1/*
   2 * AXP20x regulators driver.
   3 *
   4 * Copyright (C) 2013 Carlo Caione <carlo@caione.org>
   5 *
   6 * This file is subject to the terms and conditions of the GNU General
   7 * Public License. See the file "COPYING" in the main directory of this
   8 * archive for more details.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 * GNU General Public License for more details.
  14 */
  15
  16#include <linux/bitops.h>
  17#include <linux/delay.h>
  18#include <linux/err.h>
  19#include <linux/init.h>
  20#include <linux/mfd/axp20x.h>
  21#include <linux/module.h>
  22#include <linux/of.h>
  23#include <linux/platform_device.h>
  24#include <linux/regmap.h>
  25#include <linux/regulator/driver.h>
  26#include <linux/regulator/machine.h>
  27#include <linux/regulator/of_regulator.h>
  28
  29#define AXP20X_GPIO0_FUNC_MASK		GENMASK(3, 0)
  30#define AXP20X_GPIO1_FUNC_MASK		GENMASK(3, 0)
  31
  32#define AXP20X_IO_ENABLED		0x03
  33#define AXP20X_IO_DISABLED		0x07
  34
  35#define AXP20X_WORKMODE_DCDC2_MASK	BIT_MASK(2)
  36#define AXP20X_WORKMODE_DCDC3_MASK	BIT_MASK(1)
  37
  38#define AXP20X_FREQ_DCDC_MASK		GENMASK(3, 0)
  39
  40#define AXP20X_VBUS_IPSOUT_MGMT_MASK	BIT_MASK(2)
  41
  42#define AXP20X_DCDC2_V_OUT_MASK		GENMASK(5, 0)
  43#define AXP20X_DCDC3_V_OUT_MASK		GENMASK(7, 0)
  44#define AXP20X_LDO2_V_OUT_MASK		GENMASK(7, 4)
  45#define AXP20X_LDO3_V_OUT_MASK		GENMASK(6, 0)
  46#define AXP20X_LDO4_V_OUT_MASK		GENMASK(3, 0)
  47#define AXP20X_LDO5_V_OUT_MASK		GENMASK(7, 4)
  48
  49#define AXP20X_PWR_OUT_EXTEN_MASK	BIT_MASK(0)
  50#define AXP20X_PWR_OUT_DCDC3_MASK	BIT_MASK(1)
  51#define AXP20X_PWR_OUT_LDO2_MASK	BIT_MASK(2)
  52#define AXP20X_PWR_OUT_LDO4_MASK	BIT_MASK(3)
  53#define AXP20X_PWR_OUT_DCDC2_MASK	BIT_MASK(4)
  54#define AXP20X_PWR_OUT_LDO3_MASK	BIT_MASK(6)
  55
  56#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK	BIT_MASK(0)
  57#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(x) \
  58	((x) << 0)
  59#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK		BIT_MASK(1)
  60#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(x) \
  61	((x) << 1)
  62#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK		BIT_MASK(2)
  63#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN		BIT(2)
  64#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK		BIT_MASK(3)
  65#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN		BIT(3)
  66
  67#define AXP20X_LDO4_V_OUT_1250mV_START	0x0
  68#define AXP20X_LDO4_V_OUT_1250mV_STEPS	0
  69#define AXP20X_LDO4_V_OUT_1250mV_END	\
  70	(AXP20X_LDO4_V_OUT_1250mV_START + AXP20X_LDO4_V_OUT_1250mV_STEPS)
  71#define AXP20X_LDO4_V_OUT_1300mV_START	0x1
  72#define AXP20X_LDO4_V_OUT_1300mV_STEPS	7
  73#define AXP20X_LDO4_V_OUT_1300mV_END	\
  74	(AXP20X_LDO4_V_OUT_1300mV_START + AXP20X_LDO4_V_OUT_1300mV_STEPS)
  75#define AXP20X_LDO4_V_OUT_2500mV_START	0x9
  76#define AXP20X_LDO4_V_OUT_2500mV_STEPS	0
  77#define AXP20X_LDO4_V_OUT_2500mV_END	\
  78	(AXP20X_LDO4_V_OUT_2500mV_START + AXP20X_LDO4_V_OUT_2500mV_STEPS)
  79#define AXP20X_LDO4_V_OUT_2700mV_START	0xa
  80#define AXP20X_LDO4_V_OUT_2700mV_STEPS	1
  81#define AXP20X_LDO4_V_OUT_2700mV_END	\
  82	(AXP20X_LDO4_V_OUT_2700mV_START + AXP20X_LDO4_V_OUT_2700mV_STEPS)
  83#define AXP20X_LDO4_V_OUT_3000mV_START	0xc
  84#define AXP20X_LDO4_V_OUT_3000mV_STEPS	3
  85#define AXP20X_LDO4_V_OUT_3000mV_END	\
  86	(AXP20X_LDO4_V_OUT_3000mV_START + AXP20X_LDO4_V_OUT_3000mV_STEPS)
  87#define AXP20X_LDO4_V_OUT_NUM_VOLTAGES	16
  88
  89#define AXP22X_IO_ENABLED		0x03
  90#define AXP22X_IO_DISABLED		0x04
  91
  92#define AXP22X_WORKMODE_DCDCX_MASK(x)	BIT_MASK(x)
  93
  94#define AXP22X_MISC_N_VBUSEN_FUNC	BIT(4)
  95
  96#define AXP22X_DCDC1_V_OUT_MASK		GENMASK(4, 0)
  97#define AXP22X_DCDC2_V_OUT_MASK		GENMASK(5, 0)
  98#define AXP22X_DCDC3_V_OUT_MASK		GENMASK(5, 0)
  99#define AXP22X_DCDC4_V_OUT_MASK		GENMASK(5, 0)
 100#define AXP22X_DCDC5_V_OUT_MASK		GENMASK(4, 0)
 101#define AXP22X_DC5LDO_V_OUT_MASK	GENMASK(2, 0)
 102#define AXP22X_ALDO1_V_OUT_MASK		GENMASK(4, 0)
 103#define AXP22X_ALDO2_V_OUT_MASK		GENMASK(4, 0)
 104#define AXP22X_ALDO3_V_OUT_MASK		GENMASK(4, 0)
 105#define AXP22X_DLDO1_V_OUT_MASK		GENMASK(4, 0)
 106#define AXP22X_DLDO2_V_OUT_MASK		GENMASK(4, 0)
 107#define AXP22X_DLDO3_V_OUT_MASK		GENMASK(4, 0)
 108#define AXP22X_DLDO4_V_OUT_MASK		GENMASK(4, 0)
 109#define AXP22X_ELDO1_V_OUT_MASK		GENMASK(4, 0)
 110#define AXP22X_ELDO2_V_OUT_MASK		GENMASK(4, 0)
 111#define AXP22X_ELDO3_V_OUT_MASK		GENMASK(4, 0)
 112#define AXP22X_LDO_IO0_V_OUT_MASK	GENMASK(4, 0)
 113#define AXP22X_LDO_IO1_V_OUT_MASK	GENMASK(4, 0)
 114
 115#define AXP22X_PWR_OUT_DC5LDO_MASK	BIT_MASK(0)
 116#define AXP22X_PWR_OUT_DCDC1_MASK	BIT_MASK(1)
 117#define AXP22X_PWR_OUT_DCDC2_MASK	BIT_MASK(2)
 118#define AXP22X_PWR_OUT_DCDC3_MASK	BIT_MASK(3)
 119#define AXP22X_PWR_OUT_DCDC4_MASK	BIT_MASK(4)
 120#define AXP22X_PWR_OUT_DCDC5_MASK	BIT_MASK(5)
 121#define AXP22X_PWR_OUT_ALDO1_MASK	BIT_MASK(6)
 122#define AXP22X_PWR_OUT_ALDO2_MASK	BIT_MASK(7)
 123
 124#define AXP22X_PWR_OUT_SW_MASK		BIT_MASK(6)
 125#define AXP22X_PWR_OUT_DC1SW_MASK	BIT_MASK(7)
 126
 127#define AXP22X_PWR_OUT_ELDO1_MASK	BIT_MASK(0)
 128#define AXP22X_PWR_OUT_ELDO2_MASK	BIT_MASK(1)
 129#define AXP22X_PWR_OUT_ELDO3_MASK	BIT_MASK(2)
 130#define AXP22X_PWR_OUT_DLDO1_MASK	BIT_MASK(3)
 131#define AXP22X_PWR_OUT_DLDO2_MASK	BIT_MASK(4)
 132#define AXP22X_PWR_OUT_DLDO3_MASK	BIT_MASK(5)
 133#define AXP22X_PWR_OUT_DLDO4_MASK	BIT_MASK(6)
 134#define AXP22X_PWR_OUT_ALDO3_MASK	BIT_MASK(7)
 135
 136#define AXP313A_DCDC1_NUM_VOLTAGES	107
 137#define AXP313A_DCDC23_NUM_VOLTAGES	88
 138#define AXP313A_DCDC_V_OUT_MASK		GENMASK(6, 0)
 139#define AXP313A_LDO_V_OUT_MASK		GENMASK(4, 0)
 140
 141#define AXP717_DCDC1_NUM_VOLTAGES	88
 142#define AXP717_DCDC2_NUM_VOLTAGES	107
 143#define AXP717_DCDC3_NUM_VOLTAGES	103
 144#define AXP717_DCDC_V_OUT_MASK		GENMASK(6, 0)
 145#define AXP717_LDO_V_OUT_MASK		GENMASK(4, 0)
 146#define AXP717_BOOST_V_OUT_MASK		GENMASK(7, 4)
 147
 148#define AXP803_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
 149#define AXP803_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
 150#define AXP803_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
 151#define AXP803_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
 152#define AXP803_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
 153#define AXP803_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
 154
 155#define AXP803_PWR_OUT_FLDO1_MASK	BIT_MASK(2)
 156#define AXP803_PWR_OUT_FLDO2_MASK	BIT_MASK(3)
 157
 158#define AXP803_DCDC1_V_OUT_MASK		GENMASK(4, 0)
 159#define AXP803_DCDC2_V_OUT_MASK		GENMASK(6, 0)
