1 /* 2 * MFD core driver for the X-Powers' Power Management ICs 3 * 4 * AXP20x typically comprises an adaptive USB-Compatible PWM charger, BUCK DC-DC 5 * converters, LDOs, multiple 12-bit ADCs of voltage, current and temperature 6 * as well as configurable GPIOs. 7 * 8 * This file contains the interface independent core functions. 9 * 10 * Copyright (C) 2014 Carlo Caione 11 * 12 * Author: Carlo Caione <carlo@caione.org> 13 * 14 * This program is free software; you can redistribute it and/or modify 15 * it under the terms of the GNU General Public License version 2 as 16 * published by the Free Software Foundation. 17 */ 18 19 #include <linux/err.h> 20 #include <linux/delay.h> 21 #include <linux/interrupt.h> 22 #include <linux/kernel.h> 23 #include <linux/module.h> 24 #include <linux/pm_runtime.h> 25 #include <linux/regmap.h> 26 #include <linux/regulator/consumer.h> 27 #include <linux/mfd/axp20x.h> 28 #include <linux/mfd/core.h> 29 #include <linux/of_device.h> 30 #include <linux/acpi.h> 31 32 #define AXP20X_OFF 0x80 33 34 static const char * const axp20x_model_names[] = { 35 "AXP152", 36 "AXP202", 37 "AXP209", 38 "AXP221", 39 "AXP223", 40 "AXP288", 41 "AXP809", 42 }; 43 44 static const struct regmap_range axp152_writeable_ranges[] = { 45 regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE), 46 regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE), 47 }; 48 49 static const struct regmap_range axp152_volatile_ranges[] = { 50 regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE), 51 regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE), 52 regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT), 53 }; 54 55 static const struct regmap_access_table axp152_writeable_table = { 56 .yes_ranges = axp152_writeable_ranges, 57 .n_yes_ranges = ARRAY_SIZE(axp152_writeable_ranges), 58 }; 59 60 static const struct regmap_access_table axp152_volatile_table = { 61 .yes_ranges = axp152_volatile_ranges, 62 .n_yes_ranges = ARRAY_SIZE(axp152_volatile_ranges), 63 }; 64 65 static const struct regmap_range axp20x_writeable_ranges[] = { 66 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE), 67 regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES), 68 regmap_reg_range(AXP20X_RDC_H, AXP20X_OCV(AXP20X_OCV_MAX)), 69 }; 70 71 static const struct regmap_range axp20x_volatile_ranges[] = { 72 regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_USB_OTG_STATUS), 73 regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2), 74 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE), 75 regmap_reg_range(AXP20X_ACIN_V_ADC_H, AXP20X_IPSOUT_V_HIGH_L), 76 regmap_reg_range(AXP20X_GPIO20_SS, AXP20X_GPIO3_CTRL), 77 regmap_reg_range(AXP20X_FG_RES, AXP20X_RDC_L), 78 }; 79 80 static const struct regmap_access_table axp20x_writeable_table = { 81 .yes_ranges = axp20x_writeable_ranges, 82 .n_yes_ranges = ARRAY_SIZE(axp20x_writeable_ranges), 83 }; 84 85 static const struct regmap_access_table axp20x_volatile_table = { 86 .yes_ranges = axp20x_volatile_ranges, 87 .n_yes_ranges = ARRAY_SIZE(axp20x_volatile_ranges), 88 }; 89 90 /* AXP22x ranges are shared with the AXP809, as they cover the same range */ 91 static const struct regmap_range axp22x_writeable_ranges[] = { 92 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE), 93 regmap_reg_range(AXP20X_DCDC_MODE, AXP22X_BATLOW_THRES1), 94 }; 95 96 static const struct regmap_range