drivers/mfd/axp20x.c

   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/acpi.h>
  20 #include <linux/bitops.h>
  21 #include <linux/delay.h>
  22 #include <linux/err.h>
  23 #include <linux/interrupt.h>
  24 #include <linux/kernel.h>
  25 #include <linux/mfd/axp20x.h>
  26 #include <linux/mfd/core.h>
  27 #include <linux/module.h>
  28 #include <linux/of_device.h>
  29 #include <linux/pm_runtime.h>
  30 #include <linux/regmap.h>
  31 #include <linux/regulator/consumer.h>
  32
  33 #define AXP20X_OFF      BIT(7)
  34
  35 #define AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE    0
  36 #define AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE     BIT(4)
  37
  38 static const char * const axp20x_model_names[] = {
  39         "AXP152",
  40         "AXP202",
  41         "AXP209",
  42         "AXP221",
  43         "AXP223",
  44         "AXP288",
  45         "AXP803",
  46         "AXP806",
  47         "AXP809",
  48         "AXP813",
  49 };
  50
  51 static const struct regmap_range axp152_writeable_ranges[] = {
  52         regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE),
  53         regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE),
  54 };
  55
  56 static const struct regmap_range axp152_volatile_ranges[] = {
  57         regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE),
  58         regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE),
  59         regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT),
  60 };
  61
  62 static const struct regmap_access_table axp152_writeable_table = {
  63         .yes_ranges     = axp152_writeable_ranges,
  64         .n_yes_ranges   = ARRAY_SIZE(axp152_writeable_ranges),
  65 };
  66
  67 static const struct regmap_access_table axp152_volatile_table = {
  68         .yes_ranges     = axp152_volatile_ranges,
  69         .n_yes_ranges   = ARRAY_SIZE(axp152_volatile_ranges),
  70 };
  71
  72 static const struct regmap_range axp20x_writeable_ranges[] = {
  73         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
  74         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
  75         regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES),
  76         regmap_reg_range(AXP20X_RDC_H, AXP20X_OCV(AXP20X_OCV_MAX)),
  77 };
  78
  79 static const struct regmap_range axp20x_volatile_ranges[] = {
  80         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_USB_OTG_STATUS),
  81         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
  82         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
  83         regmap_reg_range(AXP20X_ACIN_V_ADC_H, AXP20X_IPSOUT_V_HIGH_L),
  84         regmap_reg_range(AXP20X_GPIO20_SS, AXP20X_GPIO3_CTRL),
  85         regmap_reg_range(AXP20X_FG_RES, AXP20X_RDC_L),
  86 };
  87
  88 static const struct regmap_access_table axp20x_writeable_table = {
  89         .yes_ranges     = axp20x_writeable_ranges,
  90         .n_yes_ranges   = ARRAY_SIZE(axp20x_writeable_ranges),
  91 };
  92
  93 static const struct regmap_access_table axp20x_volatile_table = {
  94         .yes_ranges     = axp20x_volatile_ranges,
  95         .n_yes_ranges   = ARRAY_SIZE(axp20x_volatile_ranges),
  96 };
  97
  98 /* AXP22x ranges are shared with the AXP809, as they cover the same range */
  99 static const struct regmap_range axp22x_writeable_ranges[] = {
 100         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
 101         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP22X_CHRG_CTRL3),
 102         regmap_reg_range(AXP20X_DCDC_MODE, AXP22X_BATLOW_THRES1),
 103 };
 104
 105 static const struct regmap_range axp22x_volatile_ranges[] = {
 106         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE),
 107         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
 108         regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
 109         regmap_reg_range(AXP22X_PMIC_TEMP_H, AXP20X_IPSOUT_V_HIGH_L),
 110         regmap_reg_range(AXP20X_FG_RES, AXP20X_FG_RES),
 111 };
 112
 113 static const struct regmap_access_table axp22x_writeable_table = {
 114         .yes_ranges     = axp22x_writeable_ranges,
 115         .n_yes_ranges   = ARRAY_SIZE(axp22x_writeable_ranges),
 116 };
 117
 118 static const struct regmap_access_table axp22x_volatile_table = {
 119         .yes_ranges     = axp22x_volatile_ranges,
 120         .n_yes_ranges   = ARRAY_SIZE(axp22x_volatile_ranges),
 121 };
 122
 123 /* AXP288 ranges are shared with the AXP803, as they cover the same range */
 124 static const struct regmap_range axp288_writeable_ranges[] = {
 125         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE),
 126         regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5),
 127 };
 128
 129 static const struct regmap_range axp288_volatile_ranges[] = {
 130         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP288_POWER_REASON),
 131         regmap_reg_range(AXP288_BC_GLOBAL, AXP288_BC_GLOBAL),
 132         regmap_reg_range(AXP288_BC_DET_STAT, AXP288_BC_DET_STAT),
 133         regmap_reg_range(AXP20X_CHRG_BAK_CTRL, AXP20X_CHRG_BAK_CTRL),
 134         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
 135         regmap_reg_range(AXP20X_TIMER_CTRL, AXP20X_TIMER_CTRL),
 136         regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
 137         regmap_reg_range(AXP288_RT_BATT_V_H, AXP288_RT_BATT_V_L),
 138         regmap_reg_range(AXP20X_FG_RES, AXP288_FG_CC_CAP_REG),
 139 };
 140
 141 static const struct regmap_access_table axp288_writeable_table = {
 142         .yes_ranges     = axp288_writeable_ranges,
 143         .n_yes_ranges   = ARRAY_SIZE(axp288_writeable_ranges),
 144 };
 145
 146 static const struct regmap_access_table axp288_volatile_table = {
 147         .yes_ranges     = axp288_volatile_ranges,
 148         .n_yes_ranges   = ARRAY_SIZE(axp288_volatile_ranges),
 149 };
 150
 151 static const struct regmap_range axp806_writeable_ranges[] = {
 152         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_DATACACHE(3)),
