG_LDO1_CTRL
0X09
#define LP873X_REG_LDO0_VOUT
0X0A
#define LP873X_REG_LDO1_VOUT
0X0B
#define LP873X_REG_BUCK0_DELAY
0X0C
#define LP873X_REG_BUCK1_DELAY
0X0D
#define LP873X_REG_LDO0_DELAY
0X0E
#define LP873X_REG_LDO1_DELAY
0X0F
#define LP873X_REG_GPO_DELAY
0X10
#define LP873X_REG_GPO2_DELAY
0X11
#define LP873X_REG_GPO_CTRL
0X12
#define LP873X_REG_CONFIG
0X13
#define LP873X_REG_PLL_CTRL
0X14
#define LP873X_REG_PGOOD_CTRL1
0X15
#define LP873X_REG_PGOOD_CTRL2
0X16
#define LP873X_REG_PG_FAULT
0X17
#define LP873X_REG_RESET
0X18
#define LP873X_REG_INT_TOP_1
0X19
#define LP873X_REG_INT_TOP_2
0X1A
#define LP873X_REG_INT_BUCK
0X1B
#define LP873X_REG_INT_LDO
0X1C
#define LP873X_REG_TOP_STAT
0X1D
#define LP873X_REG_BUCK_STAT
0X1E
#define LP873X_REG_LDO_STAT
0x1F
#define LP873X_REG_TOP_MASK_1
0x20
#define LP873X_REG_TOP_MASK_2
0x21
#define LP873X_REG_BUCK_MASK
0x22
#define LP873X_REG_LDO_MASK
0x23
#define LP873X_REG_SEL_I_LOAD
0x24
#define LP873X_REG_I_LOAD_2
0x25
#define LP873X_REG_I_LOAD_1
0x26
#define LP873X_REG_MAX LP873X_REG_I_LOAD_1
/* Register field definitions */
#define LP873X_DEV_REV_DEV_ID
0xC0
#define LP873X_DEV_REV_ALL_LAYER
0x30
#define LP873X_DEV_REV_METAL_LAYER
0x0F
#define LP873X_OTP_REV_OTP_ID
0xFF
#define LP873X_BUCK0_CTRL_1_BUCK0_FPWM BIT(
3)
#define LP873X_BUCK0_CTRL_1_BUCK0_RDIS_EN BIT(
2)
#define LP873X_BUCK0_CTRL_1_BUCK0_EN_PIN_CTRL BIT(
1)
#define LP873X_BUCK0_CTRL_1_BUCK0_EN BIT(
0)
#define LP873X_BUCK0_CTRL_2_BUCK0_ILIM
0x38
#define LP873X_BUCK0_CTRL_2_BUCK0_SLEW_RATE
0x07
#define LP873X_BUCK1_CTRL_1_BUCK1_FPWM BIT(
3)
#define LP873X_BUCK1_CTRL_1_BUCK1_RDIS_EN BIT(
2)
#define LP873X_BUCK1_CTRL_1_BUCK1_EN_PIN_CTRL BIT(
1)
#define LP873X_BUCK1_CTRL_1_BUCK1_EN BIT(
0)
#define LP873X_BUCK1_CTRL_2_BUCK1_ILIM
0x38
#define LP873X_BUCK1_CTRL_2_BUCK1_SLEW_RATE
0x07
#define LP873X_BUCK0_VOUT_BUCK0_VSET
0xFF
#define LP873X_BUCK1_VOUT_BUCK1_VSET
0xFF
#define LP873X_LDO0_CTRL_LDO0_RDIS_EN BIT(
2)
#define LP873X_LDO0_CTRL_LDO0_EN_PIN_CTRL BIT(
1)
#define LP873X_LDO0_CTRL_LDO0_EN BIT(
0)
#define LP873X_LDO1_CTRL_LDO1_RDIS_EN BIT(
2)
#define LP873X_LDO1_CTRL_LDO1_EN_PIN_CTRL BIT(
1)
#define LP873X_LDO1_CTRL_LDO1_EN BIT(
0)
#define LP873X_LDO0_VOUT_LDO0_VSET
0x1F
#define LP873X_LDO1_VOUT_LDO1_VSET
0x1F
#define LP873X_BUCK0_DELAY_BUCK0_SD_DELAY
0xF0
#define LP873X_BUCK0_DELAY_BUCK0_SU_DELAY
0x0F
#define LP873X_BUCK1_DELAY_BUCK1_SD_DELAY
0xF0
#define LP873X_BUCK1_DELAY_BUCK1_SU_DELAY
0x0F
#define LP873X_LDO0_DELAY_LDO0_SD_DELAY
0xF0
#define LP873X_LDO0_DELAY_LDO0_SU_DELAY
0x0F
#define LP873X_LDO1_DELAY_LDO1_SD_DELAY