axp22x_volatile_ranges[] = { 97 regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE), 98 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE), 99 regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE), 100 regmap_reg_range(AXP20X_FG_RES, AXP20X_FG_RES), 101 }; 102 103 static const struct regmap_access_table axp22x_writeable_table = { 104 .yes_ranges = axp22x_writeable_ranges, 105 .n_yes_ranges = ARRAY_SIZE(axp22x_writeable_ranges), 106 }; 107 108 static const struct regmap_access_table axp22x_volatile_table = { 109 .yes_ranges = axp22x_volatile_ranges, 110 .n_yes_ranges = ARRAY_SIZE(axp22x_volatile_ranges), 111 }; 112 113 static const struct regmap_range axp288_writeable_ranges[] = { 114 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE), 115 regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5), 116 }; 117 118 static const struct regmap_range axp288_volatile_ranges[] = { 119 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L), 120 }; 121 122 static const struct regmap_access_table axp288_writeable_table = { 123 .yes_ranges = axp288_writeable_ranges, 124 .n_yes_ranges = ARRAY_SIZE(axp288_writeable_ranges), 125 }; 126 127 static const struct regmap_access_table axp288_volatile_table = { 128 .yes_ranges = axp288_volatile_ranges, 129 .n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges), 130 }; 131 132 static struct resource axp152_pek_resources[] = { 133 DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"), 134 DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"), 135 }; 136 137 static struct resource axp20x_ac_power_supply_resources[] = { 138 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_PLUGIN, "ACIN_PLUGIN"), 139 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_REMOVAL, "ACIN_REMOVAL"), 140 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_OVER_V, "ACIN_OVER_V"), 141 }; 142 143 static struct resource axp20x_pek_resources[] = { 144 { 145 .name = "PEK_DBR", 146 .start = AXP20X_IRQ_PEK_RIS_EDGE, 147 .end = AXP20X_IRQ_PEK_RIS_EDGE, 148 .flags = IORESOURCE_IRQ, 149 }, { 150 .name = "PEK_DBF", 151 .start = AXP20X_IRQ_PEK_FAL_EDGE, 152 .end = AXP20X_IRQ_PEK_FAL_EDGE, 153 .flags = IORESOURCE_IRQ, 154 }, 155 }; 156 157 static struct resource axp20x_usb_power_supply_resources[] = { 158 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"), 159 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"), 160 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_VALID, "VBUS_VALID"), 161 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_NOT_VALID, "VBUS_NOT_VALID"), 162 }; 163 164 static struct resource axp22x_usb_power_supply_resources[] = { 165 DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"), 166 DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"), 167 }; 168 169 static struct resource axp22x_pek_resources[] = { 170 { 171 .name = "PEK_DBR", 172 .start = AXP22X_IRQ_PEK_RIS_EDGE, 173 .end = AXP22X_IRQ_PEK_RIS_EDGE, 174 .flags = IORESOURCE_IRQ, 175 }, { 176 .name = "PEK_DBF", 177 .start = AXP22X_IRQ_PEK_FAL_EDGE, 178 .end = AXP22X_IRQ_PEK_FAL_EDGE, 179 .flags = IORESOURCE_IRQ, 180 }, 181 }; 182 183 static struct resource axp288_power_button_resources[] = { 184 { 185 .name = "PEK_DBR", 186 .start = AXP288_IRQ_POKN, 187 .end = AXP288_IRQ_POKN, 188 .flags = IORESOURCE_IRQ, 189 }, 190 { 191 .name = "PEK_DBF", 192 .start = AXP288_IRQ_POKP, 193 .end = AXP288_IRQ_POKP, 