 153         regmap_reg_range(AXP806_PWR_OUT_CTRL1, AXP806_CLDO3_V_CTRL),
 154         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ2_EN),
 155         regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
 156         regmap_reg_range(AXP806_REG_ADDR_EXT, AXP806_REG_ADDR_EXT),
 157 };
 158
 159 static const struct regmap_range axp806_volatile_ranges[] = {
 160         regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
 161 };
 162
 163 static const struct regmap_access_table axp806_writeable_table = {
 164         .yes_ranges     = axp806_writeable_ranges,
 165         .n_yes_ranges   = ARRAY_SIZE(axp806_writeable_ranges),
 166 };
 167
 168 static const struct regmap_access_table axp806_volatile_table = {
 169         .yes_ranges     = axp806_volatile_ranges,
 170         .n_yes_ranges   = ARRAY_SIZE(axp806_volatile_ranges),
 171 };
 172
 173 static const struct resource axp152_pek_resources[] = {
 174         DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
 175         DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
 176 };
 177
 178 static const struct resource axp20x_ac_power_supply_resources[] = {
 179         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_PLUGIN, "ACIN_PLUGIN"),
 180         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_REMOVAL, "ACIN_REMOVAL"),
 181         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_OVER_V, "ACIN_OVER_V"),
 182 };
 183
 184 static const struct resource axp20x_pek_resources[] = {
 185         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
 186         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
 187 };
 188
 189 static const struct resource axp20x_usb_power_supply_resources[] = {
 190         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
 191         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
 192         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_VALID, "VBUS_VALID"),
 193         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_NOT_VALID, "VBUS_NOT_VALID"),
 194 };
 195
 196 static const struct resource axp22x_usb_power_supply_resources[] = {
 197         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
 198         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
 199 };
 200
 201 static const struct resource axp22x_pek_resources[] = {
 202         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
 203         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
 204 };
 205
 206 static const struct resource axp288_power_button_resources[] = {
 207         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_POKP, "PEK_DBR"),
 208         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_POKN, "PEK_DBF"),
 209 };
 210
 211 static const struct resource axp288_fuel_gauge_resources[] = {
 212         DEFINE_RES_IRQ(AXP288_IRQ_QWBTU),
 213         DEFINE_RES_IRQ(AXP288_IRQ_WBTU),
 214         DEFINE_RES_IRQ(AXP288_IRQ_QWBTO),
 215         DEFINE_RES_IRQ(AXP288_IRQ_WBTO),
 216         DEFINE_RES_IRQ(AXP288_IRQ_WL2),
 217         DEFINE_RES_IRQ(AXP288_IRQ_WL1),
 218 };
 219
 220 static const struct resource axp803_pek_resources[] = {
 221         DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
 222         DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
 223 };
 224
 225 static const struct resource axp806_pek_resources[] = {
 226         DEFINE_RES_IRQ_NAMED(AXP806_IRQ_POK_RISE, "PEK_DBR"),
 227         DEFINE_RES_IRQ_NAMED(AXP806_IRQ_POK_FALL, "PEK_DBF"),
 228 };
 229
 230 static const struct resource axp809_pek_resources[] = {
 231         DEFINE_RES_IRQ_NAMED(AXP809_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
 232         DEFINE_RES_IRQ_NAMED(AXP809_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
 233 };
 234
 235 static const struct regmap_config axp152_regmap_config = {
 236         .reg_bits       = 8,
 237         .val_bits       = 8,
 238         .wr_table       = &axp152_writeable_table,
 239         .volatile_table = &axp152_volatile_table,
 240         .max_register   = AXP152_PWM1_DUTY_CYCLE,
 241         .cache_type     = REGCACHE_RBTREE,
 242 };
 243
 244 static const struct regmap_config axp20x_regmap_config = {
 245         .reg_bits       = 8,
 246         .val_bits       = 8,
 247         .wr_table       = &axp20x_writeable_table,
 248         .volatile_table = &axp20x_volatile_table,
 249         .max_register   = AXP20X_OCV(AXP20X_OCV_MAX),
 250         .cache_type     = REGCACHE_RBTREE,
 251 };
 252
 253 static const struct regmap_config axp22x_regmap_config = {
 254         .reg_bits       = 8,
 255         .val_bits       = 8,
 256         .wr_table       = &axp22x_writeable_table,
 257         .volatile_table = &axp22x_volatile_table,
 258         .max_register   = AXP22X_BATLOW_THRES1,
 259         .cache_type     = REGCACHE_RBTREE,
 260 };
 261
 262 static const struct regmap_config axp288_regmap_config = {
 263         .reg_bits       = 8,
 264         .val_bits       = 8,
 265         .wr_table       = &axp288_writeable_table,
 266         .volatile_table = &axp288_volatile_table,
 267         .max_register   = AXP288_FG_TUNE5,
 268         .cache_type     = REGCACHE_RBTREE,
 269 };
 270
 271 static const struct regmap_config axp806_regmap_config = {
 272         .reg_bits       = 8,
 273         .val_bits       = 8,
 274         .wr_table       = &axp806_writeable_table,
 275         .volatile_table = &axp806_volatile_table,
 276         .max_register   = AXP806_REG_ADDR_EXT,
 277         .cache_type     = REGCACHE_RBTREE,
 278 };
 279
 280 #define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask)                    \
 281         [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
 282
 283 static const struct regmap_irq axp152_regmap_irqs[] = {
 284         INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT,         0, 6),
 285         INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL,         0, 5),
 286         INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT,        0, 3),
 287         INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL,        0, 2),
