1 /* 2 * linux/mfd/tps65217.h 3 * 4 * Functions to access TPS65217 power management chip. 5 * 6 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation version 2. 11 * 12 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 13 * kind, whether express or implied; without even the implied warranty 14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 */ 17 18 #ifndef __LINUX_MFD_TPS65217_H 19 #define __LINUX_MFD_TPS65217_H 20 21 #include <linux/i2c.h> 22 #include <linux/regulator/driver.h> 23 #include <linux/regulator/machine.h> 24 25 /* TPS chip id list */ 26 #define TPS65217 0xF0 27 28 /* I2C ID for TPS65217 part */ 29 #define TPS65217_I2C_ID 0x24 30 31 /* All register addresses */ 32 #define TPS65217_REG_CHIPID 0X00 33 #define TPS65217_REG_PPATH 0X01 34 #define TPS65217_REG_INT 0X02 35 #define TPS65217_REG_CHGCONFIG0 0X03 36 #define TPS65217_REG_CHGCONFIG1 0X04 37 #define TPS65217_REG_CHGCONFIG2 0X05 38 #define TPS65217_REG_CHGCONFIG3 0X06 39 #define TPS65217_REG_WLEDCTRL1 0X07 40 #define TPS65217_REG_WLEDCTRL2 0X08 41 #define TPS65217_REG_MUXCTRL 0X09 42 #define TPS65217_REG_STATUS 0X0A 43 #define TPS65217_REG_PASSWORD 0X0B 44 #define TPS65217_REG_PGOOD 0X0C 45 #define TPS65217_REG_DEFPG 0X0D 46 #define TPS65217_REG_DEFDCDC1 0X0E 47 #define TPS65217_REG_DEFDCDC2 0X0F 48 #define TPS65217_REG_DEFDCDC3 0X10 49 #define TPS65217_REG_DEFSLEW 0X11 50 #define TPS65217_REG_DEFLDO1 0X12 51 #define TPS65217_REG_DEFLDO2 0X13 52 #define TPS65217_REG_DEFLS1 0X14 53 #define TPS65217_REG_DEFLS2 0X15 54 #define TPS65217_REG_ENABLE 0X16 55 #define TPS65217_REG_DEFUVLO 0X18 56 #define TPS65217_REG_SEQ1 0X19 57 #define TPS65217_REG_SEQ2 0X1A 58 #define TPS65217_REG_SEQ3 0X1B 59 #define TPS65217_REG_SEQ4 0X1C 60 #define TPS65217_REG_SEQ5 0X1D 61 #define TPS65217_REG_SEQ6 0X1E 62 63 /* Register field definitions */ 64 #define TPS65217_CHIPID_CHIP_MASK 0xF0 65 #define TPS65217_CHIPID_REV_MASK 0x0F 66 67 #define TPS65217_PPATH_ACSINK_ENABLE BIT(7) 68 #define TPS65217_PPATH_USBSINK_ENABLE BIT(6) 69 #define TPS65217_PPATH_AC_PW_ENABLE BIT(5) 70 #define TPS65217_PPATH_USB_PW_ENABLE BIT(4) 71 #define TPS65217_PPATH_AC_CURRENT_MASK 0x0C 72 #define TPS65217_PPATH_USB_CURRENT_MASK 0x03 73 74 #define TPS65217_INT_PBM BIT(6) 75 #define TPS65217_INT_ACM BIT(5) 76 #define TPS65217_INT_USBM BIT(4) 77 #define TPS65217_INT_PBI BIT(2) 78 #define TPS65217_INT_ACI BIT(1) 79 #define TPS65217_INT_USBI BIT(0) 80 81 #define TPS65217_CHGCONFIG0_TREG BIT(7) 82 #define TPS65217_CHGCONFIG0_DPPM BIT(6) 83 #define TPS65217_CHGCONFIG0_TSUSP BIT(5) 84 #define TPS65217_CHGCONFIG0_TERMI BIT(4) 85 #define TPS65217_CHGCONFIG0_ACTIVE BIT(3) 86 #define TPS65217_CHGCONFIG0_CHGTOUT BIT(2) 87 #define TPS65217_CHGCONFIG0_PCHGTOUT BIT(1) 88 #define TPS65217_CHGCONFIG0_BATTEMP BIT(0) 89 90 #define TPS65217_CHGCONFIG1_TMR_MASK 0xC0 91 #define TPS65217_CHGCONFIG1_TMR_ENABLE BIT(5) 92 #define TPS65217_CHGCONFIG1_NTC_TYPE BIT(4) 93 #define TPS65217_CHGCONFIG1_RESET BIT(3) 94 #define TPS65217_CHGCONFIG1_TERM BIT(2) 95 #define TPS65217_CHGCONFIG1_SUSP BIT(1) 96 #define TPS65217_CHGCONFIG1_CHG_EN BIT(0) 97 98 #define