194 .flags = IORESOURCE_IRQ, 195 }, 196 }; 197 198 static struct resource axp288_fuel_gauge_resources[] = { 199 { 200 .start = AXP288_IRQ_QWBTU, 201 .end = AXP288_IRQ_QWBTU, 202 .flags = IORESOURCE_IRQ, 203 }, 204 { 205 .start = AXP288_IRQ_WBTU, 206 .end = AXP288_IRQ_WBTU, 207 .flags = IORESOURCE_IRQ, 208 }, 209 { 210 .start = AXP288_IRQ_QWBTO, 211 .end = AXP288_IRQ_QWBTO, 212 .flags = IORESOURCE_IRQ, 213 }, 214 { 215 .start = AXP288_IRQ_WBTO, 216 .end = AXP288_IRQ_WBTO, 217 .flags = IORESOURCE_IRQ, 218 }, 219 { 220 .start = AXP288_IRQ_WL2, 221 .end = AXP288_IRQ_WL2, 222 .flags = IORESOURCE_IRQ, 223 }, 224 { 225 .start = AXP288_IRQ_WL1, 226 .end = AXP288_IRQ_WL1, 227 .flags = IORESOURCE_IRQ, 228 }, 229 }; 230 231 static struct resource axp809_pek_resources[] = { 232 { 233 .name = "PEK_DBR", 234 .start = AXP809_IRQ_PEK_RIS_EDGE, 235 .end = AXP809_IRQ_PEK_RIS_EDGE, 236 .flags = IORESOURCE_IRQ, 237 }, { 238 .name = "PEK_DBF", 239 .start = AXP809_IRQ_PEK_FAL_EDGE, 240 .end = AXP809_IRQ_PEK_FAL_EDGE, 241 .flags = IORESOURCE_IRQ, 242 }, 243 }; 244 245 static const struct regmap_config axp152_regmap_config = { 246 .reg_bits = 8, 247 .val_bits = 8, 248 .wr_table = &axp152_writeable_table, 249 .volatile_table = &axp152_volatile_table, 250 .max_register = AXP152_PWM1_DUTY_CYCLE, 251 .cache_type = REGCACHE_RBTREE, 252 }; 253 254 static const struct regmap_config axp20x_regmap_config = { 255 .reg_bits = 8, 256 .val_bits = 8, 257 .wr_table = &axp20x_writeable_table, 258 .volatile_table = &axp20x_volatile_table, 259 .max_register = AXP20X_OCV(AXP20X_OCV_MAX), 260 .cache_type = REGCACHE_RBTREE, 261 }; 262 263 static const struct regmap_config axp22x_regmap_config = { 264 .reg_bits = 8, 265 .val_bits = 8, 266 .wr_table = &axp22x_writeable_table, 267 .volatile_table = &axp22x_volatile_table, 268 .max_register = AXP22X_BATLOW_THRES1, 269 .cache_type = REGCACHE_RBTREE, 270 }; 271 272 static const struct regmap_config axp288_regmap_config = { 273 .reg_bits = 8, 274 .val_bits = 8, 275 .wr_table = &axp288_writeable_table, 276 .volatile_table = &axp288_volatile_table, 277 .max_register = AXP288_FG_TUNE5, 278 .cache_type = REGCACHE_RBTREE, 279 }; 280 281 #define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \ 282 [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) } 283 284 static const struct regmap_irq axp152_regmap_irqs[] = { 285 INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT, 0, 6), 286 INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL, 0, 5), 287 INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT, 0, 3), 288 INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL, 0, 2), 289 INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW, 1, 5), 290 INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW, 1, 4), 291 INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW, 1, 3), 292 INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW, 1, 2), 293 INIT_REGMAP_IRQ(AXP152, PEK_SHORT, 1, 1), 294 INIT_REGMAP_IRQ(AXP152, PEK_LONG, 1, 0), 295 INIT_REGMAP_IRQ(AXP152, TIMER, 2, 7), 296 INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE, 2, 6), 297 INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE, 2, 5), 298 INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT, 2, 3), 299 INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT, 2, 2), 300 INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT, 