 288         INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW,            1, 5),
 289         INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW,            1, 4),
 290         INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW,            1, 3),
 291         INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW,            1, 2),
 292         INIT_REGMAP_IRQ(AXP152, PEK_SHORT,              1, 1),
 293         INIT_REGMAP_IRQ(AXP152, PEK_LONG,               1, 0),
 294         INIT_REGMAP_IRQ(AXP152, TIMER,                  2, 7),
 295         INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE,           2, 6),
 296         INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE,           2, 5),
 297         INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT,            2, 3),
 298         INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT,            2, 2),
 299         INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT,            2, 1),
 300         INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT,            2, 0),
 301 };
 302
 303 static const struct regmap_irq axp20x_regmap_irqs[] = {
 304         INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V,            0, 7),
 305         INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN,            0, 6),
 306         INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL,           0, 5),
 307         INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V,            0, 4),
 308         INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN,            0, 3),
 309         INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL,           0, 2),
 310         INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW,             0, 1),
 311         INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN,            1, 7),
 312         INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL,           1, 6),
 313         INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE,      1, 5),
 314         INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE,     1, 4),
 315         INIT_REGMAP_IRQ(AXP20X, CHARG,                  1, 3),
 316         INIT_REGMAP_IRQ(AXP20X, CHARG_DONE,             1, 2),
 317         INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH,         1, 1),
 318         INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW,          1, 0),
 319         INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH,          2, 7),
 320         INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW,            2, 6),
 321         INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG,           2, 5),
 322         INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG,           2, 4),
 323         INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG,           2, 3),
 324         INIT_REGMAP_IRQ(AXP20X, PEK_SHORT,              2, 1),
 325         INIT_REGMAP_IRQ(AXP20X, PEK_LONG,               2, 0),
 326         INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON,            3, 7),
 327         INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF,           3, 6),
 328         INIT_REGMAP_IRQ(AXP20X, VBUS_VALID,             3, 5),
 329         INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID,         3, 4),
 330         INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID,        3, 3),
 331         INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END,          3, 2),
 332         INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1,           3, 1),
 333         INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2,           3, 0),
 334         INIT_REGMAP_IRQ(AXP20X, TIMER,                  4, 7),
 335         INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE,           4, 6),
 336         INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE,           4, 5),
 337         INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT,            4, 3),
 338         INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT,            4, 2),
 339         INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT,            4, 1),
 340         INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT,            4, 0),
 341 };
 342
 343 static const struct regmap_irq axp22x_regmap_irqs[] = {
 344         INIT_REGMAP_IRQ(AXP22X, ACIN_OVER_V,            0, 7),
 345         INIT_REGMAP_IRQ(AXP22X, ACIN_PLUGIN,            0, 6),
 346         INIT_REGMAP_IRQ(AXP22X, ACIN_REMOVAL,           0, 5),
 347         INIT_REGMAP_IRQ(AXP22X, VBUS_OVER_V,            0, 4),
 348         INIT_REGMAP_IRQ(AXP22X, VBUS_PLUGIN,            0, 3),
 349         INIT_REGMAP_IRQ(AXP22X, VBUS_REMOVAL,           0, 2),
 350         INIT_REGMAP_IRQ(AXP22X, VBUS_V_LOW,             0, 1),
 351         INIT_REGMAP_IRQ(AXP22X, BATT_PLUGIN,            1, 7),
 352         INIT_REGMAP_IRQ(AXP22X, BATT_REMOVAL,           1, 6),
 353         INIT_REGMAP_IRQ(AXP22X, BATT_ENT_ACT_MODE,      1, 5),
 354         INIT_REGMAP_IRQ(AXP22X, BATT_EXIT_ACT_MODE,     1, 4),
 355         INIT_REGMAP_IRQ(AXP22X, CHARG,                  1, 3),
 356         INIT_REGMAP_IRQ(AXP22X, CHARG_DONE,             1, 2),
 357         INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_HIGH,         1, 1),
 358         INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_LOW,          1, 0),
 359         INIT_REGMAP_IRQ(AXP22X, DIE_TEMP_HIGH,          2, 7),
 360         INIT_REGMAP_IRQ(AXP22X, PEK_SHORT,              2, 1),
 361         INIT_REGMAP_IRQ(AXP22X, PEK_LONG,               2, 0),
 362         INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL1,           3, 1),
 363         INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL2,           3, 0),
 364         INIT_REGMAP_IRQ(AXP22X, TIMER,                  4, 7),
 365         INIT_REGMAP_IRQ(AXP22X, PEK_RIS_EDGE,           4, 6),
 366         INIT_REGMAP_IRQ(AXP22X, PEK_FAL_EDGE,           4, 5),