 160#define AXP803_DCDC3_V_OUT_MASK		GENMASK(6, 0)
 161#define AXP803_DCDC4_V_OUT_MASK		GENMASK(6, 0)
 162#define AXP803_DCDC5_V_OUT_MASK		GENMASK(6, 0)
 163#define AXP803_DCDC6_V_OUT_MASK		GENMASK(6, 0)
 164
 165#define AXP803_FLDO1_V_OUT_MASK		GENMASK(3, 0)
 166#define AXP803_FLDO2_V_OUT_MASK		GENMASK(3, 0)
 167
 168#define AXP803_DCDC23_POLYPHASE_DUAL	BIT(6)
 169#define AXP803_DCDC56_POLYPHASE_DUAL	BIT(5)
 170
 171#define AXP803_DCDC234_500mV_START	0x00
 172#define AXP803_DCDC234_500mV_STEPS	70
 173#define AXP803_DCDC234_500mV_END	\
 174	(AXP803_DCDC234_500mV_START + AXP803_DCDC234_500mV_STEPS)
 175#define AXP803_DCDC234_1220mV_START	0x47
 176#define AXP803_DCDC234_1220mV_STEPS	4
 177#define AXP803_DCDC234_1220mV_END	\
 178	(AXP803_DCDC234_1220mV_START + AXP803_DCDC234_1220mV_STEPS)
 179#define AXP803_DCDC234_NUM_VOLTAGES	76
 180
 181#define AXP803_DCDC5_800mV_START	0x00
 182#define AXP803_DCDC5_800mV_STEPS	32
 183#define AXP803_DCDC5_800mV_END		\
 184	(AXP803_DCDC5_800mV_START + AXP803_DCDC5_800mV_STEPS)
 185#define AXP803_DCDC5_1140mV_START	0x21
 186#define AXP803_DCDC5_1140mV_STEPS	35
 187#define AXP803_DCDC5_1140mV_END		\
 188	(AXP803_DCDC5_1140mV_START + AXP803_DCDC5_1140mV_STEPS)
 189#define AXP803_DCDC5_NUM_VOLTAGES	69
 190
 191#define AXP803_DCDC6_600mV_START	0x00
 192#define AXP803_DCDC6_600mV_STEPS	50
 193#define AXP803_DCDC6_600mV_END		\
 194	(AXP803_DCDC6_600mV_START + AXP803_DCDC6_600mV_STEPS)
 195#define AXP803_DCDC6_1120mV_START	0x33
 196#define AXP803_DCDC6_1120mV_STEPS	20
 197#define AXP803_DCDC6_1120mV_END		\
 198	(AXP803_DCDC6_1120mV_START + AXP803_DCDC6_1120mV_STEPS)
 199#define AXP803_DCDC6_NUM_VOLTAGES	72
 200
 201#define AXP803_DLDO2_700mV_START	0x00
 202#define AXP803_DLDO2_700mV_STEPS	26
 203#define AXP803_DLDO2_700mV_END		\
 204	(AXP803_DLDO2_700mV_START + AXP803_DLDO2_700mV_STEPS)
 205#define AXP803_DLDO2_3400mV_START	0x1b
 206#define AXP803_DLDO2_3400mV_STEPS	4
 207#define AXP803_DLDO2_3400mV_END		\
 208	(AXP803_DLDO2_3400mV_START + AXP803_DLDO2_3400mV_STEPS)
 209#define AXP803_DLDO2_NUM_VOLTAGES	32
 210
 211#define AXP806_DCDCA_V_CTRL_MASK	GENMASK(6, 0)
 212#define AXP806_DCDCB_V_CTRL_MASK	GENMASK(4, 0)
 213#define AXP806_DCDCC_V_CTRL_MASK	GENMASK(6, 0)
 214#define AXP806_DCDCD_V_CTRL_MASK	GENMASK(5, 0)
 215#define AXP806_DCDCE_V_CTRL_MASK	GENMASK(4, 0)
 216#define AXP806_ALDO1_V_CTRL_MASK	GENMASK(4, 0)
 217#define AXP806_ALDO2_V_CTRL_MASK	GENMASK(4, 0)
 218#define AXP806_ALDO3_V_CTRL_MASK	GENMASK(4, 0)
 219#define AXP806_BLDO1_V_CTRL_MASK	GENMASK(3, 0)
 220#define AXP806_BLDO2_V_CTRL_MASK	GENMASK(3, 0)
 221#define AXP806_BLDO3_V_CTRL_MASK	GENMASK(3, 0)
 222#define AXP806_BLDO4_V_CTRL_MASK	GENMASK(3, 0)
 223#define AXP806_CLDO1_V_CTRL_MASK	GENMASK(4, 0)
 224#define AXP806_CLDO2_V_CTRL_MASK	GENMASK(4, 0)
 225#define AXP806_CLDO3_V_CTRL_MASK	GENMASK(4, 0)
 226
 227#define AXP806_PWR_OUT_DCDCA_MASK	BIT_MASK(0)
 228#define AXP806_PWR_OUT_DCDCB_MASK	BIT_MASK(1)
 229#define AXP806_PWR_OUT_DCDCC_MASK	BIT_MASK(2)
 230#define AXP806_PWR_OUT_DCDCD_MASK	BIT_MASK(3)
 231#define AXP806_PWR_OUT_DCDCE_MASK	BIT_MASK(4)
 232#define AXP806_PWR_OUT_ALDO1_MASK	BIT_MASK(5)
 233#define AXP806_PWR_OUT_ALDO2_MASK	BIT_MASK(6)
 234#define AXP806_PWR_OUT_ALDO3_MASK	BIT_MASK(7)
 235#define AXP806_PWR_OUT_BLDO1_MASK	BIT_MASK(0)
 236#define AXP806_PWR_OUT_BLDO2_MASK	BIT_MASK(1)
 237#define AXP806_PWR_OUT_BLDO3_MASK	BIT_MASK(2)
 238#define AXP806_PWR_OUT_BLDO4_MASK	BIT_MASK(3)
 239#define AXP806_PWR_OUT_CLDO1_MASK	BIT_MASK(4)
 240#define AXP806_PWR_OUT_CLDO2_MASK	BIT_MASK(5)
 241#define AXP806_PWR_OUT_CLDO3_MASK	BIT_MASK(6)
 242#define AXP806_PWR_OUT_SW_MASK		BIT_MASK(7)
 243
 244#define AXP806_DCDCAB_POLYPHASE_DUAL	0x40
 245#define AXP806_DCDCABC_POLYPHASE_TRI	0x80
 246#define AXP806_DCDCABC_POLYPHASE_MASK	GENMASK(7, 6)
 247
 248#define AXP806_DCDCDE_POLYPHASE_DUAL	BIT(5)
 249
 250#define AXP806_DCDCA_600mV_START	0x00
 251#define AXP806_DCDCA_600mV_STEPS	50
 252#define AXP806_DCDCA_600mV_END		\
 253	(AXP806_DCDCA_600mV_START + AXP806_DCDCA_600mV_STEPS)
 254#define AXP806_DCDCA_1120mV_START	0x33
 255#define AXP806_DCDCA_1120mV_STEPS	20
 256#define AXP806_DCDCA_1120mV_END		\
 257	(AXP806_DCDCA_1120mV_START + AXP806_DCDCA_1120mV_STEPS)
 258#define AXP806_DCDCA_NUM_VOLTAGES	72
 259
 260#define AXP806_DCDCD_600mV_START	0x00
 261#define AXP806_DCDCD_600mV_STEPS	45
 262#define AXP806_DCDCD_600mV_END		\
 263	(AXP806_DCDCD_600mV_START + AXP806_DCDCD_600mV_STEPS)
 264#define AXP806_DCDCD_1600mV_START	0x2e
 265#define AXP806_DCDCD_1600mV_STEPS	17
 266#define AXP806_DCDCD_1600mV_END		\
 267	(AXP806_DCDCD_1600mV_START + AXP806_DCDCD_1600mV_STEPS)
 268#define AXP806_DCDCD_NUM_VOLTAGES	64
 269
 270#define AXP809_DCDC4_600mV_START	0x00
 271#define AXP809_DCDC4_600mV_STEPS	47
 272#define AXP809_DCDC4_600mV_END		\
 273	(AXP809_DCDC4_600mV_START + AXP809_DCDC4_600mV_STEPS)
 274#define AXP809_DCDC4_1800mV_START	0x30
 275#define AXP809_DCDC4_1800mV_STEPS	8
 276#define AXP809_DCDC4_1800mV_END		\
 277	(AXP809_DCDC4_1800mV_START + AXP809_DCDC4_1800mV_STEPS)
 278#define AXP809_DCDC4_NUM_VOLTAGES	57
 279
 280#define AXP813_DCDC7_V_OUT_MASK		GENMASK(6, 0)
 281
 282#define AXP813_PWR_OUT_DCDC7_MASK	BIT_MASK(6)
 283
 284#define AXP15060_DCDC1_V_CTRL_MASK		GENMASK(4, 0)
 285#define AXP15060_DCDC2_V_CTRL_MASK		GENMASK(6, 0)
 286#define AXP15060_DCDC3_V_CTRL_MASK		GENMASK(6, 0)
 287#define AXP15060_DCDC4_V_CTRL_MASK		GENMASK(6, 0)
 288#define AXP15060_DCDC5_V_CTRL_MASK		GENMASK(6, 0)
 289#define AXP15060_DCDC6_V_CTRL_MASK		GENMASK(4, 0)
 290#define AXP15060_ALDO1_V_CTRL_MASK		GENMASK(4, 0)
 291#define AXP15060_ALDO2_V_CTRL_MASK		GENMASK(4, 0)
 292#define AXP15060_ALDO3_V_CTRL_MASK		GENMASK(4, 0)
 293#define AXP15060_ALDO4_V_CTRL_MASK		GENMASK(4, 0)
 294#define AXP15060_ALDO5_V_CTRL_MASK		GENMASK(4, 0)
 295#define AXP15060_BLDO1_V_CTRL_MASK		GENMASK(4, 0)
 296#define AXP15060_BLDO2_V_CTRL_MASK		GENMASK(4, 0)
 297#define AXP15060_BLDO3_V_CTRL_MASK		GENMASK(4, 0)
 298#define AXP15060_BLDO4_V_CTRL_MASK		GENMASK(4, 0)
 299#define AXP15060_BLDO5_V_CTRL_MASK		GENMASK(4, 0)
 300#define AXP15060_CLDO1_V_CTRL_MASK		GENMASK(4, 0)
 301#define AXP15060_CLDO2_V_CTRL_MASK		GENMASK(4, 0)
 302#define AXP15060_CLDO3_V_CTRL_MASK		GENMASK(4, 0)
 303#define AXP15060_CLDO4_V_CTRL_MASK		GENMASK(5, 0)
 304#define AXP15060_CPUSLDO_V_CTRL_MASK		GENMASK(3, 0)
 305
 306#define AXP15060_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
 307#define AXP15060_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
 308#define AXP15060_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
 309#define AXP15060_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
 310#define AXP15060_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