2, 1), 301 INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT, 2, 0), 302 }; 303 304 static const struct regmap_irq axp20x_regmap_irqs[] = { 305 INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7), 306 INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6), 307 INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL, 0, 5), 308 INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V, 0, 4), 309 INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN, 0, 3), 310 INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL, 0, 2), 311 INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW, 0, 1), 312 INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN, 1, 7), 313 INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL, 1, 6), 314 INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE, 1, 5), 315 INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE, 1, 4), 316 INIT_REGMAP_IRQ(AXP20X, CHARG, 1, 3), 317 INIT_REGMAP_IRQ(AXP20X, CHARG_DONE, 1, 2), 318 INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH, 1, 1), 319 INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW, 1, 0), 320 INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH, 2, 7), 321 INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW, 2, 6), 322 INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG, 2, 5), 323 INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG, 2, 4), 324 INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG, 2, 3), 325 INIT_REGMAP_IRQ(AXP20X, PEK_SHORT, 2, 1), 326 INIT_REGMAP_IRQ(AXP20X, PEK_LONG, 2, 0), 327 INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON, 3, 7), 328 INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF, 3, 6), 329 INIT_REGMAP_IRQ(AXP20X, VBUS_VALID, 3, 5), 330 INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID, 3, 4), 331 INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID, 3, 3), 332 INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END, 3, 2), 333 INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1, 3, 1), 334 INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2, 3, 0), 335 INIT_REGMAP_IRQ(AXP20X, TIMER, 4, 7), 336 INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE, 4, 6), 337 INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE, 4, 5), 338 INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT, 4, 3), 339 INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT, 4, 2), 340 INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT, 4, 1), 341 INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT, 4, 0), 342 }; 343 344 static const struct regmap_irq axp22x_regmap_irqs[] = { 345 INIT_REGMAP_IRQ(AXP22X, ACIN_OVER_V, 0, 7), 346 INIT_REGMAP_IRQ(AXP22X, ACIN_PLUGIN, 0, 6), 347 INIT_REGMAP_IRQ(AXP22X, ACIN_REMOVAL, 0, 5), 348 INIT_REGMAP_IRQ(AXP22X, VBUS_OVER_V, 0, 4), 349 INIT_REGMAP_IRQ(AXP22X, VBUS_PLUGIN, 0, 3), 350 INIT_REGMAP_IRQ(AXP22X, VBUS_REMOVAL, 0, 2), 351 INIT_REGMAP_IRQ(AXP22X, VBUS_V_LOW, 0, 1), 352 INIT_REGMAP_IRQ(AXP22X, BATT_PLUGIN, 1, 7), 353 INIT_REGMAP_IRQ(AXP22X, BATT_REMOVAL, 1, 6), 354 INIT_REGMAP_IRQ(AXP22X, BATT_ENT_ACT_MODE, 1, 5), 355 INIT_REGMAP_IRQ(AXP22X, BATT_EXIT_ACT_MODE, 1, 4), 356 INIT_REGMAP_IRQ(AXP22X, CHARG, 1, 3), 357 INIT_REGMAP_IRQ(AXP22X, CHARG_DONE, 1, 2), 358 INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_HIGH, 1, 1), 359 INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_LOW, 