 367         INIT_REGMAP_IRQ(AXP22X, GPIO1_INPUT,            4, 1),
 368         INIT_REGMAP_IRQ(AXP22X, GPIO0_INPUT,            4, 0),
 369 };
 370
 371 /* some IRQs are compatible with axp20x models */
 372 static const struct regmap_irq axp288_regmap_irqs[] = {
 373         INIT_REGMAP_IRQ(AXP288, VBUS_FALL,              0, 2),
 374         INIT_REGMAP_IRQ(AXP288, VBUS_RISE,              0, 3),
 375         INIT_REGMAP_IRQ(AXP288, OV,                     0, 4),
 376         INIT_REGMAP_IRQ(AXP288, FALLING_ALT,            0, 5),
 377         INIT_REGMAP_IRQ(AXP288, RISING_ALT,             0, 6),
 378         INIT_REGMAP_IRQ(AXP288, OV_ALT,                 0, 7),
 379
 380         INIT_REGMAP_IRQ(AXP288, DONE,                   1, 2),
 381         INIT_REGMAP_IRQ(AXP288, CHARGING,               1, 3),
 382         INIT_REGMAP_IRQ(AXP288, SAFE_QUIT,              1, 4),
 383         INIT_REGMAP_IRQ(AXP288, SAFE_ENTER,             1, 5),
 384         INIT_REGMAP_IRQ(AXP288, ABSENT,                 1, 6),
 385         INIT_REGMAP_IRQ(AXP288, APPEND,                 1, 7),
 386
 387         INIT_REGMAP_IRQ(AXP288, QWBTU,                  2, 0),
 388         INIT_REGMAP_IRQ(AXP288, WBTU,                   2, 1),
 389         INIT_REGMAP_IRQ(AXP288, QWBTO,                  2, 2),
 390         INIT_REGMAP_IRQ(AXP288, WBTO,                   2, 3),
 391         INIT_REGMAP_IRQ(AXP288, QCBTU,                  2, 4),
 392         INIT_REGMAP_IRQ(AXP288, CBTU,                   2, 5),
 393         INIT_REGMAP_IRQ(AXP288, QCBTO,                  2, 6),
 394         INIT_REGMAP_IRQ(AXP288, CBTO,                   2, 7),
 395
 396         INIT_REGMAP_IRQ(AXP288, WL2,                    3, 0),
 397         INIT_REGMAP_IRQ(AXP288, WL1,                    3, 1),
 398         INIT_REGMAP_IRQ(AXP288, GPADC,                  3, 2),
 399         INIT_REGMAP_IRQ(AXP288, OT,                     3, 7),
 400
 401         INIT_REGMAP_IRQ(AXP288, GPIO0,                  4, 0),
 402         INIT_REGMAP_IRQ(AXP288, GPIO1,                  4, 1),
 403         INIT_REGMAP_IRQ(AXP288, POKO,                   4, 2),
 404         INIT_REGMAP_IRQ(AXP288, POKL,                   4, 3),
 405         INIT_REGMAP_IRQ(AXP288, POKS,                   4, 4),
 406         INIT_REGMAP_IRQ(AXP288, POKN,                   4, 5),
 407         INIT_REGMAP_IRQ(AXP288, POKP,                   4, 6),
 408         INIT_REGMAP_IRQ(AXP288, TIMER,                  4, 7),
 409
 410         INIT_REGMAP_IRQ(AXP288, MV_CHNG,                5, 0),
 411         INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG,            5, 1),
 412 };
 413
 414 static const struct regmap_irq axp803_regmap_irqs[] = {
 415         INIT_REGMAP_IRQ(AXP803, ACIN_OVER_V,            0, 7),
 416         INIT_REGMAP_IRQ(AXP803, ACIN_PLUGIN,            0, 6),
 417         INIT_REGMAP_IRQ(AXP803, ACIN_REMOVAL,           0, 5),
 418         INIT_REGMAP_IRQ(AXP803, VBUS_OVER_V,            0, 4),
 419         INIT_REGMAP_IRQ(AXP803, VBUS_PLUGIN,            0, 3),
 420         INIT_REGMAP_IRQ(AXP803, VBUS_REMOVAL,           0, 2),
 421         INIT_REGMAP_IRQ(AXP803, BATT_PLUGIN,            1, 7),
 422         INIT_REGMAP_IRQ(AXP803, BATT_REMOVAL,           1, 6),
 423         INIT_REGMAP_IRQ(AXP803, BATT_ENT_ACT_MODE,      1, 5),
 424         INIT_REGMAP_IRQ(AXP803, BATT_EXIT_ACT_MODE,     1, 4),
 425         INIT_REGMAP_IRQ(AXP803, CHARG,                  1, 3),
 426         INIT_REGMAP_IRQ(AXP803, CHARG_DONE,             1, 2),
 427         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH,     2, 7),
 428         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH_END, 2, 6),
 429         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW,      2, 5),
 430         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW_END,  2, 4),
 431         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH,     2, 3),
 432         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH_END, 2, 2),
 433         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW,      2, 1),
 434         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW_END,  2, 0),
 435         INIT_REGMAP_IRQ(AXP803, DIE_TEMP_HIGH,          3, 7),
 436         INIT_REGMAP_IRQ(AXP803, GPADC,                  3, 2),
 437         INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL1,           3, 1),
 438         INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL2,           3, 0),
 439         INIT_REGMAP_IRQ(AXP803, TIMER,                  4, 7),
 440         INIT_REGMAP_IRQ(AXP803, PEK_RIS_EDGE,           4, 6),
 441         INIT_REGMAP_IRQ(AXP803, PEK_FAL_EDGE,           4, 5),
 442         INIT_REGMAP_IRQ(AXP803, PEK_SHORT,              4, 4),
 443         INIT_REGMAP_IRQ(AXP803, PEK_LONG,               4, 3),
 444         INIT_REGMAP_IRQ(AXP803, PEK_OVER_OFF,           4, 2),
 445         INIT_REGMAP_IRQ(AXP803, GPIO1_INPUT,            4, 1),
 446         INIT_REGMAP_IRQ(AXP803, GPIO0_INPUT,            4, 0),
 447         INIT_REGMAP_IRQ(AXP803, BC_USB_CHNG,            5, 1),
 448         INIT_REGMAP_IRQ(AXP803, MV_CHNG,                5, 0),
 449 };
 450
 451 static const struct regmap_irq axp806_regmap_irqs[] = {
 452         INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV1,      0, 0),
 453         INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV2,      0, 1),
 454         INIT_REGMAP_IRQ(AXP806, DCDCA_V_LOW,            0, 3),
 455         INIT_REGMAP_IRQ(AXP806, DCDCB_V_LOW,            0, 4),
 456         INIT_REGMAP_IRQ(AXP806, DCDCC_V_LOW,            0, 5),
 457         INIT_REGMAP_IRQ(AXP806, DCDCD_V_LOW,            0, 6),
 458         INIT_REGMAP_IRQ(AXP806, DCDCE_V_LOW,            0, 7),
 459         INIT_REGMAP_IRQ(AXP806, POK_LONG,               1, 0),
 460         INIT_REGMAP_IRQ(AXP806, POK_SHORT,              1, 1),
 461         INIT_REGMAP_IRQ(AXP806, WAKEUP,                 1, 4),
 462         INIT_REGMAP_IRQ(AXP806, POK_FALL,               1, 5),
 463         INIT_REGMAP_IRQ(AXP806, POK_RISE,               1, 6),