 311#define AXP15060_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
 312#define AXP15060_PWR_OUT_ALDO1_MASK	BIT_MASK(0)
 313#define AXP15060_PWR_OUT_ALDO2_MASK	BIT_MASK(1)
 314#define AXP15060_PWR_OUT_ALDO3_MASK	BIT_MASK(2)
 315#define AXP15060_PWR_OUT_ALDO4_MASK	BIT_MASK(3)
 316#define AXP15060_PWR_OUT_ALDO5_MASK	BIT_MASK(4)
 317#define AXP15060_PWR_OUT_BLDO1_MASK	BIT_MASK(5)
 318#define AXP15060_PWR_OUT_BLDO2_MASK	BIT_MASK(6)
 319#define AXP15060_PWR_OUT_BLDO3_MASK	BIT_MASK(7)
 320#define AXP15060_PWR_OUT_BLDO4_MASK	BIT_MASK(0)
 321#define AXP15060_PWR_OUT_BLDO5_MASK	BIT_MASK(1)
 322#define AXP15060_PWR_OUT_CLDO1_MASK	BIT_MASK(2)
 323#define AXP15060_PWR_OUT_CLDO2_MASK	BIT_MASK(3)
 324#define AXP15060_PWR_OUT_CLDO3_MASK	BIT_MASK(4)
 325#define AXP15060_PWR_OUT_CLDO4_MASK	BIT_MASK(5)
 326#define AXP15060_PWR_OUT_CPUSLDO_MASK	BIT_MASK(6)
 327#define AXP15060_PWR_OUT_SW_MASK		BIT_MASK(7)
 328
 329#define AXP15060_DCDC23_POLYPHASE_DUAL_MASK		BIT_MASK(6)
 330#define AXP15060_DCDC46_POLYPHASE_DUAL_MASK		BIT_MASK(7)
 331
 332#define AXP15060_DCDC234_500mV_START	0x00
 333#define AXP15060_DCDC234_500mV_STEPS	70
 334#define AXP15060_DCDC234_500mV_END		\
 335	(AXP15060_DCDC234_500mV_START + AXP15060_DCDC234_500mV_STEPS)
 336#define AXP15060_DCDC234_1220mV_START	0x47
 337#define AXP15060_DCDC234_1220mV_STEPS	16
 338#define AXP15060_DCDC234_1220mV_END		\
 339	(AXP15060_DCDC234_1220mV_START + AXP15060_DCDC234_1220mV_STEPS)
 340#define AXP15060_DCDC234_NUM_VOLTAGES	88
 341
 342#define AXP15060_DCDC5_800mV_START	0x00
 343#define AXP15060_DCDC5_800mV_STEPS	32
 344#define AXP15060_DCDC5_800mV_END		\
 345	(AXP15060_DCDC5_800mV_START + AXP15060_DCDC5_800mV_STEPS)
 346#define AXP15060_DCDC5_1140mV_START	0x21
 347#define AXP15060_DCDC5_1140mV_STEPS	35
 348#define AXP15060_DCDC5_1140mV_END		\
 349	(AXP15060_DCDC5_1140mV_START + AXP15060_DCDC5_1140mV_STEPS)
 350#define AXP15060_DCDC5_NUM_VOLTAGES	69
 351
 352#define AXP_DESC_IO(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
 353		    _vmask, _ereg, _emask, _enable_val, _disable_val)		\
 354	[_family##_##_id] = {							\
 355		.name		= (_match),					\
 356		.supply_name	= (_supply),					\
 357		.of_match	= of_match_ptr(_match),				\
 358		.regulators_node = of_match_ptr("regulators"),			\
 359		.type		= REGULATOR_VOLTAGE,				\
 360		.id		= _family##_##_id,				\
 361		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
 362		.owner		= THIS_MODULE,					\
 363		.min_uV		= (_min) * 1000,				\
 364		.uV_step	= (_step) * 1000,				\
 365		.vsel_reg	= (_vreg),					\
 366		.vsel_mask	= (_vmask),					\
 367		.enable_reg	= (_ereg),					\
 368		.enable_mask	= (_emask),					\
 369		.enable_val	= (_enable_val),				\
 370		.disable_val	= (_disable_val),				\
 371		.ops		= &axp20x_ops,					\
 372	}
 373
 374#define AXP_DESC_DELAY(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
 375		 _vmask, _ereg, _emask, _ramp_delay) 				\
 376	[_family##_##_id] = {							\
 377		.name		= (_match),					\
 378		.supply_name	= (_supply),					\
 379		.of_match	= of_match_ptr(_match),				\
 380		.regulators_node = of_match_ptr("regulators"),			\
 381		.type		= REGULATOR_VOLTAGE,				\
 382		.id		= _family##_##_id,				\
 383		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
 384		.owner		= THIS_MODULE,					\
 385		.min_uV		= (_min) * 1000,				\
 386		.uV_step	= (_step) * 1000,				\
 387		.vsel_reg	= (_vreg),					\
 388		.vsel_mask	= (_vmask),					\
 389		.enable_reg	= (_ereg),					\
 390		.enable_mask	= (_emask),					\
 391		.ramp_delay = (_ramp_delay),					\
 392		.ops		= &axp20x_ops,					\
 393	}
 394
 395#define AXP_DESC(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
 396		 _vmask, _ereg, _emask) 					\
 397	AXP_DESC_DELAY(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
 398		 _vmask, _ereg, _emask, 0)
 399
 400#define AXP_DESC_SW(_family, _id, _match, _supply, _ereg, _emask)		\
 401	[_family##_##_id] = {							\
 402		.name		= (_match),					\
 403		.supply_name	= (_supply),					\
 404		.of_match	= of_match_ptr(_match),				\
 405		.regulators_node = of_match_ptr("regulators"),			\
 406		.type		= REGULATOR_VOLTAGE,				\
 407		.id		= _family##_##_id,				\
 408		.owner		= THIS_MODULE,					\
 409		.enable_reg	= (_ereg),					\
 410		.enable_mask	= (_emask),					\
 411		.ops		= &axp20x_ops_sw,				\
 412	}
 413
 414#define AXP_DESC_FIXED(_family, _id, _match, _supply, _volt)			\
 415	[_family##_##_id] = {							\
 416		.name		= (_match),					\
 417		.supply_name	= (_supply),					\
 418		.of_match	= of_match_ptr(_match),				\
 419		.regulators_node = of_match_ptr("regulators"),			\
 420		.type		= REGULATOR_VOLTAGE,				\
 421		.id		= _family##_##_id,				\
 422		.n_voltages	= 1,						\
 423		.owner		= THIS_MODULE,					\
 424		.min_uV		= (_volt) * 1000,				\
 425		.ops		= &axp20x_ops_fixed				\
 426	}
 427
 428#define AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges, _n_voltages,	\
 429			_vreg, _vmask, _ereg, _emask, _ramp_delay)	\
 430	[_family##_##_id] = {							\
 431		.name		= (_match),					\
 432		.supply_name	= (_supply),					\
 433		.of_match	= of_match_ptr(_match),				\
 434		.regulators_node = of_match_ptr("regulators"),			\
 435		.type		= REGULATOR_VOLTAGE,				\
 436		.id		= _family##_##_id,				\
 437		.n_voltages	= (_n_voltages),				\
 438		.owner		= THIS_MODULE,					\
 439		.vsel_reg	= (_vreg),					\
 440		.vsel_mask	= (_vmask),					\
 441		.enable_reg	= (_ereg),					\
 442		.enable_mask	= (_emask),					\
 443		.linear_ranges	= (_ranges),					\
 444		.n_linear_ranges = ARRAY_SIZE(_ranges),				\
 445		.ramp_delay = (_ramp_delay),					\
 446		.ops		= &axp20x_ops_range,				\
 447	}
 448
 449#define AXP_DESC_RANGES(_family, _id, _match, _supply, _ranges, _n_voltages,	\
 450			_vreg, _vmask, _ereg, _emask)				\
 451	AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges,		\
 452		 _n_voltages, _vreg, _vmask, _ereg, _emask, 0)
 453
 454static const int axp209_dcdc2_ldo3_slew_rates[] = {
 455	1600,
 456	 800,
 457};
 458
 459static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp)
 460{
 461	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
 462	int id = rdev_get_id(rdev);
 463	u8 reg, mask, enable, cfg = 0xff;
 464	const int *slew_rates;
 465	int rate_count = 0;
 466
 467	switch (axp20x->variant) {
 468	case AXP209_ID:
 469		if (id == AXP20X_DCDC2) {
 470			slew_rates = axp209_dcdc2_ldo3_slew_rates;
 471			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
 472			reg = AXP20X_DCDC2_LDO3_V_RAMP;
 473			mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK |
 474			       AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK;
 475			enable = (ramp > 0) ?