TPS65217_CHGCONFIG2_DYNTMR BIT(7) 99 #define TPS65217_CHGCONFIG2_VPREGHG BIT(6) 100 #define TPS65217_CHGCONFIG2_VOREG_MASK 0x30 101 102 #define TPS65217_CHGCONFIG3_ICHRG_MASK 0xC0 103 #define TPS65217_CHGCONFIG3_DPPMTH_MASK 0x30 104 #define TPS65217_CHGCONFIG2_PCHRGT BIT(3) 105 #define TPS65217_CHGCONFIG2_TERMIF 0x06 106 #define TPS65217_CHGCONFIG2_TRANGE BIT(0) 107 108 #define TPS65217_WLEDCTRL1_ISINK_ENABLE BIT(3) 109 #define TPS65217_WLEDCTRL1_ISEL BIT(2) 110 #define TPS65217_WLEDCTRL1_FDIM_MASK 0x03 111 112 #define TPS65217_WLEDCTRL2_DUTY_MASK 0x7F 113 114 #define TPS65217_MUXCTRL_MUX_MASK 0x07 115 116 #define TPS65217_STATUS_OFF BIT(7) 117 #define TPS65217_STATUS_ACPWR BIT(3) 118 #define TPS65217_STATUS_USBPWR BIT(2) 119 #define TPS65217_STATUS_PB BIT(0) 120 121 #define TPS65217_PASSWORD_REGS_UNLOCK 0x7D 122 123 #define TPS65217_PGOOD_LDO3_PG BIT(6) 124 #define TPS65217_PGOOD_LDO4_PG BIT(5) 125 #define TPS65217_PGOOD_DC1_PG BIT(4) 126 #define TPS65217_PGOOD_DC2_PG BIT(3) 127 #define TPS65217_PGOOD_DC3_PG BIT(2) 128 #define TPS65217_PGOOD_LDO1_PG BIT(1) 129 #define TPS65217_PGOOD_LDO2_PG BIT(0) 130 131 #define TPS65217_DEFPG_LDO1PGM BIT(3) 132 #define TPS65217_DEFPG_LDO2PGM BIT(2) 133 #define TPS65217_DEFPG_PGDLY_MASK 0x03 134 135 #define TPS65217_DEFDCDCX_XADJX BIT(7) 136 #define TPS65217_DEFDCDCX_DCDC_MASK 0x3F 137 138 #define TPS65217_DEFSLEW_GO BIT(7) 139 #define TPS65217_DEFSLEW_GODSBL BIT(6) 140 #define TPS65217_DEFSLEW_PFM_EN1 BIT(5) 141 #define TPS65217_DEFSLEW_PFM_EN2 BIT(4) 142 #define TPS65217_DEFSLEW_PFM_EN3 BIT(3) 143 #define TPS65217_DEFSLEW_SLEW_MASK 0x07 144 145 #define TPS65217_DEFLDO1_LDO1_MASK 0x0F 146 147 #define TPS65217_DEFLDO2_TRACK BIT(6) 148 #define TPS65217_DEFLDO2_LDO2_MASK 0x3F 149 150 #define TPS65217_DEFLDO3_LDO3_EN BIT(5) 151 #define TPS65217_DEFLDO3_LDO3_MASK 0x1F 152 153 #define TPS65217_DEFLDO4_LDO4_EN BIT(5) 154 #define TPS65217_DEFLDO4_LDO4_MASK 0x1F 155 156 #define TPS65217_ENABLE_LS1_EN BIT(6) 157 #define TPS65217_ENABLE_LS2_EN BIT(5) 158 #define TPS65217_ENABLE_DC1_EN BIT(4) 159 #define TPS65217_ENABLE_DC2_EN BIT(3) 160 #define TPS65217_ENABLE_DC3_EN BIT(2) 161 #define TPS65217_ENABLE_LDO1_EN BIT(1) 162 #define TPS65217_ENABLE_LDO2_EN BIT(0) 163 164 #define TPS65217_DEFUVLO_UVLOHYS BIT(2) 165 #define TPS65217_DEFUVLO_UVLO_MASK 0x03 166 167 #define TPS65217_SEQ1_DC1_SEQ_MASK 0xF0 168 #define TPS65217_SEQ1_DC2_SEQ_MASK 0x0F 169 170 #define TPS65217_SEQ2_DC3_SEQ_MASK 0xF0 171 #define TPS65217_SEQ2_LDO1_SEQ_MASK 0x0F 172 173 #define TPS65217_SEQ3_LDO2_SEQ_MASK 0xF0 174 #define TPS65217_SEQ3_LDO3_SEQ_MASK 0x0F 175 176 #define TPS65217_SEQ4_LDO4_SEQ_MASK 0xF0 177 178 #define TPS65217_SEQ5_DLY1_MASK 0xC0 179 #define TPS65217_SEQ5_DLY2_MASK 0x30 180 #define TPS65217_SEQ5_DLY3_MASK 0x0C 181 #define TPS65217_SEQ5_DLY4_MASK 0x03 182 183 #define TPS65217_SEQ6_DLY5_MASK 0xC0 184 #define TPS65217_SEQ6_DLY6_MASK 0x30 185 #define TPS65217_SEQ6_SEQUP BIT(2) 186 #define TPS65217_SEQ6_SEQDWN BIT(1) 187 #define TPS65217_SEQ6_INSTDWN BIT(0) 188 189 #define TPS65217_MAX_REGISTER 0x1E 190 #define TPS65217_PROTECT_NONE 0 191 #define TPS65217_PROTECT_L1 