 464 };
 465
 466 static const struct regmap_irq axp809_regmap_irqs[] = {
 467         INIT_REGMAP_IRQ(AXP809, ACIN_OVER_V,            0, 7),
 468         INIT_REGMAP_IRQ(AXP809, ACIN_PLUGIN,            0, 6),
 469         INIT_REGMAP_IRQ(AXP809, ACIN_REMOVAL,           0, 5),
 470         INIT_REGMAP_IRQ(AXP809, VBUS_OVER_V,            0, 4),
 471         INIT_REGMAP_IRQ(AXP809, VBUS_PLUGIN,            0, 3),
 472         INIT_REGMAP_IRQ(AXP809, VBUS_REMOVAL,           0, 2),
 473         INIT_REGMAP_IRQ(AXP809, VBUS_V_LOW,             0, 1),
 474         INIT_REGMAP_IRQ(AXP809, BATT_PLUGIN,            1, 7),
 475         INIT_REGMAP_IRQ(AXP809, BATT_REMOVAL,           1, 6),
 476         INIT_REGMAP_IRQ(AXP809, BATT_ENT_ACT_MODE,      1, 5),
 477         INIT_REGMAP_IRQ(AXP809, BATT_EXIT_ACT_MODE,     1, 4),
 478         INIT_REGMAP_IRQ(AXP809, CHARG,                  1, 3),
 479         INIT_REGMAP_IRQ(AXP809, CHARG_DONE,             1, 2),
 480         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH,     2, 7),
 481         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH_END, 2, 6),
 482         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW,      2, 5),
 483         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW_END,  2, 4),
 484         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH,     2, 3),
 485         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH_END, 2, 2),
 486         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW,      2, 1),
 487         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW_END,  2, 0),
 488         INIT_REGMAP_IRQ(AXP809, DIE_TEMP_HIGH,          3, 7),
 489         INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL1,           3, 1),
 490         INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL2,           3, 0),
 491         INIT_REGMAP_IRQ(AXP809, TIMER,                  4, 7),
 492         INIT_REGMAP_IRQ(AXP809, PEK_RIS_EDGE,           4, 6),
 493         INIT_REGMAP_IRQ(AXP809, PEK_FAL_EDGE,           4, 5),
 494         INIT_REGMAP_IRQ(AXP809, PEK_SHORT,              4, 4),
 495         INIT_REGMAP_IRQ(AXP809, PEK_LONG,               4, 3),
 496         INIT_REGMAP_IRQ(AXP809, PEK_OVER_OFF,           4, 2),
 497         INIT_REGMAP_IRQ(AXP809, GPIO1_INPUT,            4, 1),
 498         INIT_REGMAP_IRQ(AXP809, GPIO0_INPUT,            4, 0),
 499 };
 500
 501 static const struct regmap_irq_chip axp152_regmap_irq_chip = {
 502         .name                   = "axp152_irq_chip",
 503         .status_base            = AXP152_IRQ1_STATE,
 504         .ack_base               = AXP152_IRQ1_STATE,
 505         .mask_base              = AXP152_IRQ1_EN,
 506         .mask_invert            = true,
 507         .init_ack_masked        = true,
 508         .irqs                   = axp152_regmap_irqs,
 509         .num_irqs               = ARRAY_SIZE(axp152_regmap_irqs),
 510         .num_regs               = 3,
 511 };
 512
 513 static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
 514         .name                   = "axp20x_irq_chip",
 515         .status_base            = AXP20X_IRQ1_STATE,
 516         .ack_base               = AXP20X_IRQ1_STATE,
 517         .mask_base              = AXP20X_IRQ1_EN,
 518         .mask_invert            = true,
 519         .init_ack_masked        = true,
 520         .irqs                   = axp20x_regmap_irqs,
 521         .num_irqs               = ARRAY_SIZE(axp20x_regmap_irqs),
 522         .num_regs               = 5,
 523
 524 };
 525
 526 static const struct regmap_irq_chip axp22x_regmap_irq_chip = {
 527         .name                   = "axp22x_irq_chip",
 528         .status_base            = AXP20X_IRQ1_STATE,
 529         .ack_base               = AXP20X_IRQ1_STATE,
 530         .mask_base              = AXP20X_IRQ1_EN,
 531         .mask_invert            = true,
 532         .init_ack_masked        = true,
 533         .irqs                   = axp22x_regmap_irqs,
 534         .num_irqs               = ARRAY_SIZE(axp22x_regmap_irqs),
 535         .num_regs               = 5,
 536 };
 537
 538 static const struct regmap_irq_chip axp288_regmap_irq_chip = {
 539         .name                   = "axp288_irq_chip",
 540         .status_base            = AXP20X_IRQ1_STATE,
 541         .ack_base               = AXP20X_IRQ1_STATE,
 542         .mask_base              = AXP20X_IRQ1_EN,
 543         .mask_invert            = true,
 544         .init_ack_masked        = true,
 545         .irqs                   = axp288_regmap_irqs,
 546         .num_irqs               = ARRAY_SIZE(axp288_regmap_irqs),
 547         .num_regs               = 6,
 548
 549 };
 550
 551 static const struct regmap_irq_chip axp803_regmap_irq_chip = {
 552         .name                   = "axp803",
 553         .status_base            = AXP20X_IRQ1_STATE,
 554         .ack_base               = AXP20X_IRQ1_STATE,
 555         .mask_base              = AXP20X_IRQ1_EN,
 556         .mask_invert            = true,
 557         .init_ack_masked        = true,
 558         .irqs                   = axp803_regmap_irqs,
 559         .num_irqs               = ARRAY_SIZE(axp803_regmap_irqs),
 560         .num_regs               = 6,
 561 };
 562
 563 static const struct regmap_irq_chip axp806_regmap_irq_chip = {
 564         .name                   = "axp806",
 565         .status_base            = AXP20X_IRQ1_STATE,
 566         .ack_base               = AXP20X_IRQ1_STATE,
 567         .mask_base              = AXP20X_IRQ1_EN,
 568         .mask_invert            = true,
 569         .init_ack_masked        = true,
 570         .irqs                   = axp806_regmap_irqs,
 571         .num_irqs               = ARRAY_SIZE(axp806_regmap_irqs),
 572         .num_regs               = 2,
 573 };
 574
 575 static const struct regmap_irq_chip axp809_regmap_irq_chip = {
 576         .name                   = "axp809",
 577         .status_base            = AXP20X_IRQ1_STATE,
 578         .ack_base               = AXP20X_IRQ1_STATE,