 476				 AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0;
 477			break;
 478		}
 479
 480		if (id == AXP20X_LDO3) {
 481			slew_rates = axp209_dcdc2_ldo3_slew_rates;
 482			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
 483			reg = AXP20X_DCDC2_LDO3_V_RAMP;
 484			mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK |
 485			       AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK;
 486			enable = (ramp > 0) ?
 487				 AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0;
 488			break;
 489		}
 490
 491		if (rate_count > 0)
 492			break;
 493
 494		fallthrough;
 495	default:
 496		/* Not supported for this regulator */
 497		return -ENOTSUPP;
 498	}
 499
 500	if (ramp == 0) {
 501		cfg = enable;
 502	} else {
 503		int i;
 504
 505		for (i = 0; i < rate_count; i++) {
 506			if (ramp > slew_rates[i])
 507				break;
 508
 509			if (id == AXP20X_DCDC2)
 510				cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i);
 511			else
 512				cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i);
 513		}
 514
 515		if (cfg == 0xff) {
 516			dev_err(axp20x->dev, "unsupported ramp value %d", ramp);
 517			return -EINVAL;
 518		}
 519
 520		cfg |= enable;
 521	}
 522
 523	return regmap_update_bits(axp20x->regmap, reg, mask, cfg);
 524}
 525
 526static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev)
 527{
 528	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
 529	int id = rdev_get_id(rdev);
 530
 531	switch (axp20x->variant) {
 532	case AXP209_ID:
 533		if ((id == AXP20X_LDO3) &&
 534		    rdev->constraints && rdev->constraints->soft_start) {
 535			int v_out;
 536			int ret;
 537
 538			/*
 539			 * On some boards, the LDO3 can be overloaded when
 540			 * turning on, causing the entire PMIC to shutdown
 541			 * without warning. Turning it on at the minimal voltage
 542			 * and then setting the voltage to the requested value
 543			 * works reliably.
 544			 */
 545			if (regulator_is_enabled_regmap(rdev))
 546				break;
 547
 548			v_out = regulator_get_voltage_sel_regmap(rdev);
 549			if (v_out < 0)
 550				return v_out;
 551
 552			if (v_out == 0)
 553				break;
 554
 555			ret = regulator_set_voltage_sel_regmap(rdev, 0x00);
 556			/*
 557			 * A small pause is needed between
 558			 * setting the voltage and enabling the LDO to give the
 559			 * internal state machine time to process the request.
 560			 */
 561			usleep_range(1000, 5000);
 562			ret |= regulator_enable_regmap(rdev);
 563			ret |= regulator_set_voltage_sel_regmap(rdev, v_out);
 564
 565			return ret;
 566		}
 567		break;
 568	default:
 569		/* No quirks */
 570		break;
 571	}
 572
 573	return regulator_enable_regmap(rdev);
 574};
 575
 576static const struct regulator_ops axp20x_ops_fixed = {
 577	.list_voltage		= regulator_list_voltage_linear,
 578};
 579
 580static const struct regulator_ops axp20x_ops_range = {
 581	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
 582	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
 583	.list_voltage		= regulator_list_voltage_linear_range,
 584	.enable			= regulator_enable_regmap,
 585	.disable		= regulator_disable_regmap,
 586	.is_enabled		= regulator_is_enabled_regmap,
 587};
 588
 589static const struct regulator_ops axp20x_ops = {
 590	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
 591	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
 592	.list_voltage		= regulator_list_voltage_linear,
 593	.enable			= axp20x_regulator_enable_regmap,
 594	.disable		= regulator_disable_regmap,
 595	.is_enabled		= regulator_is_enabled_regmap,
 596	.set_ramp_delay		= axp20x_set_ramp_delay,
 597};
 598
 599static const struct regulator_ops axp20x_ops_sw = {
 600	.enable			= regulator_enable_regmap,
 601	.disable		= regulator_disable_regmap,
 602	.is_enabled		= regulator_is_enabled_regmap,
 603};
 604
 605static const struct linear_range axp20x_ldo4_ranges[] = {
 606	REGULATOR_LINEAR_RANGE(1250000,
 607			       AXP20X_LDO4_V_OUT_1250mV_START,
 608			       AXP20X_LDO4_V_OUT_1250mV_END,
 609			       0),
 610	REGULATOR_LINEAR_RANGE(1300000,
 611			       AXP20X_LDO4_V_OUT_1300mV_START,
 612			       AXP20X_LDO4_V_OUT_1300mV_END,
 613			       100000),
 614	REGULATOR_LINEAR_RANGE(2500000,
 615			       AXP20X_LDO4_V_OUT_2500mV_START,
 616			       AXP20X_LDO4_V_OUT_2500mV_END,
 617			       0),
 618	REGULATOR_LINEAR_RANGE(2700000,
 619			       AXP20X_LDO4_V_OUT_2700mV_START,
 620			       AXP20X_LDO4_V_OUT_2700mV_END,
 621			       100000),
 622	REGULATOR_LINEAR_RANGE(3000000,
 623			       AXP20X_LDO4_V_OUT_3000mV_START,
 624			       AXP20X_LDO4_V_OUT_3000mV_END,
 625			       100000),
 626};
 627
 628static const struct regulator_desc axp20x_regulators[] = {
 629	AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25,
 630		 AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK,
 631		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK),
 632	AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25,
 633		 AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK,
 634		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK),
 635	AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300),
 636	AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100,
 637		 AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK,
 638		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK),
 639	AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25,
 640		 AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK,
 641		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK),
 642	AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in",
 643			axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES,
 644			AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK,
 645			AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK),
 646	AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100,
 647		    AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK,
 648		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
 649		    AXP20X_IO_ENABLED, AXP20X_IO_DISABLED),
 650};
 651
 652static const struct regulator_desc axp22x_regulators[] = {
 653	AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
 654		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
 655		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
 656	AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
 657		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
 658		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
 659	AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
 660		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
 661		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
 662	AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20,
 663		 AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
 664		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
 665	AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
 666		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
 667		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
 668	/* secondary switchable output of DCDC1 */
 669	AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL,
 670		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
 671	/* LDO regulator internally chained to DCDC5 */
 672	AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
 673		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
 674		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
 675	AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
 676		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
 677		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
 678	AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
 679		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
 680		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
 681	AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
 682		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
 683		 AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK),
 684	AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
 685		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
 686		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
 687	AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
 688		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
 689		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
 690	AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
 691		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
 692		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
 693	AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
 694		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
 695		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
 696	AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
 697		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
 698		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
 699	AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
 700		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
 701		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
 702	AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
 703		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
 704		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
 705	/* Note the datasheet only guarantees reliable operation up to
 706	 * 3.3V, this needs to be enforced via dts provided constraints */
 707	AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
 708		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
 709		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
 710		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
 711	/* Note the datasheet only guarantees reliable operation up to
 712	 * 3.3V, this needs to be enforced via dts provided constraints */
 713	AXP_DESC_IO(AXP22X, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
 714		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
 715		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
 716		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
 717	AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000),
 718};
 719
 720static const struct regulator_desc axp22x_drivevbus_regulator = {
 721	.name		= "drivevbus",
 722	.supply_name	= "drivevbus",
 723	.of_match	= of_match_ptr("drivevbus"),
 724	.regulators_node = of_match_ptr("regulators"),
 725	.type		= REGULATOR_VOLTAGE,
 726	.owner		= THIS_MODULE,
 727	.enable_reg	= AXP20X_VBUS_IPSOUT_MGMT,
 728	.enable_mask	= AXP20X_VBUS_IPSOUT_MGMT_MASK,
 729	.ops		= &axp20x_ops_sw,
 730};
 731
 732static const struct linear_range axp313a_dcdc1_ranges[] = {
 733	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
 734	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
 735	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
 736};
 737
 738static const struct linear_range axp313a_dcdc2_ranges[] = {
 739	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
 740	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
 741};
 742
 743/*
 744 * This is deviating from the datasheet. The values here are taken from the
 745 * BSP driver and have been confirmed by measurements.
