1 /* 2 * linux/mfd/tps65218.h 3 * 4 * Functions to access TPS65219 power management chip. 5 * 6 * Copyright (C) 2014 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 version 2 as 10 * published by the Free Software Foundation. 11 * 12 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 13 * kind, whether expressed or implied; without even the implied warranty 14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License version 2 for more details. 16 */ 17 18 #ifndef __LINUX_MFD_TPS65218_H 19 #define __LINUX_MFD_TPS65218_H 20 21 #include <linux/i2c.h> 22 #include <linux/regulator/driver.h> 23 #include <linux/regulator/machine.h> 24 #include <linux/bitops.h> 25 26 /* TPS chip id list */ 27 #define TPS65218 0xF0 28 29 /* I2C ID for TPS65218 part */ 30 #define TPS65218_I2C_ID 0x24 31 32 /* All register addresses */ 33 #define TPS65218_REG_CHIPID 0x00 34 #define TPS65218_REG_INT1 0x01 35 #define TPS65218_REG_INT2 0x02 36 #define TPS65218_REG_INT_MASK1 0x03 37 #define TPS65218_REG_INT_MASK2 0x04 38 #define TPS65218_REG_STATUS 0x05 39 #define TPS65218_REG_CONTROL 0x06 40 #define TPS65218_REG_FLAG 0x07 41 42 #define TPS65218_REG_PASSWORD 0x10 43 #define TPS65218_REG_ENABLE1 0x11 44 #define TPS65218_REG_ENABLE2 0x12 45 #define TPS65218_REG_CONFIG1 0x13 46 #define TPS65218_REG_CONFIG2 0x14 47 #define TPS65218_REG_CONFIG3 0x15 48 #define TPS65218_REG_CONTROL_DCDC1 0x16 49 #define TPS65218_REG_CONTROL_DCDC2 0x17 50 #define TPS65218_REG_CONTROL_DCDC3 0x18 51 #define TPS65218_REG_CONTROL_DCDC4 0x19 52 #define TPS65218_REG_CONTRL_SLEW_RATE 0x1A 53 #define TPS65218_REG_CONTROL_LDO1 0x1B 54 #define TPS65218_REG_SEQ1 0x20 55 #define TPS65218_REG_SEQ2 0x21 56 #define TPS65218_REG_SEQ3 0x22 57 #define TPS65218_REG_SEQ4 0x23 58 #define TPS65218_REG_SEQ5 0x24 59 #define TPS65218_REG_SEQ6 0x25 60 #define TPS65218_REG_SEQ7 0x26 61 62 /* Register field definitions */ 63 #define TPS65218_CHIPID_CHIP_MASK 0xF8 64 #define TPS65218_CHIPID_REV_MASK 0x07 65 66 #define TPS65218_INT1_VPRG BIT(5) 67 #define TPS65218_INT1_AC BIT(4) 68 #define TPS65218_INT1_PB BIT(3) 69 #define TPS65218_INT1_HOT BIT(2) 70 #define TPS65218_INT1_CC_AQC BIT(1) 71 #define TPS65218_INT1_PRGC BIT(0) 72 73 #define TPS65218_INT2_LS3_F BIT(5) 74 #define TPS65218_INT2_LS2_F BIT(4) 75 #define TPS65218_INT2_LS1_F BIT(3) 76 #define TPS65218_INT2_LS3_I BIT(2) 77 #define TPS65218_INT2_LS2_I BIT(1) 78 #define TPS65218_INT2_LS1_I BIT(0) 79 80 #define TPS65218_INT_MASK1_VPRG BIT(5) 81 #define TPS65218_INT_MASK1_AC BIT(4) 82 #define TPS65218_INT_MASK1_PB BIT(3) 83 #define TPS65218_INT_MASK1_HOT BIT(2) 84 #define TPS65218_INT_MASK1_CC_AQC BIT(1) 85 #define TPS65218_INT_MASK1_PRGC BIT(0) 86 87 #define TPS65218_INT_MASK2_LS3_F BIT(5) 88 #define TPS65218_INT_MASK2_LS2_F BIT(4) 89 #define TPS65218_INT_MASK2_LS1_F BIT(3) 90 #define TPS65218_INT_MASK2_LS3_I BIT(2) 91 #define TPS65218_INT_MASK2_LS2_I BIT(1) 92 #define TPS65218_INT_MASK2_LS1_I BIT(0) 93 94 #define