core.h (3559B)
1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Copyright (c) 2011 Samsung Electronics Co., Ltd 4 * http://www.samsung.com 5 */ 6 7#ifndef __LINUX_MFD_SEC_CORE_H 8#define __LINUX_MFD_SEC_CORE_H 9 10/* Macros to represent minimum voltages for LDO/BUCK */ 11#define MIN_3000_MV 3000000 12#define MIN_2500_MV 2500000 13#define MIN_2000_MV 2000000 14#define MIN_1800_MV 1800000 15#define MIN_1500_MV 1500000 16#define MIN_1400_MV 1400000 17#define MIN_1000_MV 1000000 18 19#define MIN_900_MV 900000 20#define MIN_850_MV 850000 21#define MIN_800_MV 800000 22#define MIN_750_MV 750000 23#define MIN_650_MV 650000 24#define MIN_600_MV 600000 25#define MIN_500_MV 500000 26 27/* Ramp delay in uV/us */ 28#define RAMP_DELAY_12_MVUS 12000 29 30/* Macros to represent steps for LDO/BUCK */ 31#define STEP_50_MV 50000 32#define STEP_25_MV 25000 33#define STEP_12_5_MV 12500 34#define STEP_6_25_MV 6250 35 36struct gpio_desc; 37 38enum sec_device_type { 39 S5M8751X, 40 S5M8763X, 41 S5M8767X, 42 S2MPA01, 43 S2MPS11X, 44 S2MPS13X, 45 S2MPS14X, 46 S2MPS15X, 47 S2MPU02, 48}; 49 50/** 51 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers 52 * @dev: Master device of the chip 53 * @pdata: Platform data populated with data from DTS 54 * or board files 55 * @regmap_pmic: Regmap associated with PMIC's I2C address 56 * @i2c: I2C client of the main driver 57 * @device_type: Type of device, matches enum sec_device_type 58 * @irq_base: Base IRQ number for device, required for IRQs 59 * @irq: Generic IRQ number for device 60 * @irq_data: Runtime data structure for IRQ controller 61 * @wakeup: Whether or not this is a wakeup device 62 */ 63struct sec_pmic_dev { 64 struct device *dev; 65 struct sec_platform_data *pdata; 66 struct regmap *regmap_pmic; 67 struct i2c_client *i2c; 68 69 unsigned long device_type; 70 int irq; 71 struct regmap_irq_chip_data *irq_data; 72}; 73 74int sec_irq_init(struct sec_pmic_dev *sec_pmic); 75void sec_irq_exit(struct sec_pmic_dev *sec_pmic); 76int sec_irq_resume(struct sec_pmic_dev *sec_pmic); 77 78struct sec_platform_data { 79 struct sec_regulator_data *regulators; 80 struct sec_opmode_data *opmode; 81 int num_regulators; 82 83 int buck_gpios[3]; 84 int buck_ds[3]; 85 unsigned int buck2_voltage[8]; 86 bool buck2_gpiodvs; 87 unsigned int buck3_voltage[8]; 88 bool buck3_gpiodvs; 89 unsigned int buck4_voltage[8]; 90 bool buck4_gpiodvs; 91 92 int buck_default_idx; 93 int buck_ramp_delay; 94 95 bool buck2_ramp_enable; 96 bool buck3_ramp_enable; 97 bool buck4_ramp_enable; 98 99 int buck2_init; 100 int buck3_init; 101 int buck4_init; 102 /* Whether or not manually set PWRHOLD to low during shutdown. */ 103 bool manual_poweroff; 104 /* Disable the WRSTBI (buck voltage warm reset) when probing? */ 105 bool disable_wrstbi; 106}; 107 108/** 109 * sec_regulator_data - regulator data 110 * @id: regulator id 111 * @initdata: regulator init data (contraints, supplies, ...) 112 */ 113struct sec_regulator_data { 114 int id; 115 struct regulator_init_data *initdata; 116 struct device_node *reg_node; 117 struct gpio_desc *ext_control_gpiod; 118}; 119 120/* 121 * sec_opmode_data - regulator operation mode data 122 * @id: regulator id 123 * @mode: regulator operation mode 124 */ 125struct sec_opmode_data { 126 int id; 127 unsigned int mode; 128}; 129 130/* 131 * samsung regulator operation mode 132 * SEC_OPMODE_OFF Regulator always OFF 133 * SEC_OPMODE_ON Regulator always ON 134 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode 135 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin 136 * If PWREN is high, regulator is on 137 * If PWREN is low, regulator is off 138 */ 139 140enum sec_opmode { 141 SEC_OPMODE_OFF, 142 SEC_OPMODE_ON, 143 SEC_OPMODE_LOWPOWER, 144 SEC_OPMODE_SUSPEND, 145}; 146 147#endif /* __LINUX_MFD_SEC_CORE_H */