 746 */
 747static const struct linear_range axp313a_dcdc3_ranges[] = {
 748	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
 749	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
 750};
 751
 752static const struct regulator_desc axp313a_regulators[] = {
 753	AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1",
 754			axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES,
 755			AXP313A_DCDC1_CONTROL, AXP313A_DCDC_V_OUT_MASK,
 756			AXP313A_OUTPUT_CONTROL, BIT(0)),
 757	AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2",
 758			axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
 759			AXP313A_DCDC2_CONTROL, AXP313A_DCDC_V_OUT_MASK,
 760			AXP313A_OUTPUT_CONTROL, BIT(1)),
 761	AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3",
 762			axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
 763			AXP313A_DCDC3_CONTROL, AXP313A_DCDC_V_OUT_MASK,
 764			AXP313A_OUTPUT_CONTROL, BIT(2)),
 765	AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100,
 766		 AXP313A_ALDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
 767		 AXP313A_OUTPUT_CONTROL, BIT(3)),
 768	AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100,
 769		 AXP313A_DLDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
 770		 AXP313A_OUTPUT_CONTROL, BIT(4)),
 771	AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800),
 772};
 773
 774static const struct linear_range axp717_dcdc1_ranges[] = {
 775	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
 776	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
 777};
 778
 779/*
 780 * The manual says that the last voltage is 3.4V, encoded as 0b1101011 (107),
 781 * but every other method proves that this is wrong, so it's really 106 that
 782 * programs the final 3.4V.
 783 */
 784static const struct linear_range axp717_dcdc2_ranges[] = {
 785	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
 786	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
 787	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
 788};
 789
 790static const struct linear_range axp717_dcdc3_ranges[] = {
 791	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
 792	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
 793};
 794
 795static const struct regulator_desc axp717_regulators[] = {
 796	AXP_DESC_RANGES_DELAY(AXP717, DCDC1, "dcdc1", "vin1",
 797			axp717_dcdc1_ranges, AXP717_DCDC1_NUM_VOLTAGES,
 798			AXP717_DCDC1_CONTROL, AXP717_DCDC_V_OUT_MASK,
 799			AXP717_DCDC_OUTPUT_CONTROL, BIT(0), 640),
 800	AXP_DESC_RANGES_DELAY(AXP717, DCDC2, "dcdc2", "vin2",
 801			axp717_dcdc2_ranges, AXP717_DCDC2_NUM_VOLTAGES,
 802			AXP717_DCDC2_CONTROL, AXP717_DCDC_V_OUT_MASK,
 803			AXP717_DCDC_OUTPUT_CONTROL, BIT(1), 640),
 804	AXP_DESC_RANGES_DELAY(AXP717, DCDC3, "dcdc3", "vin3",
 805			axp717_dcdc3_ranges, AXP717_DCDC3_NUM_VOLTAGES,
 806			AXP717_DCDC3_CONTROL, AXP717_DCDC_V_OUT_MASK,
 807			AXP717_DCDC_OUTPUT_CONTROL, BIT(2), 640),
 808	AXP_DESC_DELAY(AXP717, DCDC4, "dcdc4", "vin4", 1000, 3700, 100,
 809		 AXP717_DCDC4_CONTROL, AXP717_DCDC_V_OUT_MASK,
 810		 AXP717_DCDC_OUTPUT_CONTROL, BIT(3), 6400),
 811	AXP_DESC(AXP717, ALDO1, "aldo1", "aldoin", 500, 3500, 100,
 812		 AXP717_ALDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
 813		 AXP717_LDO0_OUTPUT_CONTROL, BIT(0)),
 814	AXP_DESC(AXP717, ALDO2, "aldo2", "aldoin", 500, 3500, 100,
 815		 AXP717_ALDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
 816		 AXP717_LDO0_OUTPUT_CONTROL, BIT(1)),
 817	AXP_DESC(AXP717, ALDO3, "aldo3", "aldoin", 500, 3500, 100,
 818		 AXP717_ALDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
 819		 AXP717_LDO0_OUTPUT_CONTROL, BIT(2)),
 820	AXP_DESC(AXP717, ALDO4, "aldo4", "aldoin", 500, 3500, 100,
 821		 AXP717_ALDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
 822		 AXP717_LDO0_OUTPUT_CONTROL, BIT(3)),
 823	AXP_DESC(AXP717, BLDO1, "bldo1", "bldoin", 500, 3500, 100,
 824		 AXP717_BLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
 825		 AXP717_LDO0_OUTPUT_CONTROL, BIT(4)),
 826	AXP_DESC(AXP717, BLDO2, "bldo2", "bldoin", 500, 3500, 100,
 827		 AXP717_BLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
 828		 AXP717_LDO0_OUTPUT_CONTROL, BIT(5)),
 829	AXP_DESC(AXP717, BLDO3, "bldo3", "bldoin", 500, 3500, 100,
 830		 AXP717_BLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
 831		 AXP717_LDO0_OUTPUT_CONTROL, BIT(6)),
 832	AXP_DESC(AXP717, BLDO4, "bldo4", "bldoin", 500, 3500, 100,
 833		 AXP717_BLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
 834		 AXP717_LDO0_OUTPUT_CONTROL, BIT(7)),
 835	AXP_DESC(AXP717, CLDO1, "cldo1", "cldoin", 500, 3500, 100,
 836		 AXP717_CLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
 837		 AXP717_LDO1_OUTPUT_CONTROL, BIT(0)),
 838	AXP_DESC(AXP717, CLDO2, "cldo2", "cldoin", 500, 3500, 100,
 839		 AXP717_CLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
 840		 AXP717_LDO1_OUTPUT_CONTROL, BIT(1)),
 841	AXP_DESC(AXP717, CLDO3, "cldo3", "cldoin", 500, 3500, 100,
 842		 AXP717_CLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
 843		 AXP717_LDO1_OUTPUT_CONTROL, BIT(2)),
 844	AXP_DESC(AXP717, CLDO4, "cldo4", "cldoin", 500, 3500, 100,
 845		 AXP717_CLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
 846		 AXP717_LDO1_OUTPUT_CONTROL, BIT(3)),
 847	AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
 848		 AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
 849		 AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
 850	AXP_DESC(AXP717, BOOST, "boost", "vin1", 4550, 5510, 64,
 851		 AXP717_BOOST_CONTROL, AXP717_BOOST_V_OUT_MASK,
 852		 AXP717_MODULE_EN_CONTROL_2, BIT(4)),
 853};
 854
 855/* DCDC ranges shared with AXP813 */
 856static const struct linear_range axp803_dcdc234_ranges[] = {
 857	REGULATOR_LINEAR_RANGE(500000,
 858			       AXP803_DCDC234_500mV_START,
 859			       AXP803_DCDC234_500mV_END,
 860			       10000),
 861	REGULATOR_LINEAR_RANGE(1220000,
 862			       AXP803_DCDC234_1220mV_START,
 863			       AXP803_DCDC234_1220mV_END,
 864			       20000),
 865};
 866
 867static const struct linear_range axp803_dcdc5_ranges[] = {
 868	REGULATOR_LINEAR_RANGE(800000,
 869			       AXP803_DCDC5_800mV_START,
 870			       AXP803_DCDC5_800mV_END,
 871			       10000),
 872	REGULATOR_LINEAR_RANGE(1140000,
 873			       AXP803_DCDC5_1140mV_START,
 874			       AXP803_DCDC5_1140mV_END,
 875			       20000),
 876};
 877
 878static const struct linear_range axp803_dcdc6_ranges[] = {
 879	REGULATOR_LINEAR_RANGE(600000,
 880			       AXP803_DCDC6_600mV_START,
 881			       AXP803_DCDC6_600mV_END,
 882			       10000),
 883	REGULATOR_LINEAR_RANGE(1120000,
 884			       AXP803_DCDC6_1120mV_START,
 885			       AXP803_DCDC6_1120mV_END,
 886			       20000),
 887};
 888
 889/* AXP806's CLDO2 and AXP809's DLDO1 share the same range */
 890static const struct linear_range axp803_dldo2_ranges[] = {
 891	REGULATOR_LINEAR_RANGE(700000,
 892			       AXP803_DLDO2_700mV_START,
 893			       AXP803_DLDO2_700mV_END,
 894			       100000),
 895	REGULATOR_LINEAR_RANGE(3400000,
 896			       AXP803_DLDO2_3400mV_START,
 897			       AXP803_DLDO2_3400mV_END,
 898			       200000),
 899};
 900
 901static const struct regulator_desc axp803_regulators[] = {
 902	AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
 903		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
 904		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
 905	AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2",
 906			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
 907			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
 908			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
 909	AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3",
 910			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
 911			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
 912			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
 913	AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4",
 914			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
 915			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
 916			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
 917	AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5",
 918			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
 919			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
 920			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
 921	AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6",
 922			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
 923			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
 924			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
 925	/* secondary switchable output of DCDC1 */
 926	AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL,
 927		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
 928	AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
 929		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
 930		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
 931	AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
 932		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
 933		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
 934	AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
 935		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
 936		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
 937	AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
 938		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
 939		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
 940	AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin",
 941			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
 942			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
 943			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
 944	AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
 945		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
 946		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
 947	AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
 948		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
 949		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
 950	AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
 951		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
 952		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
 953	AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
 954		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
 955		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
 956	AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
 957		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
 958		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
 959	AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
 960		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
 961		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
 962	AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
 963		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
 964		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
 965	AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
 966		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
 967		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
 968		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
 969	AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
 970		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
 971		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
 972		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
 973	AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000),
 974};
 975
 976static const struct linear_range axp806_dcdca_ranges[] = {