0xF0
#define LP873X_LDO1_DELAY_LDO1_SU_DELAY
0x0F
#define LP873X_GPO_DELAY_GPO_SD_DELAY
0xF0
#define LP873X_GPO_DELAY_GPO_SU_DELAY
0x0F
#define LP873X_GPO2_DELAY_GPO2_SD_DELAY
0xF0
#define LP873X_GPO2_DELAY_GPO2_SU_DELAY
0x0F
#define LP873X_GPO_CTRL_GPO2_OD BIT(
6)
#define LP873X_GPO_CTRL_GPO2_EN_PIN_CTRL BIT(
5)
#define LP873X_GPO_CTRL_GPO2_EN BIT(
4)
#define LP873X_GPO_CTRL_GPO_OD BIT(
2)
#define LP873X_GPO_CTRL_GPO_EN_PIN_CTRL BIT(
1)
#define LP873X_GPO_CTRL_GPO_EN BIT(
0)
#define LP873X_CONFIG_SU_DELAY_SEL BIT(
6)
#define LP873X_CONFIG_SD_DELAY_SEL BIT(
5)
#define LP873X_CONFIG_CLKIN_PIN_SEL BIT(
4)
#define LP873X_CONFIG_CLKIN_PD BIT(
3)
#define LP873X_CONFIG_EN_PD BIT(
2)
#define LP873X_CONFIG_TDIE_WARN_LEVEL BIT(
1)
#define LP873X_EN_SPREAD_SPEC BIT(
0)
#define LP873X_PLL_CTRL_EN_PLL BIT(
6)
#define LP873X_EXT_CLK_FREQ
0x1F
#define LP873X_PGOOD_CTRL1_PGOOD_POL BIT(
7)
#define LP873X_PGOOD_CTRL1_PGOOD_OD BIT(
6)
#define LP873X_PGOOD_CTRL1_PGOOD_WINDOW_LDO BIT(
5)
#define LP873X_PGOOD_CTRL1_PGOOD_WINDOWN_BUCK BIT(
4)
#define LP873X_PGOOD_CTRL1_PGOOD_EN_PGOOD_LDO1 BIT(
3)
#define LP873X_PGOOD_CTRL1_PGOOD_EN_PGOOD_LDO0 BIT(
2)
#define LP873X_PGOOD_CTRL1_PGOOD_EN_PGOOD_BUCK1 BIT(
1)
#define LP873X_PGOOD_CTRL1_PGOOD_EN_PGOOD_BUCK0 BIT(
0)
#define LP873X_PGOOD_CTRL2_EN_PGOOD_TWARN BIT(
2)
#define LP873X_PGOOD_CTRL2_EN_PG_FAULT_GATE BIT(
1)
#define LP873X_PGOOD_CTRL2_PGOOD_MODE BIT(
0)
#define LP873X_PG_FAULT_PG_FAULT_LDO1 BIT(
3)
#define LP873X_PG_FAULT_PG_FAULT_LDO0 BIT(
2)
#define LP873X_PG_FAULT_PG_FAULT_BUCK1 BIT(
1)
#define LP873X_PG_FAULT_PG_FAULT_BUCK0 BIT(
0)
#define LP873X_RESET_SW_RESET BIT(
0)
#define LP873X_INT_TOP_1_PGOOD_INT BIT(
7)
#define LP873X_INT_TOP_1_LDO_INT BIT(
6)
#define LP873X_INT_TOP_1_BUCK_INT BIT(
5)
#define LP873X_INT_TOP_1_SYNC_CLK_INT BIT(
4)
#define LP873X_INT_TOP_1_TDIE_SD_INT BIT(
3)
#define LP873X_INT_TOP_1_TDIE_WARN_INT BIT(
2)
#define LP873X_INT_TOP_1_OVP_INT BIT(
1)
#define LP873X_INT_TOP_1_I_MEAS_INT BIT(
0)
#define LP873X_INT_TOP_2_RESET_REG_INT BIT(
0)
#define LP873X_INT_BUCK_BUCK1_PG_INT BIT(
6)
#define LP873X_INT_BUCK_BUCK1_SC_INT BIT(
5)
#define LP873X_INT_BUCK_BUCK1_ILIM_INT BIT(
4)
#define LP873X_INT_BUCK_BUCK0_PG_INT BIT(
2)
#define LP873X_INT_BUCK_BUCK0_SC_INT BIT(
1)
#define LP873X_INT_BUCK_BUCK0_ILIM_INT BIT(
0)
#define LP873X_INT_LDO_LDO1_PG_INT BIT(
6)
#define LP873X_INT_LDO_LDO1_SC_INT BIT(
5)
#define LP873X_INT_LDO_LDO1_ILIM_INT BIT(
4)
#define LP873X_INT_LDO_LDO0_PG_INT BIT(
2)
#define LP873X_INT_LDO_LDO0_SC_INT BIT(
1)