 579         .mask_base              = AXP20X_IRQ1_EN,
 580         .mask_invert            = true,
 581         .init_ack_masked        = true,
 582         .irqs                   = axp809_regmap_irqs,
 583         .num_irqs               = ARRAY_SIZE(axp809_regmap_irqs),
 584         .num_regs               = 5,
 585 };
 586
 587 static const struct mfd_cell axp20x_cells[] = {
 588         {
 589                 .name           = "axp20x-gpio",
 590                 .of_compatible  = "x-powers,axp209-gpio",
 591         }, {
 592                 .name           = "axp20x-pek",
 593                 .num_resources  = ARRAY_SIZE(axp20x_pek_resources),
 594                 .resources      = axp20x_pek_resources,
 595         }, {
 596                 .name           = "axp20x-regulator",
 597         }, {
 598                 .name           = "axp20x-adc",
 599                 .of_compatible  = "x-powers,axp209-adc",
 600         }, {
 601                 .name           = "axp20x-battery-power-supply",
 602                 .of_compatible  = "x-powers,axp209-battery-power-supply",
 603         }, {
 604                 .name           = "axp20x-ac-power-supply",
 605                 .of_compatible  = "x-powers,axp202-ac-power-supply",
 606                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
 607                 .resources      = axp20x_ac_power_supply_resources,
 608         }, {
 609                 .name           = "axp20x-usb-power-supply",
 610                 .of_compatible  = "x-powers,axp202-usb-power-supply",
 611                 .num_resources  = ARRAY_SIZE(axp20x_usb_power_supply_resources),
 612                 .resources      = axp20x_usb_power_supply_resources,
 613         },
 614 };
 615
 616 static const struct mfd_cell axp221_cells[] = {
 617         {
 618                 .name           = "axp221-pek",
 619                 .num_resources  = ARRAY_SIZE(axp22x_pek_resources),
 620                 .resources      = axp22x_pek_resources,
 621         }, {
 622                 .name           = "axp20x-regulator",
 623         }, {
 624                 .name           = "axp22x-adc",
 625                 .of_compatible  = "x-powers,axp221-adc",
 626         }, {
 627                 .name           = "axp20x-ac-power-supply",
 628                 .of_compatible  = "x-powers,axp221-ac-power-supply",
 629                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
 630                 .resources      = axp20x_ac_power_supply_resources,
 631         }, {
 632                 .name           = "axp20x-battery-power-supply",
 633                 .of_compatible  = "x-powers,axp221-battery-power-supply",
 634         }, {
 635                 .name           = "axp20x-usb-power-supply",
 636                 .of_compatible  = "x-powers,axp221-usb-power-supply",
 637                 .num_resources  = ARRAY_SIZE(axp22x_usb_power_supply_resources),
 638                 .resources      = axp22x_usb_power_supply_resources,
 639         },
 640 };
 641
 642 static const struct mfd_cell axp223_cells[] = {
 643         {
 644                 .name                   = "axp221-pek",
 645                 .num_resources          = ARRAY_SIZE(axp22x_pek_resources),
 646                 .resources              = axp22x_pek_resources,
 647         }, {
 648                 .name           = "axp22x-adc",
 649                 .of_compatible  = "x-powers,axp221-adc",
 650         }, {
 651                 .name           = "axp20x-battery-power-supply",
 652                 .of_compatible  = "x-powers,axp221-battery-power-supply",
 653         }, {
 654                 .name                   = "axp20x-regulator",
 655         }, {
 656                 .name           = "axp20x-ac-power-supply",
 657                 .of_compatible  = "x-powers,axp221-ac-power-supply",
 658                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
 659                 .resources      = axp20x_ac_power_supply_resources,
 660         }, {
 661                 .name           = "axp20x-usb-power-supply",
 662                 .of_compatible  = "x-powers,axp223-usb-power-supply",
 663                 .num_resources  = ARRAY_SIZE(axp22x_usb_power_supply_resources),
 664                 .resources      = axp22x_usb_power_supply_resources,
 665         },
 666 };
 667
 668 static const struct mfd_cell axp152_cells[] = {
 669         {
 670                 .name                   = "axp20x-pek",
 671                 .num_resources          = ARRAY_SIZE(axp152_pek_resources),
 672                 .resources              = axp152_pek_resources,
 673         },
 674 };
 675
 676 static const struct resource axp288_adc_resources[] = {
 677         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_GPADC, "GPADC"),
 678 };
 679
 680 static const struct resource axp288_extcon_resources[] = {
 681         DEFINE_RES_IRQ(AXP288_IRQ_VBUS_FALL),
 682         DEFINE_RES_IRQ(AXP288_IRQ_VBUS_RISE),
 683         DEFINE_RES_IRQ(AXP288_IRQ_MV_CHNG),
 684         DEFINE_RES_IRQ(AXP288_IRQ_BC_USB_CHNG),
 685 };
 686
 687 static const struct resource axp288_charger_resources[] = {
 688         DEFINE_RES_IRQ(AXP288_IRQ_OV),
 689         DEFINE_RES_IRQ(AXP288_IRQ_DONE),
 690         DEFINE_RES_IRQ(AXP288_IRQ_CHARGING),
 691         DEFINE_RES_IRQ(AXP288_IRQ_SAFE_QUIT),
 692         DEFINE_RES_IRQ(AXP288_IRQ_SAFE_ENTER),
 693         DEFINE_RES_IRQ(AXP288_IRQ_QCBTU),
 694         DEFINE_RES_IRQ(AXP288_IRQ_CBTU),
 695         DEFINE_RES_IRQ(AXP288_IRQ_QCBTO),
 696         DEFINE_RES_IRQ(AXP288_IRQ_CBTO),
 697 };
 698
 699 static const struct mfd_cell axp288_cells[] = {
 700         {
 701                 .name = "axp288_adc",
 702                 .num_resources = ARRAY_SIZE(axp288_adc_resources),
 703                 .resources = axp288_adc_resources,
 704         },
 705         {
 706                 .name = "axp288_extcon",
 707                 .num_resources = ARRAY_SIZE(axp288_extcon_resources),
 708                 .resources = axp288_extcon_resources,