 977	REGULATOR_LINEAR_RANGE(600000,
 978			       AXP806_DCDCA_600mV_START,
 979			       AXP806_DCDCA_600mV_END,
 980			       10000),
 981	REGULATOR_LINEAR_RANGE(1120000,
 982			       AXP806_DCDCA_1120mV_START,
 983			       AXP806_DCDCA_1120mV_END,
 984			       20000),
 985};
 986
 987static const struct linear_range axp806_dcdcd_ranges[] = {
 988	REGULATOR_LINEAR_RANGE(600000,
 989			       AXP806_DCDCD_600mV_START,
 990			       AXP806_DCDCD_600mV_END,
 991			       20000),
 992	REGULATOR_LINEAR_RANGE(1600000,
 993			       AXP806_DCDCD_1600mV_START,
 994			       AXP806_DCDCD_1600mV_END,
 995			       100000),
 996};
 997
 998static const struct regulator_desc axp806_regulators[] = {
 999	AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina",
1000			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
1001			AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK,
1002			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK),
1003	AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50,
1004		 AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK,
1005		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK),
1006	AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc",
1007			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
1008			AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK,
1009			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK),
1010	AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind",
1011			axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES,
1012			AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK,
1013			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK),
1014	AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100,
1015		 AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK,
1016		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK),
1017	AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1018		 AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK,
1019		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK),
1020	AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100,
1021		 AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK,
1022		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK),
1023	AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1024		 AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK,
1025		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK),
1026	AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100,
1027		 AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK,
1028		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK),
1029	AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100,
1030		 AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK,
1031		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK),
1032	AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100,
1033		 AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK,
1034		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK),
1035	AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100,
1036		 AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK,
1037		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK),
1038	AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1039		 AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK,
1040		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK),
1041	AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin",
1042			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1043			AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK,
1044			AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK),
1045	AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1046		 AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK,
1047		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK),
1048	AXP_DESC_SW(AXP806, SW, "sw", "swin",
1049		    AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK),
1050};
1051
1052static const struct linear_range axp809_dcdc4_ranges[] = {
1053	REGULATOR_LINEAR_RANGE(600000,
1054			       AXP809_DCDC4_600mV_START,
1055			       AXP809_DCDC4_600mV_END,
1056			       20000),
1057	REGULATOR_LINEAR_RANGE(1800000,
1058			       AXP809_DCDC4_1800mV_START,
1059			       AXP809_DCDC4_1800mV_END,
1060			       100000),
1061};
1062
1063static const struct regulator_desc axp809_regulators[] = {
1064	AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1065		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
1066		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
1067	AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
1068		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
1069		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
1070	AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
1071		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
1072		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
1073	AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4",
1074			axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES,
1075			AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
1076			AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
1077	AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
1078		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
1079		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
1080	/* secondary switchable output of DCDC1 */
1081	AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL,
1082		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1083	/* LDO regulator internally chained to DCDC5 */
1084	AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
1085		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
1086		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
1087	AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1088		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1089		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
1090	AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1091		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1092		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
1093	AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1094		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1095		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK),
1096	AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin",
1097			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1098			AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1099			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1100	AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
1101		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1102		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1103	AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
1104		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1105		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1106	AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
1107		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1108		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1109	AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
1110		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1111		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1112	/*
1113	 * Note the datasheet only guarantees reliable operation up to
1114	 * 3.3V, this needs to be enforced via dts provided constraints
1115	 */
1116	AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
1117		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1118		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1119		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1120	/*
1121	 * Note the datasheet only guarantees reliable operation up to
1122	 * 3.3V, this needs to be enforced via dts provided constraints
1123	 */
1124	AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
1125		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1126		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1127		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1128	AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),
1129	AXP_DESC_SW(AXP809, SW, "sw", "swin",
1130		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK),
1131};
1132
1133static const struct regulator_desc axp813_regulators[] = {
1134	AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1135		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
1136		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
1137	AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2",
1138			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1139			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
1140			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
1141	AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3",
1142			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1143			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
1144			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
1145	AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4",
1146			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1147			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
1148			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
1149	AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5",
1150			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
1151			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
1152			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
1153	AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6",
1154			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1155			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
1156			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
1157	AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7",
1158			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1159			AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK,
1160			AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK),
1161	AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1162		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1163		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
1164	AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1165		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1166		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
1167	AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1168		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1169		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
1170	AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
1171		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1172		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1173	AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin",
1174			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1175			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1176			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1177	AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
1178		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
1179		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
1180	AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
1181		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
1182		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
1183	AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
1184		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1185		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1186	AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
1187		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1188		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1189	AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