1, 0), 360 INIT_REGMAP_IRQ(AXP22X, DIE_TEMP_HIGH, 2, 7), 361 INIT_REGMAP_IRQ(AXP22X, PEK_SHORT, 2, 1), 362 INIT_REGMAP_IRQ(AXP22X, PEK_LONG, 2, 0), 363 INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL1, 3, 1), 364 INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL2, 3, 0), 365 INIT_REGMAP_IRQ(AXP22X, TIMER, 4, 7), 366 INIT_REGMAP_IRQ(AXP22X, PEK_RIS_EDGE, 4, 6), 367 INIT_REGMAP_IRQ(AXP22X, PEK_FAL_EDGE, 4, 5), 368 INIT_REGMAP_IRQ(AXP22X, GPIO1_INPUT, 4, 1), 369 INIT_REGMAP_IRQ(AXP22X, GPIO0_INPUT, 4, 0), 370 }; 371 372 /* some IRQs are compatible with axp20x models */ 373 static const struct regmap_irq axp288_regmap_irqs[] = { 374 INIT_REGMAP_IRQ(AXP288, VBUS_FALL, 0, 2), 375 INIT_REGMAP_IRQ(AXP288, VBUS_RISE, 0, 3), 376 INIT_REGMAP_IRQ(AXP288, OV, 0, 4), 377 378 INIT_REGMAP_IRQ(AXP288, DONE, 1, 2), 379 INIT_REGMAP_IRQ(AXP288, CHARGING, 1, 3), 380 INIT_REGMAP_IRQ(AXP288, SAFE_QUIT, 1, 4), 381 INIT_REGMAP_IRQ(AXP288, SAFE_ENTER, 1, 5), 382 INIT_REGMAP_IRQ(AXP288, ABSENT, 1, 6), 383 INIT_REGMAP_IRQ(AXP288, APPEND, 1, 7), 384 385 INIT_REGMAP_IRQ(AXP288, QWBTU, 2, 0), 386 INIT_REGMAP_IRQ(AXP288, WBTU, 2, 1), 387 INIT_REGMAP_IRQ(AXP288, QWBTO, 2, 2), 388 INIT_REGMAP_IRQ(AXP288, WBTO, 2, 3), 389 INIT_REGMAP_IRQ(AXP288, QCBTU, 2, 4), 390 INIT_REGMAP_IRQ(AXP288, CBTU, 2, 5), 391 INIT_REGMAP_IRQ(AXP288, QCBTO, 2, 6), 392 INIT_REGMAP_IRQ(AXP288, CBTO, 2, 7), 393 394 INIT_REGMAP_IRQ(AXP288, WL2, 3, 0), 395 INIT_REGMAP_IRQ(AXP288, WL1, 3, 1), 396 INIT_REGMAP_IRQ(AXP288, GPADC, 3, 2), 397 INIT_REGMAP_IRQ(AXP288, OT, 3, 7), 398 399 INIT_REGMAP_IRQ(AXP288, GPIO0, 4, 0), 400 INIT_REGMAP_IRQ(AXP288, GPIO1, 4, 1), 401 INIT_REGMAP_IRQ(AXP288, POKO, 4, 2), 402 INIT_REGMAP_IRQ(AXP288, POKL, 4, 3), 403 INIT_REGMAP_IRQ(AXP288, POKS, 4, 4), 404 INIT_REGMAP_IRQ(AXP288, POKN, 4, 5), 405 INIT_REGMAP_IRQ(AXP288, POKP, 4, 6), 406 INIT_REGMAP_IRQ(AXP288, TIMER, 4, 7), 407 408 INIT_REGMAP_IRQ(AXP288, MV_CHNG, 5, 0), 409 INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG, 5, 1), 410 }; 411 412 static const struct regmap_irq axp809_regmap_irqs[] = { 413 INIT_REGMAP_IRQ(AXP809, ACIN_OVER_V, 0, 7), 414 INIT_REGMAP_IRQ(AXP809, ACIN_PLUGIN, 0, 6), 415 INIT_REGMAP_IRQ(AXP809, ACIN_REMOVAL, 0, 5), 416 INIT_REGMAP_IRQ(AXP809, VBUS_OVER_V, 0, 4), 417 INIT_REGMAP_IRQ(AXP809, VBUS_PLUGIN, 0, 3), 418 INIT_REGMAP_IRQ(AXP809, VBUS_REMOVAL, 0, 2), 419 INIT_REGMAP_IRQ(AXP809, VBUS_V_LOW, 0, 1), 420 INIT_REGMAP_IRQ(AXP809, BATT_PLUGIN, 1, 7), 421 INIT_REGMAP_IRQ(AXP809, BATT_REMOVAL, 1, 6), 422 INIT_REGMAP_IRQ(AXP809, BATT_ENT_ACT_MODE, 1, 5), 423 INIT_REGMAP_IRQ(AXP809, BATT_EXIT_ACT_MODE, 1, 4), 424 INIT_REGMAP_IRQ(AXP809, CHARG, 1, 3), 425 INIT_REGMAP_IRQ(AXP809, CHARG_DONE, 1, 2), 426 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH, 2, 7), 427 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH_END, 2, 6), 428 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW, 2, 5), 429 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW_END, 2, 4), 430 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH, 2, 3), 431 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH_END, 2, 2), 432 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW, 2, 1), 433 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW_END, 2, 0), 434 INIT_REGMAP_IRQ(AXP809, DIE_TEMP_HIGH, 3, 7), 435 INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL1, 3, 