 709         },
 710         {
 711                 .name = "axp288_charger",
 712                 .num_resources = ARRAY_SIZE(axp288_charger_resources),
 713                 .resources = axp288_charger_resources,
 714         },
 715         {
 716                 .name = "axp288_fuel_gauge",
 717                 .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources),
 718                 .resources = axp288_fuel_gauge_resources,
 719         },
 720         {
 721                 .name = "axp221-pek",
 722                 .num_resources = ARRAY_SIZE(axp288_power_button_resources),
 723                 .resources = axp288_power_button_resources,
 724         },
 725         {
 726                 .name = "axp288_pmic_acpi",
 727         },
 728 };
 729
 730 static const struct mfd_cell axp803_cells[] = {
 731         {
 732                 .name                   = "axp221-pek",
 733                 .num_resources          = ARRAY_SIZE(axp803_pek_resources),
 734                 .resources              = axp803_pek_resources,
 735         },
 736         {       .name                   = "axp20x-regulator" },
 737 };
 738
 739 static const struct mfd_cell axp806_self_working_cells[] = {
 740         {
 741                 .name                   = "axp221-pek",
 742                 .num_resources          = ARRAY_SIZE(axp806_pek_resources),
 743                 .resources              = axp806_pek_resources,
 744         },
 745         {       .name                   = "axp20x-regulator" },
 746 };
 747
 748 static const struct mfd_cell axp806_cells[] = {
 749         {
 750                 .id                     = 2,
 751                 .name                   = "axp20x-regulator",
 752         },
 753 };
 754
 755 static const struct mfd_cell axp809_cells[] = {
 756         {
 757                 .name                   = "axp221-pek",
 758                 .num_resources          = ARRAY_SIZE(axp809_pek_resources),
 759                 .resources              = axp809_pek_resources,
 760         }, {
 761                 .id                     = 1,
 762                 .name                   = "axp20x-regulator",
 763         },
 764 };
 765
 766 static const struct mfd_cell axp813_cells[] = {
 767         {
 768                 .name                   = "axp221-pek",
 769                 .num_resources          = ARRAY_SIZE(axp803_pek_resources),
 770                 .resources              = axp803_pek_resources,
 771         }, {
 772                 .name                   = "axp20x-regulator",
 773         }, {
 774                 .name                   = "axp20x-gpio",
 775                 .of_compatible          = "x-powers,axp813-gpio",
 776         }, {
 777                 .name                   = "axp813-adc",
 778                 .of_compatible          = "x-powers,axp813-adc",
 779         }, {
 780                 .name           = "axp20x-battery-power-supply",
 781                 .of_compatible  = "x-powers,axp813-battery-power-supply",
 782         },
 783 };
 784
 785 static struct axp20x_dev *axp20x_pm_power_off;
 786 static void axp20x_power_off(void)
 787 {
 788         if (axp20x_pm_power_off->variant == AXP288_ID)
 789                 return;
 790
 791         regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL,
 792                      AXP20X_OFF);
 793
 794         /* Give capacitors etc. time to drain to avoid kernel panic msg. */
 795         msleep(500);
 796 }
 797
 798 int axp20x_match_device(struct axp20x_dev *axp20x)
 799 {
 800         struct device *dev = axp20x->dev;
 801         const struct acpi_device_id *acpi_id;
 802         const struct of_device_id *of_id;
 803
 804         if (dev->of_node) {
 805                 of_id = of_match_device(dev->driver->of_match_table, dev);
 806                 if (!of_id) {
 807                         dev_err(dev, "Unable to match OF ID\n");
 808                         return -ENODEV;
 809                 }
 810                 axp20x->variant = (long)of_id->data;
 811         } else {
 812                 acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev);
 813                 if (!acpi_id || !acpi_id->driver_data) {
 814                         dev_err(dev, "Unable to match ACPI ID and data\n");
 815                         return -ENODEV;
 816                 }
 817                 axp20x->variant = (long)acpi_id->driver_data;
 818         }
 819
 820         switch (axp20x->variant) {
 821         case AXP152_ID:
 822                 axp20x->nr_cells = ARRAY_SIZE(axp152_cells);
 823                 axp20x->cells = axp152_cells;
 824                 axp20x->regmap_cfg = &axp152_regmap_config;
 825                 axp20x->regmap_irq_chip = &axp152_regmap_irq_chip;
 826                 break;
 827         case AXP202_ID:
 828         case AXP209_ID:
 829                 axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);
 830                 axp20x->cells = axp20x_cells;
 831                 axp20x->regmap_cfg = &axp20x_regmap_config;
 832                 axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip;
 833                 break;
 834         case AXP221_ID:
 835                 axp20x->nr_cells = ARRAY_SIZE(axp221_cells);
 836                 axp20x->cells = axp221_cells;
 837                 axp20x->regmap_cfg = &axp22x_regmap_config;
 838                 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
 839                 break;
 840         case AXP223_ID:
 841                 axp20x->nr_cells = ARRAY_SIZE(axp223_cells);
 842                 axp20x->cells = axp223_cells;
 843                 axp20x->regmap_cfg = &axp22x_regmap_config;
 844                 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
 845                 break;
 846         case AXP288_ID:
 847                 axp20x->cells = axp288_cells;
 848                 axp20x->nr_cells = ARRAY_SIZE(axp288_cells);
 849                 axp20x->regmap_cfg = &axp288_regmap_config;
 850                 axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
