1 /* 2 * core.h 3 * 4 * copyright (c) 2011 Samsung Electronics Co., Ltd 5 * http://www.samsung.com 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 * 12 */ 13 14 #ifndef __LINUX_MFD_SEC_CORE_H 15 #define __LINUX_MFD_SEC_CORE_H 16 17 /* Macros to represent minimum voltages for LDO/BUCK */ 18 #define MIN_3000_MV 3000000 19 #define MIN_2500_MV 2500000 20 #define MIN_2000_MV 2000000 21 #define MIN_1800_MV 1800000 22 #define MIN_1500_MV 1500000 23 #define MIN_1400_MV 1400000 24 #define MIN_1000_MV 1000000 25 26 #define MIN_900_MV 900000 27 #define MIN_850_MV 850000 28 #define MIN_800_MV 800000 29 #define MIN_750_MV 750000 30 #define MIN_600_MV 600000 31 #define MIN_500_MV 500000 32 33 /* Ramp delay in uV/us */ 34 #define RAMP_DELAY_12_MVUS 12000 35 36 /* Macros to represent steps for LDO/BUCK */ 37 #define STEP_50_MV 50000 38 #define STEP_25_MV 25000 39 #define STEP_12_5_MV 12500 40 #define STEP_6_25_MV 6250 41 42 struct gpio_desc; 43 44 enum sec_device_type { 45 S5M8751X, 46 S5M8763X, 47 S5M8767X, 48 S2MPA01, 49 S2MPS11X, 50 S2MPS13X, 51 S2MPS14X, 52 S2MPS15X, 53 S2MPU02, 54 }; 55 56 /** 57 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers 58 * @dev: Master device of the chip 59 * @pdata: Platform data populated with data from DTS 60 * or board files 61 * @regmap_pmic: Regmap associated with PMIC's I2C address 62 * @i2c: I2C client of the main driver 63 * @device_type: Type of device, matches enum sec_device_type 64 * @irq_base: Base IRQ number for device, required for IRQs 65 * @irq: Generic IRQ number for device 66 * @irq_data: Runtime data structure for IRQ controller 67 * @wakeup: Whether or not this is a wakeup device 68 */ 69 struct sec_pmic_dev { 70 struct device *dev; 71 struct sec_platform_data *pdata; 72 struct regmap *regmap_pmic; 73 struct i2c_client *i2c; 74 75 unsigned long device_type; 76 int irq_base; 77 int irq; 78 struct regmap_irq_chip_data *irq_data; 79 80 bool wakeup; 81 }; 82 83 int sec_irq_init(struct sec_pmic_dev *sec_pmic); 84 void sec_irq_exit(struct sec_pmic_dev *sec_pmic); 85 int sec_irq_resume(struct sec_pmic_dev *sec_pmic); 86 87 struct sec_platform_data { 88 struct sec_regulator_data *regulators; 89 struct sec_opmode_data *opmode; 90 int device_type; 91 int num_regulators; 92 93 int irq_base; 94 int (*cfg_pmic_irq)(void); 95 96 bool wakeup; 97 bool buck_voltage_lock; 98 99 int buck_gpios[3]; 100 int buck_ds[3]; 101 unsigned int buck2_voltage[8]; 102 bool buck2_gpiodvs; 103 unsigned int buck3_voltage[8]; 104 bool buck3_gpiodvs; 105 unsigned int buck4_voltage[8]; 106 bool buck4_gpiodvs; 107 108 int buck_set1; 109 int buck_set2; 110 int buck_set3; 111 int buck2_enable; 112 int buck3_enable; 113 int buck4_enable; 114 int buck_default_idx; 115 int buck2_default_idx; 116 int buck3_default_idx; 117 int buck4_default_idx; 118 119 int buck_ramp_delay; 120 121 int buck2_ramp_delay; 122 int buck34_ramp_delay; 123 int buck5_ramp_delay; 124 int buck16_ramp_delay; 125 int buck7810_ramp_delay; 126 int buck9_ramp_delay; 127 int buck24_ramp_delay; 128 int buck3_ramp_delay; 129 int buck7_ramp_delay; 130 int buck8910_ramp_delay; 131 132 bool buck1_ramp_enable; 133 bool buck2_ramp_enable; 134 bool buck3_ramp_enable; 135 bool buck4_ramp_enable; 136 bool buck6_ramp_enable; 137 138 int buck2_init; 139 int buck3_init; 140 int buck4_init; 141 /* Whether or not manually set PWRHOLD to low during shutdown. */ 142 bool manual_poweroff; 143 /* Disable the WRSTBI (buck voltage warm reset) when probing? */ 144 bool disable_wrstbi; 145 }; 146 147 /** 148 * sec_regulator_data - regulator data 149 * @id: regulator id 150 * @initdata: regulator init data (contraints, supplies, ...) 151 */ 152 struct sec_regulator_data { 153 int id; 154 struct regulator_init_data *initdata; 155 struct device_node *reg_node; 156 struct gpio_desc *ext_control_gpiod; 157 }; 158 159 /* 160 * sec_opmode_data - regulator operation mode data 161 * @id: regulator id 162 * @mode: regulator operation mode 163 */ 164 struct sec_opmode_data { 165 int id; 166 unsigned int mode; 167 }; 168 169 /* 170 * samsung regulator operation mode 171 * SEC_OPMODE_OFF Regulator always OFF 172 * SEC_OPMODE_ON Regulator always ON 173 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode 174 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin 175 * If PWREN is high, regulator is on 176 * If PWREN is low, regulator is off 177 */ 178 179 enum sec_opmode { 180 SEC_OPMODE_OFF, 181 SEC_OPMODE_ON, 182 SEC_OPMODE_LOWPOWER, 183 SEC_OPMODE_SUSPEND, 184 }; 185 186 #endif /* __LINUX_MFD_SEC_CORE_H */ 187