1190		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1191		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1192	/* to do / check ... */
1193	AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
1194		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
1195		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
1196	AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
1197		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
1198		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
1199	/*
1200	 * TODO: FLDO3 = {DCDC5, FLDOIN} / 2
1201	 *
1202	 * This means FLDO3 effectively switches supplies at runtime,
1203	 * something the regulator subsystem does not support.
1204	 */
1205	AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
1206	AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
1207		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1208		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1209		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1210	AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
1211		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1212		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1213		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1214	AXP_DESC_SW(AXP813, SW, "sw", "swin",
1215		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1216};
1217
1218static const struct linear_range axp15060_dcdc234_ranges[] = {
1219	REGULATOR_LINEAR_RANGE(500000,
1220			       AXP15060_DCDC234_500mV_START,
1221			       AXP15060_DCDC234_500mV_END,
1222			       10000),
1223	REGULATOR_LINEAR_RANGE(1220000,
1224			       AXP15060_DCDC234_1220mV_START,
1225			       AXP15060_DCDC234_1220mV_END,
1226			       20000),
1227};
1228
1229static const struct linear_range axp15060_dcdc5_ranges[] = {
1230	REGULATOR_LINEAR_RANGE(800000,
1231			       AXP15060_DCDC5_800mV_START,
1232			       AXP15060_DCDC5_800mV_END,
1233			       10000),
1234	REGULATOR_LINEAR_RANGE(1140000,
1235			       AXP15060_DCDC5_1140mV_START,
1236			       AXP15060_DCDC5_1140mV_END,
1237			       20000),
1238};
1239
1240static const struct regulator_desc axp15060_regulators[] = {
1241	AXP_DESC(AXP15060, DCDC1, "dcdc1", "vin1", 1500, 3400, 100,
1242		 AXP15060_DCDC1_V_CTRL, AXP15060_DCDC1_V_CTRL_MASK,
1243		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC1_MASK),
1244	AXP_DESC_RANGES(AXP15060, DCDC2, "dcdc2", "vin2",
1245			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1246			AXP15060_DCDC2_V_CTRL, AXP15060_DCDC2_V_CTRL_MASK,
1247			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC2_MASK),
1248	AXP_DESC_RANGES(AXP15060, DCDC3, "dcdc3", "vin3",
1249			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1250			AXP15060_DCDC3_V_CTRL, AXP15060_DCDC3_V_CTRL_MASK,
1251			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC3_MASK),
1252	AXP_DESC_RANGES(AXP15060, DCDC4, "dcdc4", "vin4",
1253			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1254			AXP15060_DCDC4_V_CTRL, AXP15060_DCDC4_V_CTRL_MASK,
1255			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC4_MASK),
1256	AXP_DESC_RANGES(AXP15060, DCDC5, "dcdc5", "vin5",
1257			axp15060_dcdc5_ranges, AXP15060_DCDC5_NUM_VOLTAGES,
1258			AXP15060_DCDC5_V_CTRL, AXP15060_DCDC5_V_CTRL_MASK,
1259			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC5_MASK),
1260	AXP_DESC(AXP15060, DCDC6, "dcdc6", "vin6", 500, 3400, 100,
1261		 AXP15060_DCDC6_V_CTRL, AXP15060_DCDC6_V_CTRL_MASK,
1262		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC6_MASK),
1263	AXP_DESC(AXP15060, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1264		 AXP15060_ALDO1_V_CTRL, AXP15060_ALDO1_V_CTRL_MASK,
1265		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO1_MASK),
1266	AXP_DESC(AXP15060, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1267		 AXP15060_ALDO2_V_CTRL, AXP15060_ALDO2_V_CTRL_MASK,
1268		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO2_MASK),
1269	AXP_DESC(AXP15060, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1270		 AXP15060_ALDO3_V_CTRL, AXP15060_ALDO3_V_CTRL_MASK,
1271		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO3_MASK),
1272	AXP_DESC(AXP15060, ALDO4, "aldo4", "aldoin", 700, 3300, 100,
1273		 AXP15060_ALDO4_V_CTRL, AXP15060_ALDO4_V_CTRL_MASK,
1274		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO4_MASK),
1275	AXP_DESC(AXP15060, ALDO5, "aldo5", "aldoin", 700, 3300, 100,
1276		 AXP15060_ALDO5_V_CTRL, AXP15060_ALDO5_V_CTRL_MASK,
1277		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO5_MASK),
1278	AXP_DESC(AXP15060, BLDO1, "bldo1", "bldoin", 700, 3300, 100,
1279		 AXP15060_BLDO1_V_CTRL, AXP15060_BLDO1_V_CTRL_MASK,
1280		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO1_MASK),
1281	AXP_DESC(AXP15060, BLDO2, "bldo2", "bldoin", 700, 3300, 100,
1282		 AXP15060_BLDO2_V_CTRL, AXP15060_BLDO2_V_CTRL_MASK,
1283		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO2_MASK),
1284	AXP_DESC(AXP15060, BLDO3, "bldo3", "bldoin", 700, 3300, 100,
1285		 AXP15060_BLDO3_V_CTRL, AXP15060_BLDO3_V_CTRL_MASK,
1286		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO3_MASK),
1287	AXP_DESC(AXP15060, BLDO4, "bldo4", "bldoin", 700, 3300, 100,
1288		 AXP15060_BLDO4_V_CTRL, AXP15060_BLDO4_V_CTRL_MASK,
1289		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO4_MASK),
1290	AXP_DESC(AXP15060, BLDO5, "bldo5", "bldoin", 700, 3300, 100,
1291		 AXP15060_BLDO5_V_CTRL, AXP15060_BLDO5_V_CTRL_MASK,
1292		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO5_MASK),
1293	AXP_DESC(AXP15060, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1294		 AXP15060_CLDO1_V_CTRL, AXP15060_CLDO1_V_CTRL_MASK,
1295		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO1_MASK),
1296	AXP_DESC(AXP15060, CLDO2, "cldo2", "cldoin", 700, 3300, 100,
1297		 AXP15060_CLDO2_V_CTRL, AXP15060_CLDO2_V_CTRL_MASK,
1298		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO2_MASK),
1299	AXP_DESC(AXP15060, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1300		 AXP15060_CLDO3_V_CTRL, AXP15060_CLDO3_V_CTRL_MASK,
1301		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO3_MASK),
1302	AXP_DESC(AXP15060, CLDO4, "cldo4", "cldoin", 700, 4200, 100,
1303		 AXP15060_CLDO4_V_CTRL, AXP15060_CLDO4_V_CTRL_MASK,
1304		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO4_MASK),
1305	/* Supply comes from DCDC5 */
1306	AXP_DESC(AXP15060, CPUSLDO, "cpusldo", NULL, 700, 1400, 50,
1307		 AXP15060_CPUSLDO_V_CTRL, AXP15060_CPUSLDO_V_CTRL_MASK,
1308		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CPUSLDO_MASK),
1309	/* Supply comes from DCDC1 */
1310	AXP_DESC_SW(AXP15060, SW, "sw", NULL,
1311		    AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_SW_MASK),
1312	/* Supply comes from ALDO1 */
1313	AXP_DESC_FIXED(AXP15060, RTC_LDO, "rtc-ldo", NULL, 1800),
1314};
1315
1316static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
1317{
1318	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1319	unsigned int reg = AXP20X_DCDC_FREQ;
1320	u32 min, max, def, step;
1321
1322	switch (axp20x->variant) {
1323	case AXP202_ID:
1324	case AXP209_ID:
1325		min = 750;
1326		max = 1875;
1327		def = 1500;
1328		step = 75;
1329		break;
1330	case AXP803_ID:
1331	case AXP813_ID:
1332		/*
1333		 * AXP803/AXP813 DCDC work frequency setting has the same
1334		 * range and step as AXP22X, but at a different register.
1335		 * (See include/linux/mfd/axp20x.h)
1336		 */
1337		reg = AXP803_DCDC_FREQ_CTRL;
1338		fallthrough;	/* to the check below */
1339	case AXP806_ID:
1340		/*
1341		 * AXP806 also have DCDC work frequency setting register at a
1342		 * different position.
1343		 */
1344		if (axp20x->variant == AXP806_ID)
1345			reg = AXP806_DCDC_FREQ_CTRL;
1346		fallthrough;
1347	case AXP221_ID:
1348	case AXP223_ID:
1349	case AXP809_ID:
1350		min = 1800;
1351		max = 4050;
1352		def = 3000;
1353		step = 150;
1354		break;
1355	case AXP313A_ID:
1356	case AXP323_ID:
1357	case AXP717_ID:
1358	case AXP15060_ID:
1359		/* The DCDC PWM frequency seems to be fixed to 3 MHz. */
1360		if (dcdcfreq != 0) {
1361			dev_err(&pdev->dev,
1362				"DCDC frequency on this PMIC is fixed to 3 MHz.\n");
1363			return -EINVAL;
1364		}
1365
1366		return 0;
1367	default:
1368		dev_err(&pdev->dev,
1369			"Setting DCDC frequency for unsupported AXP variant\n");
1370		return -EINVAL;
1371	}
1372
1373	if (dcdcfreq == 0)
1374		dcdcfreq = def;
1375
1376	if (dcdcfreq < min) {
1377		dcdcfreq = min;
1378		dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n",
1379			 min);
1380	}
1381
1382	if (dcdcfreq > max) {
1383		dcdcfreq = max;
1384		dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n",
1385			 max);
1386	}
1387
1388	dcdcfreq = (dcdcfreq - min) / step;
1389
1390	return regmap_update_bits(axp20x->regmap, reg,
1391				  AXP20X_FREQ_DCDC_MASK, dcdcfreq);
1392}
1393
1394static int axp20x_regulator_parse_dt(struct platform_device *pdev)
1395{
1396	struct device_node *np, *regulators;
1397	int ret = 0;
1398	u32 dcdcfreq = 0;
1399
1400	np = of_node_get(pdev->dev.parent->of_node);
1401	if (!np)
1402		return 0;
1403
1404	regulators = of_get_child_by_name(np, "regulators");
1405	if (!regulators) {
1406		dev_warn(&pdev->dev, "regulators node not found\n");
1407	} else {
1408		of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq);
1409		ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
1410		if (ret < 0) {
1411			dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
1412		}
1413		of_node_put(regulators);
1414	}
1415
1416	of_node_put(np);
1417	return ret;
1418}
1419
1420static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
1421{
1422	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
1423	unsigned int reg = AXP20X_DCDC_MODE;
1424	unsigned int mask;
1425
1426	switch (axp20x->variant) {
1427	case AXP202_ID:
1428	case AXP209_ID:
1429		if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3))
1430			return -EINVAL;
1431
1432		mask = AXP20X_WORKMODE_DCDC2_MASK;
1433		if (id == AXP20X_DCDC3)
1434			mask = AXP20X_WORKMODE_DCDC3_MASK;
1435
1436		workmode <<= ffs(mask) - 1;
1437		break;
1438
1439	case AXP806_ID:
1440		/*
1441		 * AXP806 DCDC regulator IDs have the same range as AXP22X.
1442		 * (See include/linux/mfd/axp20x.h)
1443		 */
1444		reg = AXP806_DCDC_MODE_CTRL2;
1445		fallthrough;	/* to the check below */
1446	case AXP221_ID:
1447	case AXP223_ID:
1448	case AXP809_ID:
1449		if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5)
1450			return -EINVAL;
1451
1452		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1);
1453		workmode <<= id - AXP22X_DCDC1;
1454		break;
1455
1456	case AXP803_ID:
1457		if (id < AXP803_DCDC1 || id > AXP803_DCDC6)
1458			return -EINVAL;
1459
1460		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1);
1461		workmode <<= id - AXP803_DCDC1;
1462		break;
1463
1464	case AXP813_ID:
1465		if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
1466			return -EINVAL;
1467
1468		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
1469		workmode <<= id - AXP813_DCDC1;
1470		break;
1471
1472	case AXP15060_ID:
1473		reg = AXP15060_DCDC_MODE_CTRL2;
1474		if (id < AXP15060_DCDC1 || id > AXP15060_DCDC6)
1475			return -EINVAL;
1476
1477		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP15060_DCDC1);
1478		workmode <<= id - AXP15060_DCDC1;
1479		break;
1480
1481	default:
1482		/* should not happen */
1483		WARN_ON(1);
1484		return -EINVAL;
1485	}
1486
1487	return regmap_update_bits(rdev->regmap, reg, mask, workmode);
1488}
1489
1490/*
1491 * This function checks whether a regulator is part of a poly-phase
1492 * output setup based on the registers settings. Returns true if it is.