 851                 axp20x->irq_flags = IRQF_TRIGGER_LOW;
 852                 break;
 853         case AXP803_ID:
 854                 axp20x->nr_cells = ARRAY_SIZE(axp803_cells);
 855                 axp20x->cells = axp803_cells;
 856                 axp20x->regmap_cfg = &axp288_regmap_config;
 857                 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
 858                 break;
 859         case AXP806_ID:
 860                 if (of_property_read_bool(axp20x->dev->of_node,
 861                                           "x-powers,self-working-mode")) {
 862                         axp20x->nr_cells = ARRAY_SIZE(axp806_self_working_cells);
 863                         axp20x->cells = axp806_self_working_cells;
 864                 } else {
 865                         axp20x->nr_cells = ARRAY_SIZE(axp806_cells);
 866                         axp20x->cells = axp806_cells;
 867                 }
 868                 axp20x->regmap_cfg = &axp806_regmap_config;
 869                 axp20x->regmap_irq_chip = &axp806_regmap_irq_chip;
 870                 break;
 871         case AXP809_ID:
 872                 axp20x->nr_cells = ARRAY_SIZE(axp809_cells);
 873                 axp20x->cells = axp809_cells;
 874                 axp20x->regmap_cfg = &axp22x_regmap_config;
 875                 axp20x->regmap_irq_chip = &axp809_regmap_irq_chip;
 876                 break;
 877         case AXP813_ID:
 878                 axp20x->nr_cells = ARRAY_SIZE(axp813_cells);
 879                 axp20x->cells = axp813_cells;
 880                 axp20x->regmap_cfg = &axp288_regmap_config;
 881                 /*
 882                  * The IRQ table given in the datasheet is incorrect.
 883                  * In IRQ enable/status registers 1, there are separate
 884                  * IRQs for ACIN and VBUS, instead of bits [7:5] being
 885                  * the same as bits [4:2]. So it shares the same IRQs
 886                  * as the AXP803, rather than the AXP288.
 887                  */
 888                 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
 889                 break;
 890         default:
 891                 dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant);
 892                 return -EINVAL;
 893         }
 894         dev_info(dev, "AXP20x variant %s found\n",
 895                  axp20x_model_names[axp20x->variant]);
 896
 897         return 0;
 898 }
 899 EXPORT_SYMBOL(axp20x_match_device);
 900
 901 int axp20x_device_probe(struct axp20x_dev *axp20x)
 902 {
 903         int ret;
 904
 905         /*
 906          * The AXP806 supports either master/standalone or slave mode.
 907          * Slave mode allows sharing the serial bus, even with multiple
 908          * AXP806 which all have the same hardware address.
 909          *
 910          * This is done with extra "serial interface address extension",
 911          * or AXP806_BUS_ADDR_EXT, and "register address extension", or
 912          * AXP806_REG_ADDR_EXT, registers. The former is read-only, with
 913          * 1 bit customizable at the factory, and 1 bit depending on the
 914          * state of an external pin. The latter is writable. The device
 915          * will only respond to operations to its other registers when
 916          * the these device addressing bits (in the upper 4 bits of the
 917          * registers) match.
 918          *
 919          * By default we support an AXP806 chained to an AXP809 in slave
 920          * mode. Boards which use an AXP806 in master mode can set the
 921          * property "x-powers,master-mode" to override the default.
 922          */
 923         if (axp20x->variant == AXP806_ID) {
 924                 if (of_property_read_bool(axp20x->dev->of_node,
 925                                           "x-powers,master-mode") ||
 926                     of_property_read_bool(axp20x->dev->of_node,
 927                                           "x-powers,self-working-mode"))
 928                         regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
 929                                      AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE);
 930                 else
 931                         regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
 932                                      AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE);
 933         }
 934
 935         ret = regmap_add_irq_chip(axp20x->regmap, axp20x->irq,
 936                           IRQF_ONESHOT | IRQF_SHARED | axp20x->irq_flags,
 937                            -1, axp20x->regmap_irq_chip, &axp20x->regmap_irqc);
 938         if (ret) {
 939                 dev_err(axp20x->dev, "failed to add irq chip: %d\n", ret);
 940                 return ret;
 941         }
 942
 943         ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells,
 944                               axp20x->nr_cells, NULL, 0, NULL);
 945
 946         if (ret) {
 947                 dev_err(axp20x->dev, "failed to add MFD devices: %d\n", ret);
 948                 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
 949                 return ret;
 950         }
 951
 952         if (!pm_power_off) {
 953                 axp20x_pm_power_off = axp20x;
 954                 pm_power_off = axp20x_power_off;
 955         }
 956
 957         dev_info(axp20x->dev, "AXP20X driver loaded\n");
 958
 959         return 0;
 960 }
 961 EXPORT_SYMBOL(axp20x_device_probe);
 962
 963 int axp20x_device_remove(struct axp20x_dev *axp20x)
 964 {
 965         if (axp20x == axp20x_pm_power_off) {
 966                 axp20x_pm_power_off = NULL;
 967                 pm_power_off = NULL;
 968         }
 969
 970         mfd_remove_devices(axp20x->dev);
 971         regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
 972
 973         return 0;
 974 }
 975 EXPORT_SYMBOL(axp20x_device_remove);
 976
 977 MODULE_DESCRIPTION("PMIC MFD core driver for AXP20X");
 978 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
 979 MODULE_LICENSE("GPL");