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 36 struct gpio_desc; 37 38 enum sec_device_type { 39 S5M8767X, 40 S2DOS05, 41 S2MPA01, 42 S2MPG10, 43 S2MPS11X, 44 S2MPS13X, 45 S2MPS14X, 46 S2MPS15X, 47 S2MPU02, 48 S2MPU05, 49 }; 50 51 /** 52 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers 53 * @dev: Master device of the chip 54 * @pdata: Platform data populated with data from DTS 55 * or board files 56 * @regmap_pmic: Regmap associated with PMIC's I2C address 57 * @i2c: I2C client of the main driver 58 * @device_type: Type of device, matches enum sec_device_type 59 * @irq_base: Base IRQ number for device, required for IRQs 60 * @irq: Generic IRQ number for device 61 * @irq_data: Runtime data structure for IRQ controller 62 * @wakeup: Whether or not this is a wakeup device 63 */ 64 struct sec_pmic_dev { 65 struct device *dev; 66 struct sec_platform_data *pdata; 67 struct regmap *regmap_pmic; 68 struct i2c_client *i2c; 69 70 int device_type; 71 int irq; 72 struct regmap_irq_chip_data *irq_data; 73 }; 74 75 struct sec_platform_data { 76 struct sec_regulator_data *regulators; 77 struct sec_opmode_data *opmode; 78 int num_regulators; 79 80 int buck_gpios[3]; 81 int buck_ds[3]; 82 unsigned int buck2_voltage[8]; 83 bool buck2_gpiodvs; 84 unsigned int buck3_voltage[8]; 85 bool buck3_gpiodvs; 86 unsigned int buck4_voltage[8]; 87 bool buck4_gpiodvs; 88 89 int buck_default_idx; 90 int buck_ramp_delay; 91 92 bool buck2_ramp_enable; 93 bool buck3_ramp_enable; 94 bool buck4_ramp_enable; 95 96 int buck2_init; 97 int buck3_init; 98 int buck4_init; 99 /* Whether or not manually set PWRHOLD to low during shutdown. */ 100 bool manual_poweroff; 101 /* Disable the WRSTBI (buck voltage warm reset) when probing? */ 102 bool disable_wrstbi; 103 }; 104 105 /** 106 * sec_regulator_data - regulator data 107 * @id: regulator id 108 * @initdata: regulator init data (contraints, supplies, ...) 109 */ 110 struct sec_regulator_data { 111 int id; 112 struct regulator_init_data *initdata; 113 struct device_node *reg_node; 114 struct gpio_desc *ext_control_gpiod; 115 }; 116 117 /* 118 * sec_opmode_data - regulator operation mode data 119 * @id: regulator id 120 * @mode: regulator operation mode 121 */ 122 struct sec_opmode_data { 123 int id; 124 unsigned int mode; 125 }; 126 127 /* 128 * samsung regulator operation mode 129 * SEC_OPMODE_OFF Regulator always OFF 130 * SEC_OPMODE_ON Regulator always ON 131 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode 132 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin 133 * If PWREN is high, regulator is on 134 * If PWREN is low, regulator is off 135 */ 136 137 enum sec_opmode { 138 SEC_OPMODE_OFF, 139 SEC_OPMODE_ON, 140 SEC_OPMODE_LOWPOWER, 141 SEC_OPMODE_SUSPEND, 142 }; 143 144 #endif /* __LINUX_MFD_SEC_CORE_H */ 145