1), 436 INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL2, 3, 0), 437 INIT_REGMAP_IRQ(AXP809, TIMER, 4, 7), 438 INIT_REGMAP_IRQ(AXP809, PEK_RIS_EDGE, 4, 6), 439 INIT_REGMAP_IRQ(AXP809, PEK_FAL_EDGE, 4, 5), 440 INIT_REGMAP_IRQ(AXP809, PEK_SHORT, 4, 4), 441 INIT_REGMAP_IRQ(AXP809, PEK_LONG, 4, 3), 442 INIT_REGMAP_IRQ(AXP809, PEK_OVER_OFF, 4, 2), 443 INIT_REGMAP_IRQ(AXP809, GPIO1_INPUT, 4, 1), 444 INIT_REGMAP_IRQ(AXP809, GPIO0_INPUT, 4, 0), 445 }; 446 447 static const struct regmap_irq_chip axp152_regmap_irq_chip = { 448 .name = "axp152_irq_chip", 449 .status_base = AXP152_IRQ1_STATE, 450 .ack_base = AXP152_IRQ1_STATE, 451 .mask_base = AXP152_IRQ1_EN, 452 .mask_invert = true, 453 .init_ack_masked = true, 454 .irqs = axp152_regmap_irqs, 455 .num_irqs = ARRAY_SIZE(axp152_regmap_irqs), 456 .num_regs = 3, 457 }; 458 459 static const struct regmap_irq_chip axp20x_regmap_irq_chip = { 460 .name = "axp20x_irq_chip", 461 .status_base = AXP20X_IRQ1_STATE, 462 .ack_base = AXP20X_IRQ1_STATE, 463 .mask_base = AXP20X_IRQ1_EN, 464 .mask_invert = true, 465 .init_ack_masked = true, 466 .irqs = axp20x_regmap_irqs, 467 .num_irqs = ARRAY_SIZE(axp20x_regmap_irqs), 468 .num_regs = 5, 469 470 }; 471 472 static const struct regmap_irq_chip axp22x_regmap_irq_chip = { 473 .name = "axp22x_irq_chip", 474 .status_base = AXP20X_IRQ1_STATE, 475 .ack_base = AXP20X_IRQ1_STATE, 476 .mask_base = AXP20X_IRQ1_EN, 477 .mask_invert = true, 478 .init_ack_masked = true, 479 .irqs = axp22x_regmap_irqs, 480 .num_irqs = ARRAY_SIZE(axp22x_regmap_irqs), 481 .num_regs = 5, 482 }; 483 484 static const struct regmap_irq_chip axp288_regmap_irq_chip = { 485 .name = "axp288_irq_chip", 486 .status_base = AXP20X_IRQ1_STATE, 487 .ack_base = AXP20X_IRQ1_STATE, 488 .mask_base = AXP20X_IRQ1_EN, 489 .mask_invert = true, 490 .init_ack_masked = true, 491 .irqs = axp288_regmap_irqs, 492 .num_irqs = ARRAY_SIZE(axp288_regmap_irqs), 493 .num_regs = 6, 494 495 }; 496 497 static const struct regmap_irq_chip axp809_regmap_irq_chip = { 498 .name = "axp809", 499 .status_base = AXP20X_IRQ1_STATE, 500 .ack_base = AXP20X_IRQ1_STATE, 501 .mask_base = AXP20X_IRQ1_EN, 502 .mask_invert = true, 503 .init_ack_masked = true, 504 .irqs = axp809_regmap_irqs, 505 .num_irqs = ARRAY_SIZE(axp809_regmap_irqs), 506 .num_regs = 5, 507 }; 508 509 static struct mfd_cell axp20x_cells[] = { 510 { 511 .name = "axp20x-pek", 512 .num_resources = ARRAY_SIZE(axp20x_pek_resources), 513 .resources = axp20x_pek_resources, 514 }, { 515 .name = "axp20x-regulator", 516 }, { 517 .name = "axp20x-ac-power-supply", 518 .of_compatible = "x-powers,axp202-ac-power-supply", 519 .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources), 520 .resources = axp20x_ac_power_supply_resources, 521 }, { 522 .name = "axp20x-usb-power-supply", 523 .of_compatible = "x-powers,axp202-usb-power-supply", 524 .num_resources = ARRAY_SIZE(axp20x_usb_power_supply_resources), 525 .resources = axp20x_usb_power_supply_resources, 526 }, 527 }; 528 529 static struct mfd_cell axp22x_cells[] = { 530 { 531 .name = "axp20x-pek", 532 .num_resources = ARRAY_SIZE(axp22x_pek_resources), 533 .resources = axp22x_pek_resources, 534 }, { 535 .name = "axp20x-regulator", 536 }, { 537 .name = "axp20x-usb-power-supply", 538 .of_compatible = "x-powers,axp221-usb-power-supply", 539 .num_resources = ARRAY_SIZE(axp22x_usb_power_supply_resources), 540 .resources = axp22x_usb_power_supply_resources, 541 }, 542 }; 543 544 static struct mfd_cell axp152_cells[] = { 545 { 546 .name = "axp20x-pek", 547 .num_resources = ARRAY_SIZE(axp152_pek_resources), 548 .resources = axp152_pek_resources, 549 }, 550 }; 551 552 static struct resource axp288_adc_resources[] = { 553 { 554 .name = "GPADC", 555 .start = AXP288_IRQ_GPADC, 556 .end = AXP288_IRQ_GPADC, 557 .flags = IORESOURCE_IRQ, 558 }, 559 }; 560 561 static struct resource axp288_extcon_resources[] = { 562 { 563 .start = AXP288_IRQ_VBUS_FALL, 564 .end = AXP288_IRQ_VBUS_FALL, 565 .flags = IORESOURCE_IRQ, 566 }, 567 { 568 .start = AXP288_IRQ_VBUS_RISE, 569 .end = AXP288_IRQ_VBUS_RISE, 570 .flags = IORESOURCE_IRQ, 571 }, 572 { 573 .start = AXP288_IRQ_MV_CHNG, 574 .end = AXP288_IRQ_MV_CHNG, 575 .flags = IORESOURCE_IRQ, 576 }, 577 { 578 .start = AXP288_IRQ_BC_USB_CHNG, 579 .end = AXP288_IRQ_BC_USB_CHNG, 580 .flags = IORESOURCE_IRQ, 581 }, 582 }; 583 584 static struct resource axp288_charger_resources[] = { 585 { 586 .start = AXP288_IRQ_OV, 587 .end = AXP288_IRQ_OV, 588 .flags = IORESOURCE_IRQ, 589 }, 590 { 591 .start = AXP288_IRQ_DONE, 592 .end = AXP288_IRQ_DONE, 593 .flags = IORESOURCE_IRQ, 594 }, 595 { 596 .start = AXP288_IRQ_CHARGING, 597 .end = AXP288_IRQ_CHARGING, 598 .flags = IORESOURCE_IRQ, 599 }, 600 { 601 .start = AXP288_IRQ_SAFE_QUIT, 602 .end = AXP288_IRQ_SAFE_QUIT, 603 .flags = IORESOURCE_IRQ, 604 }, 605 { 606 .start = AXP288_IRQ_SAFE_ENTER, 607 .end = AXP288_IRQ_SAFE_ENTER, 608 .flags = IORESOURCE_IRQ, 609 }, 610 { 611 .start = AXP288_IRQ_QCBTU, 612 .end = AXP288_IRQ_QCBTU, 613 .flags = IORESOURCE_IRQ, 614 }, 615 { 616 .start = AXP288_IRQ_CBTU, 617 .end = AXP288_IRQ_CBTU, 618 .flags = IORESOURCE_IRQ, 619 }, 620 { 621 .start = AXP288_IRQ_QCBTO, 622 .end = AXP288_IRQ_QCBTO, 623 .flags = IORESOURCE_IRQ, 624 }, 625 { 626 .start = AXP288_IRQ_CBTO, 627 .end = AXP288_IRQ_CBTO, 628 .flags = IORESOURCE_IRQ, 629 }, 630 }; 631 632 static struct mfd_cell axp288_cells[] = { 633 { 634 .name = "axp288_adc", 635 .num_resources = ARRAY_SIZE(axp288_adc_resources), 636 .resources = axp288_adc_resources, 637 }, 638 { 639 .name = "axp288_extcon", 640 .num_resources = ARRAY_SIZE(axp288_extcon_resources), 641 .resources = axp288_extcon_resources, 642 }, 643 { 644 .name = "axp288_charger", 645 .num_resources = ARRAY_SIZE(axp288_charger_resources), 646 .resources = axp288_charger_resources, 647 }, 648 { 649 .name = "axp288_fuel_gauge", 650 .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources), 651 .resources = axp288_fuel_gauge_resources, 652 }, 653 { 654 .name = "axp20x-pek", 655 .num_resources = ARRAY_SIZE(axp288_power_button_resources), 656 .resources = axp288_power_button_resources, 657 }, 658 { 659 .name = "axp288_pmic_acpi", 660 }, 661 }; 662 663 static struct mfd_cell axp809_cells[] = { 664 { 665 .name = "axp20x-pek", 666 .num_resources = ARRAY_SIZE(axp809_pek_resources), 667 .resources = axp809_pek_resources, 668 }, { 669 .name = "axp20x-regulator", 670 }, 671 }; 672 673 static struct axp20x_dev *axp20x_pm_power_off; 674 static void axp20x_power_off(void) 675 { 676 if (axp20x_pm_power_off->variant == AXP288_ID) 677 return; 678 679 regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL, 680 AXP20X_OFF); 681 682 /* Give capacitors etc. time to drain to avoid kernel panic msg. */ 683 msleep(500); 684 } 685 686 int axp20x_match_device(struct