TPS65218_STATUS_FSEAL BIT(7) 95 #define TPS65218_STATUS_EE BIT(6) 96 #define TPS65218_STATUS_AC_STATE BIT(5) 97 #define TPS65218_STATUS_PB_STATE BIT(4) 98 #define TPS65218_STATUS_STATE_MASK 0xC 99 #define TPS65218_STATUS_CC_STAT 0x3 100 101 #define TPS65218_CONTROL_OFFNPFO BIT(1) 102 #define TPS65218_CONTROL_CC_AQ BIT(0) 103 104 #define TPS65218_FLAG_GPO3_FLG BIT(7) 105 #define TPS65218_FLAG_GPO2_FLG BIT(6) 106 #define TPS65218_FLAG_GPO1_FLG BIT(5) 107 #define TPS65218_FLAG_LDO1_FLG BIT(4) 108 #define TPS65218_FLAG_DC4_FLG BIT(3) 109 #define TPS65218_FLAG_DC3_FLG BIT(2) 110 #define TPS65218_FLAG_DC2_FLG BIT(1) 111 #define TPS65218_FLAG_DC1_FLG BIT(0) 112 113 #define TPS65218_ENABLE1_DC6_EN BIT(5) 114 #define TPS65218_ENABLE1_DC5_EN BIT(4) 115 #define TPS65218_ENABLE1_DC4_EN BIT(3) 116 #define TPS65218_ENABLE1_DC3_EN BIT(2) 117 #define TPS65218_ENABLE1_DC2_EN BIT(1) 118 #define TPS65218_ENABLE1_DC1_EN BIT(0) 119 120 #define TPS65218_ENABLE2_GPIO3 BIT(6) 121 #define TPS65218_ENABLE2_GPIO2 BIT(5) 122 #define TPS65218_ENABLE2_GPIO1 BIT(4) 123 #define TPS65218_ENABLE2_LS3_EN BIT(3) 124 #define TPS65218_ENABLE2_LS2_EN BIT(2) 125 #define TPS65218_ENABLE2_LS1_EN BIT(1) 126 #define TPS65218_ENABLE2_LDO1_EN BIT(0) 127 128 129 #define TPS65218_CONFIG1_TRST BIT(7) 130 #define TPS65218_CONFIG1_GPO2_BUF BIT(6) 131 #define TPS65218_CONFIG1_IO1_SEL BIT(5) 132 #define TPS65218_CONFIG1_PGDLY_MASK 0x18 133 #define TPS65218_CONFIG1_STRICT BIT(2) 134 #define TPS65218_CONFIG1_UVLO_MASK 0x3 135 136 #define TPS65218_CONFIG2_DC12_RST BIT(7) 137 #define TPS65218_CONFIG2_UVLOHYS BIT(6) 138 #define TPS65218_CONFIG2_LS3ILIM_MASK 0xC 139 #define TPS65218_CONFIG2_LS2ILIM_MASK 0x3 140 141 #define TPS65218_CONFIG3_LS3NPFO BIT(5) 142 #define TPS65218_CONFIG3_LS2NPFO BIT(4) 143 #define TPS65218_CONFIG3_LS1NPFO BIT(3) 144 #define TPS65218_CONFIG3_LS3DCHRG BIT(2) 145 #define TPS65218_CONFIG3_LS2DCHRG BIT(1) 146 #define TPS65218_CONFIG3_LS1DCHRG BIT(0) 147 148 #define TPS65218_CONTROL_DCDC1_PFM BIT(7) 149 #define TPS65218_CONTROL_DCDC1_MASK 0x7F 150 151 #define TPS65218_CONTROL_DCDC2_PFM BIT(7) 152 #define TPS65218_CONTROL_DCDC2_MASK 0x3F 153 154 #define TPS65218_CONTROL_DCDC3_PFM BIT(7) 155 #define TPS65218_CONTROL_DCDC3_MASK 0x3F 156 157 #define TPS65218_CONTROL_DCDC4_PFM BIT(7) 158 #define TPS65218_CONTROL_DCDC4_MASK 0x3F 159 160 #define TPS65218_SLEW_RATE_GO BIT(7) 161 #define TPS65218_SLEW_RATE_GODSBL BIT(6) 162 #define TPS65218_SLEW_RATE_SLEW_MASK 0x7 163 164 #define TPS65218_CONTROL_LDO1_MASK 0x3F 165 166 #define TPS65218_SEQ1_DLY8 BIT(7) 167 #define TPS65218_SEQ1_DLY7 BIT(6) 168 #define TPS65218_SEQ1_DLY6 BIT(5) 169 #define TPS65218_SEQ1_DLY5 BIT(4) 170 #define TPS65218_SEQ1_DLY4 BIT(3) 171 #define TPS65218_SEQ1_DLY3 BIT(2) 172 #define TPS65218_SEQ1_DLY2 BIT(1) 173 #define TPS65218_SEQ1_DLY1 BIT(0) 174 175 #define TPS65218_SEQ2_DLYFCTR BIT(7) 176 #define TPS65218_SEQ2_DLY9 BIT(0) 177 178 #define TPS65218_SEQ3_DC2_SEQ_MASK 0xF0 179 #define TPS65218_SEQ3_DC1_SEQ_MASK 0xF 180 181 #define TPS65218_SEQ4_DC4_SEQ_MASK 0xF0 182 #define TPS65218_SEQ4_DC3_SEQ_MASK 0xF 183 184 #define TPS65218_SEQ5_DC6_SEQ_MASK 0xF0 185 #define TPS65218_SEQ5_DC5_SEQ_MASK 0xF 186 187 #define TPS65218_SEQ6_LS1_SEQ_MASK 0xF0 188 #define TPS65218_SEQ6_LDO1_SEQ_MASK 0xF 189 190 #define TPS65218_SEQ7_GPO3_SEQ_MASK 0xF0 191 #define TPS65218_SEQ7_GPO1_SEQ_MASK 0xF 192 #define TPS65218_PROTECT_NONE 0 193 #define TPS65218_PROTECT_L1 1 194 195 enum tps65218_regulator_id { 196 /* DCDC's */ 197 TPS65218_DCDC_1, 198 TPS65218_DCDC_2, 199 TPS65218_DCDC_3, 200 TPS65218_DCDC_4, 201 TPS65218_DCDC_5, 202 TPS65218_DCDC_6, 203 /* LDOs */ 204 TPS65218_LDO_1, 205 }; 206 207 #define TPS65218_MAX_REG_ID TPS65218_LDO_1 208 209 /* Number of step-down converters available */ 210 #define TPS65218_NUM_DCDC 6 211 /* Number of LDO voltage regulators available */ 212 #define TPS65218_NUM_LDO 1 213 /* Number of total regulators available */ 214 #define TPS65218_NUM_REGULATOR (TPS65218_NUM_DCDC + TPS65218_NUM_LDO) 215 216 /* Define the TPS65218 IRQ numbers */ 217 enum tps65218_irqs { 218 /* INT1 registers */ 219 TPS65218_PRGC_IRQ, 220 TPS65218_CC_AQC_IRQ, 221 TPS65218_HOT_IRQ, 222 TPS65218_PB_IRQ, 223 TPS65218_AC_IRQ, 224 TPS65218_VPRG_IRQ, 225 TPS65218_INVALID1_IRQ, 226 TPS65218_INVALID2_IRQ, 227 /* INT2 registers */ 228 TPS65218_LS1_I_IRQ, 229 TPS65218_LS2_I_IRQ, 230 TPS65218_LS3_I_IRQ, 231 TPS65218_LS1_F_IRQ, 232 TPS65218_LS2_F_IRQ, 233 TPS65218_LS3_F_IRQ, 234 TPS65218_INVALID3_IRQ, 235 TPS65218_INVALID4_IRQ, 236 }; 237 238 /** 239 * struct tps_info - packages regulator constraints 240 * @id: Id of the regulator 241 * @name: Voltage regulator name 242 * @min_uV: minimum micro volts 243 * @max_uV: minimum micro volts 244 * 245 * This data is used to check the regualtor voltage limits while setting. 246 */ 247 struct tps_info { 248 int id; 249 const char *name; 250 int min_uV; 251 int max_uV; 252 }; 253 254 /** 255 * struct tps65218 - tps65218 sub-driver chip access routines 256 * 257 * Device data may be used to access the TPS65218 chip 258 */ 259 260 struct tps65218 { 261 struct device *dev; 262 unsigned int id; 263 264 struct mutex tps_lock; /* lock guarding the data structure */ 265 /* IRQ Data */ 266 int irq; 267 u32 irq_mask; 268 struct regmap_irq_chip_data *irq_data; 269 struct regulator_desc desc[TPS65218_NUM_REGULATOR]; 270 struct tps_info *info[TPS65218_NUM_REGULATOR]; 271 struct regmap *regmap; 272 }; 273 274 int tps65218_reg_read(struct tps65218 *tps, unsigned int reg, 275 unsigned int *val); 276 int tps65218_reg_write(struct tps65218 *tps, unsigned int reg, 277 unsigned int val, unsigned int level); 278 int tps65218_set_bits(struct tps65218 *tps, unsigned int reg, 279 unsigned int mask, unsigned int val, unsigned int level); 280 int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg, 281 unsigned int mask, unsigned int level); 282 283 #endif /* __LINUX_MFD_TPS65218_H */ 284