#define LP873X_INT_LDO_LDO0_ILIM_INT BIT(
0)
#define LP873X_TOP_STAT_PGOOD_STAT BIT(
7)
#define LP873X_TOP_STAT_SYNC_CLK_STAT BIT(
4)
#define LP873X_TOP_STAT_TDIE_SD_STAT BIT(
3)
#define LP873X_TOP_STAT_TDIE_WARN_STAT BIT(
2)
#define LP873X_TOP_STAT_OVP_STAT BIT(
1)
#define LP873X_BUCK_STAT_BUCK1_STAT BIT(
7)
#define LP873X_BUCK_STAT_BUCK1_PG_STAT BIT(
6)
#define LP873X_BUCK_STAT_BUCK1_ILIM_STAT BIT(
4)
#define LP873X_BUCK_STAT_BUCK0_STAT BIT(
3)
#define LP873X_BUCK_STAT_BUCK0_PG_STAT BIT(
2)
#define LP873X_BUCK_STAT_BUCK0_ILIM_STAT BIT(
0)
#define LP873X_LDO_STAT_LDO1_STAT BIT(
7)
#define LP873X_LDO_STAT_LDO1_PG_STAT BIT(
6)
#define LP873X_LDO_STAT_LDO1_ILIM_STAT BIT(
4)
#define LP873X_LDO_STAT_LDO0_STAT BIT(
3)
#define LP873X_LDO_STAT_LDO0_PG_STAT BIT(
2)
#define LP873X_LDO_STAT_LDO0_ILIM_STAT BIT(
0)
#define LP873X_TOP_MASK_1_PGOOD_INT_MASK BIT(
7)
#define LP873X_TOP_MASK_1_SYNC_CLK_MASK BIT(
4)
#define LP873X_TOP_MASK_1_TDIE_WARN_MASK BIT(
2)
#define LP873X_TOP_MASK_1_I_MEAS_MASK BIT(
0)
#define LP873X_TOP_MASK_2_RESET_REG_MASK BIT(
0)
#define LP873X_BUCK_MASK_BUCK1_PGF_MASK BIT(
7)
#define LP873X_BUCK_MASK_BUCK1_PGR_MASK BIT(
6)
#define LP873X_BUCK_MASK_BUCK1_ILIM_MASK BIT(
4)
#define LP873X_BUCK_MASK_BUCK0_PGF_MASK BIT(
3)
#define LP873X_BUCK_MASK_BUCK0_PGR_MASK BIT(
2)
#define LP873X_BUCK_MASK_BUCK0_ILIM_MASK BIT(
0)
#define LP873X_LDO_MASK_LDO1_PGF_MASK BIT(
7)
#define LP873X_LDO_MASK_LDO1_PGR_MASK BIT(
6)
#define LP873X_LDO_MASK_LDO1_ILIM_MASK BIT(
4)
#define LP873X_LDO_MASK_LDO0_PGF_MASK BIT(
3)
#define LP873X_LDO_MASK_LDO0_PGR_MASK BIT(
2)
#define LP873X_LDO_MASK_LDO0_ILIM_MASK BIT(
0)
#define LP873X_SEL_I_LOAD_CURRENT_BUCK_SELECT BIT(
0)
#define LP873X_I_LOAD_2_BUCK_LOAD_CURRENT BIT(
0)
#define LP873X_I_LOAD_1_BUCK_LOAD_CURRENT
0xFF
#define LP873X_MAX_REG_ID LP873X_LDO_1
/* Number of step-down converters available */
#define LP873X_NUM_BUCK
2
/* Number of LDO voltage regulators available */
#define LP873X_NUM_LDO
2
/* Number of total regulators available */
#define LP873X_NUM_REGULATOR (LP873X_NUM_BUCK + LP873X_NUM_LDO)
enum lp873x_regulator_id {
/* BUCK's */
LP873X_BUCK_0,
LP873X_BUCK_1,
/* LDOs */
LP873X_LDO_0,
LP873X_LDO_1,
};
/**
* struct lp873x - state holder for the lp873x driver
* @dev: struct device pointer for MFD device
* @rev: revision of the lp873x
* @lock: lock guarding the data structure
* @regmap: register map of the lp873x PMIC
*
* Device data may be used to access the LP873X chip
*/
struct lp873x {
struct device *dev;
u8 rev;
struct regmap *regmap;
};
#endif /* __LINUX_MFD_LP873X_H */