1493 */
1494static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
1495{
1496	u32 reg = 0;
1497
1498	/*
1499	 * Currently in our supported AXP variants, only AXP803, AXP806,
1500	 * AXP813 and AXP15060 have polyphase regulators.
1501	 */
1502	switch (axp20x->variant) {
1503	case AXP803_ID:
1504	case AXP813_ID:
1505		regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);
1506
1507		switch (id) {
1508		case AXP803_DCDC3:
1509			return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL);
1510		case AXP803_DCDC6:
1511			return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL);
1512		}
1513		break;
1514
1515	case AXP806_ID:
1516		regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, &reg);
1517
1518		switch (id) {
1519		case AXP806_DCDCB:
1520			return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1521				AXP806_DCDCAB_POLYPHASE_DUAL) ||
1522				((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1523				AXP806_DCDCABC_POLYPHASE_TRI));
1524		case AXP806_DCDCC:
1525			return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1526				AXP806_DCDCABC_POLYPHASE_TRI);
1527		case AXP806_DCDCE:
1528			return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL);
1529		}
1530		break;
1531
1532	case AXP15060_ID:
1533		regmap_read(axp20x->regmap, AXP15060_DCDC_MODE_CTRL1, &reg);
1534
1535		switch (id) {
1536		case AXP15060_DCDC3:
1537			return !!(reg & AXP15060_DCDC23_POLYPHASE_DUAL_MASK);
1538		case AXP15060_DCDC6:
1539			return !!(reg & AXP15060_DCDC46_POLYPHASE_DUAL_MASK);
1540		}
1541		break;
1542
1543	case AXP323_ID:
1544		regmap_read(axp20x->regmap, AXP323_DCDC_MODE_CTRL2, &reg);
1545
1546		switch (id) {
1547		case AXP313A_DCDC2:
1548			return !!(reg & BIT(1));
1549		}
1550		break;
1551
1552	default:
1553		return false;
1554	}
1555
1556	return false;
1557}
1558
1559static int axp20x_regulator_probe(struct platform_device *pdev)
1560{
1561	struct regulator_dev *rdev;
1562	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1563	const struct regulator_desc *regulators;
1564	struct regulator_config config = {
1565		.dev = pdev->dev.parent,
1566		.regmap = axp20x->regmap,
1567		.driver_data = axp20x,
1568	};
1569	int ret, i, nregulators;
1570	u32 workmode;
1571	const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name;
1572	const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name;
1573	const char *aldo1_name = axp15060_regulators[AXP15060_ALDO1].name;
1574	bool drivevbus = false;
1575
1576	switch (axp20x->variant) {
1577	case AXP202_ID:
1578	case AXP209_ID:
1579		regulators = axp20x_regulators;
1580		nregulators = AXP20X_REG_ID_MAX;
1581		break;
1582	case AXP221_ID:
1583	case AXP223_ID:
1584		regulators = axp22x_regulators;
1585		nregulators = AXP22X_REG_ID_MAX;
1586		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1587						  "x-powers,drive-vbus-en");
1588		break;
1589	case AXP313A_ID:
1590	case AXP323_ID:
1591		regulators = axp313a_regulators;
1592		nregulators = AXP313A_REG_ID_MAX;
1593		break;
1594	case AXP717_ID:
1595		regulators = axp717_regulators;
1596		nregulators = AXP717_REG_ID_MAX;
1597		break;
1598	case AXP803_ID:
1599		regulators = axp803_regulators;
1600		nregulators = AXP803_REG_ID_MAX;
1601		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1602						  "x-powers,drive-vbus-en");
1603		break;
1604	case AXP806_ID:
1605		regulators = axp806_regulators;
1606		nregulators = AXP806_REG_ID_MAX;
1607		break;
1608	case AXP809_ID:
1609		regulators = axp809_regulators;
1610		nregulators = AXP809_REG_ID_MAX;
1611		break;
1612	case AXP813_ID:
1613		regulators = axp813_regulators;
1614		nregulators = AXP813_REG_ID_MAX;
1615		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1616						  "x-powers,drive-vbus-en");
1617		break;
1618	case AXP15060_ID:
1619		regulators = axp15060_regulators;
1620		nregulators = AXP15060_REG_ID_MAX;
1621		break;
1622	default:
1623		dev_err(&pdev->dev, "Unsupported AXP variant: %d\n",
1624			axp20x->variant);
1625		return -EINVAL;
1626	}
1627
1628	/* This only sets the dcdc freq. Ignore any errors */
1629	axp20x_regulator_parse_dt(pdev);
1630
1631	for (i = 0; i < nregulators; i++) {
1632		const struct regulator_desc *desc = &regulators[i];
1633		struct regulator_desc *new_desc;
1634
1635		/*
1636		 * If this regulator is a slave in a poly-phase setup,
1637		 * skip it, as its controls are bound to the master
1638		 * regulator and won't work.
1639		 */
1640		if (axp20x_is_polyphase_slave(axp20x, i))
1641			continue;
1642
1643		/* Support for AXP813's FLDO3 is not implemented */
1644		if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
1645			continue;
1646
1647		/*
1648		 * Regulators DC1SW, DC5LDO and RTCLDO on AXP15060 are
1649		 * connected internally, so we have to handle their supply
1650		 * names separately.
1651		 *
1652		 * We always register the regulators in proper sequence,
1653		 * so the supply names are correctly read. See the last
1654		 * part of this loop to see where we save the DT defined
1655		 * name.
1656		 */
1657		if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
1658		    (regulators == axp803_regulators && i == AXP803_DC1SW) ||
1659		    (regulators == axp809_regulators && i == AXP809_DC1SW) ||
1660		    (regulators == axp15060_regulators && i == AXP15060_SW)) {
1661			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1662						GFP_KERNEL);
1663			if (!new_desc)
1664				return -ENOMEM;
1665
1666			*new_desc = regulators[i];
1667			new_desc->supply_name = dcdc1_name;
1668			desc = new_desc;
1669		}
1670
1671		if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) ||
1672		    (regulators == axp809_regulators && i == AXP809_DC5LDO) ||
1673		    (regulators == axp15060_regulators && i == AXP15060_CPUSLDO)) {
1674			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1675						GFP_KERNEL);
1676			if (!new_desc)
1677				return -ENOMEM;
1678
1679			*new_desc = regulators[i];
1680			new_desc->supply_name = dcdc5_name;
1681			desc = new_desc;
1682		}
1683
1684
1685		if (regulators == axp15060_regulators && i == AXP15060_RTC_LDO) {
1686			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1687						GFP_KERNEL);
1688			if (!new_desc)
1689				return -ENOMEM;
1690
1691			*new_desc = regulators[i];
1692			new_desc->supply_name = aldo1_name;
1693			desc = new_desc;
1694		}
1695
1696		rdev = devm_regulator_register(&pdev->dev, desc, &config);
1697		if (IS_ERR(rdev)) {
1698			dev_err(&pdev->dev, "Failed to register %s\n",
1699				regulators[i].name);
1700
1701			return PTR_ERR(rdev);
1702		}
1703
1704		ret = of_property_read_u32(rdev->dev.of_node,
1705					   "x-powers,dcdc-workmode",
1706					   &workmode);
1707		if (!ret) {
1708			if (axp20x_set_dcdc_workmode(rdev, i, workmode))
1709				dev_err(&pdev->dev, "Failed to set workmode on %s\n",
1710					rdev->desc->name);
1711		}
1712
1713		/*
1714		 * Save AXP22X DCDC1 / DCDC5 / AXP15060 ALDO1 regulator names for later.
1715		 */
1716		if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
1717		    (regulators == axp809_regulators && i == AXP809_DCDC1) ||
1718		    (regulators == axp15060_regulators && i == AXP15060_DCDC1))
1719			of_property_read_string(rdev->dev.of_node,
1720						"regulator-name",
1721						&dcdc1_name);
1722
1723		if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) ||
1724		    (regulators == axp809_regulators && i == AXP809_DCDC5) ||
1725		    (regulators == axp15060_regulators && i == AXP15060_DCDC5))
1726			of_property_read_string(rdev->dev.of_node,
1727						"regulator-name",
1728						&dcdc5_name);
1729
1730		if (regulators == axp15060_regulators && i == AXP15060_ALDO1)
1731			of_property_read_string(rdev->dev.of_node,
1732						"regulator-name",
1733						&aldo1_name);
1734	}
1735
1736	if (drivevbus) {
1737		/* Change N_VBUSEN sense pin to DRIVEVBUS output pin */
1738		regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP,
1739				   AXP22X_MISC_N_VBUSEN_FUNC, 0);
1740		rdev = devm_regulator_register(&pdev->dev,
1741					       &axp22x_drivevbus_regulator,
1742					       &config);
1743		if (IS_ERR(rdev)) {
1744			dev_err(&pdev->dev, "Failed to register drivevbus\n");
1745			return PTR_ERR(rdev);
1746		}
1747	}
1748
1749	return 0;
1750}
1751
1752static struct platform_driver axp20x_regulator_driver = {
1753	.probe	= axp20x_regulator_probe,
1754	.driver	= {
1755		.name		= "axp20x-regulator",
1756		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
1757	},
1758};
1759
1760module_platform_driver(axp20x_regulator_driver);
1761
1762MODULE_LICENSE("GPL v2");
1763MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
1764MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC");
1765MODULE_ALIAS("platform:axp20x-regulator");