axp20x_dev *axp20x) 687 { 688 struct device *dev = axp20x->dev; 689 const struct acpi_device_id *acpi_id; 690 const struct of_device_id *of_id; 691 692 if (dev->of_node) { 693 of_id = of_match_device(dev->driver->of_match_table, dev); 694 if (!of_id) { 695 dev_err(dev, "Unable to match OF ID\n"); 696 return -ENODEV; 697 } 698 axp20x->variant = (long)of_id->data; 699 } else { 700 acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev); 701 if (!acpi_id || !acpi_id->driver_data) { 702 dev_err(dev, "Unable to match ACPI ID and data\n"); 703 return -ENODEV; 704 } 705 axp20x->variant = (long)acpi_id->driver_data; 706 } 707 708 switch (axp20x->variant) { 709 case AXP152_ID: 710 axp20x->nr_cells = ARRAY_SIZE(axp152_cells); 711 axp20x->cells = axp152_cells; 712 axp20x->regmap_cfg = &axp152_regmap_config; 713 axp20x->regmap_irq_chip = &axp152_regmap_irq_chip; 714 break; 715 case AXP202_ID: 716 case AXP209_ID: 717 axp20x->nr_cells = ARRAY_SIZE(axp20x_cells); 718 axp20x->cells = axp20x_cells; 719 axp20x->regmap_cfg = &axp20x_regmap_config; 720 axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip; 721 break; 722 case AXP221_ID: 723 case AXP223_ID: 724 axp20x->nr_cells = ARRAY_SIZE(axp22x_cells); 725 axp20x->cells = axp22x_cells; 726 axp20x->regmap_cfg = &axp22x_regmap_config; 727 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip; 728 break; 729 case AXP288_ID: 730 axp20x->cells = axp288_cells; 731 axp20x->nr_cells = ARRAY_SIZE(axp288_cells); 732 axp20x->regmap_cfg = &axp288_regmap_config; 733 axp20x->regmap_irq_chip = &axp288_regmap_irq_chip; 734 break; 735 case AXP809_ID: 736 axp20x->nr_cells = ARRAY_SIZE(axp809_cells); 737 axp20x->cells = axp809_cells; 738 axp20x->regmap_cfg = &axp22x_regmap_config; 739 axp20x->regmap_irq_chip = &axp809_regmap_irq_chip; 740 break; 741 default: 742 dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant); 743 return -EINVAL; 744 } 745 dev_info(dev, "AXP20x variant %s found\n", 746 axp20x_model_names[axp20x->variant]); 747 748 return 0; 749 } 750 EXPORT_SYMBOL(axp20x_match_device); 751 752 int axp20x_device_probe(struct axp20x_dev *axp20x) 753 { 754 int ret; 755 756 ret = regmap_add_irq_chip(axp20x->regmap, axp20x->irq, 757 IRQF_ONESHOT | IRQF_SHARED, -1, 758 axp20x->regmap_irq_chip, 759 &axp20x->regmap_irqc); 760 if (ret) { 761 dev_err(axp20x->dev, "failed to add irq chip: %d\n", ret); 762 return ret; 763 } 764 765 ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells, 766 axp20x->nr_cells, NULL, 0, NULL); 767 768 if (ret) { 769 dev_err(axp20x->dev, "failed to add MFD devices: %d\n", ret); 770 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc); 771 return ret; 772 } 773 774 if (!pm_power_off) { 775 axp20x_pm_power_off = axp20x; 776 pm_power_off = axp20x_power_off; 777 } 778 779 dev_info(axp20x->dev, "AXP20X driver loaded\n"); 780 781 return 0; 782 } 783 EXPORT_SYMBOL(axp20x_device_probe); 784 785 int axp20x_device_remove(struct axp20x_dev *axp20x) 786 { 787 if (axp20x == axp20x_pm_power_off) { 788 axp20x_pm_power_off = NULL; 789 pm_power_off = NULL; 790 } 791 792 mfd_remove_devices(axp20x->dev); 793 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc); 794 795 return 0; 796 } 797 EXPORT_SYMBOL(axp20x_device_remove); 798 799 MODULE_DESCRIPTION("PMIC MFD core driver for AXP20X"); 800 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>"); 801 MODULE_LICENSE("GPL"); 802