1 192 #define TPS65217_PROTECT_L2 2 193 194 195 enum tps65217_regulator_id { 196 /* DCDC's */ 197 TPS65217_DCDC_1, 198 TPS65217_DCDC_2, 199 TPS65217_DCDC_3, 200 /* LDOs */ 201 TPS65217_LDO_1, 202 TPS65217_LDO_2, 203 TPS65217_LDO_3, 204 TPS65217_LDO_4, 205 }; 206 207 #define TPS65217_MAX_REG_ID TPS65217_LDO_4 208 209 /* Number of step-down converters available */ 210 #define TPS65217_NUM_DCDC 3 211 /* Number of LDO voltage regulators available */ 212 #define TPS65217_NUM_LDO 4 213 /* Number of total regulators available */ 214 #define TPS65217_NUM_REGULATOR (TPS65217_NUM_DCDC + TPS65217_NUM_LDO) 215 216 enum tps65217_bl_isel { 217 TPS65217_BL_ISET1 = 1, 218 TPS65217_BL_ISET2, 219 }; 220 221 enum tps65217_bl_fdim { 222 TPS65217_BL_FDIM_100HZ, 223 TPS65217_BL_FDIM_200HZ, 224 TPS65217_BL_FDIM_500HZ, 225 TPS65217_BL_FDIM_1000HZ, 226 }; 227 228 struct tps65217_bl_pdata { 229 enum tps65217_bl_isel isel; 230 enum tps65217_bl_fdim fdim; 231 int dft_brightness; 232 }; 233 234 /** 235 * struct tps65217_board - packages regulator init data 236 * @tps65217_regulator_data: regulator initialization values 237 * 238 * Board data may be used to initialize regulator. 239 */ 240 struct tps65217_board { 241 struct regulator_init_data *tps65217_init_data[TPS65217_NUM_REGULATOR]; 242 struct device_node *of_node[TPS65217_NUM_REGULATOR]; 243 struct tps65217_bl_pdata *bl_pdata; 244 }; 245 246 /** 247 * struct tps_info - packages regulator constraints 248 * @name: Voltage regulator name 249 * @min_uV: minimum micro volts 250 * @max_uV: minimum micro volts 251 * @vsel_to_uv: Function pointer to get voltage from selector 252 * @uv_to_vsel: Function pointer to get selector from voltage 253 * 254 * This data is used to check the regualtor voltage limits while setting. 255 */ 256 struct tps_info { 257 const char *name; 258 int min_uV; 259 int max_uV; 260 int (*vsel_to_uv)(unsigned int vsel); 261 int (*uv_to_vsel)(int uV, unsigned int *vsel); 262 }; 263 264 /** 265 * struct tps65217 - tps65217 sub-driver chip access routines 266 * 267 * Device data may be used to access the TPS65217 chip 268 */ 269 270 struct tps65217 { 271 struct device *dev; 272 struct tps65217_board *pdata; 273 unsigned int id; 274 struct regulator_desc desc[TPS65217_NUM_REGULATOR]; 275 struct regulator_dev *rdev[TPS65217_NUM_REGULATOR]; 276 struct tps_info *info[TPS65217_NUM_REGULATOR]; 277 struct regmap *regmap; 278 }; 279 280 static inline struct tps65217 *dev_to_tps65217(struct device *dev) 281 { 282 return dev_get_drvdata(dev); 283 } 284 285 static inline int tps65217_chip_id(struct tps65217 *tps65217) 286 { 287 return tps65217->id; 288 } 289 290 int tps65217_reg_read(struct tps65217 *tps, unsigned int reg, 291 unsigned int *val); 292 int tps65217_reg_write(struct tps65217 *tps, unsigned int reg, 293 unsigned int val, unsigned int level); 294 int tps65217_set_bits(struct tps65217 *tps, unsigned int reg, 295 unsigned int mask, unsigned int val, unsigned int level); 296 int tps65217_clear_bits(struct tps65217 *tps, unsigned int reg, 297 unsigned int mask, unsigned int level); 298 299 #endif /* __LINUX_MFD_TPS65217_H */ 300