root/drivers/regulator/axp20x-regulator.c
/*
 * AXP20x regulators driver.
 *
 * Copyright (C) 2013 Carlo Caione <carlo@caione.org>
 *
 * This file is subject to the terms and conditions of the GNU General
 * Public License. See the file "COPYING" in the main directory of this
 * archive for more details.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 */

#include <linux/bitops.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/mfd/axp20x.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>

#define AXP20X_GPIO0_FUNC_MASK          GENMASK(3, 0)
#define AXP20X_GPIO1_FUNC_MASK          GENMASK(3, 0)

#define AXP20X_IO_ENABLED               0x03
#define AXP20X_IO_DISABLED              0x07

#define AXP20X_WORKMODE_DCDC2_MASK      BIT_MASK(2)
#define AXP20X_WORKMODE_DCDC3_MASK      BIT_MASK(1)

#define AXP20X_FREQ_DCDC_MASK           GENMASK(3, 0)

#define AXP20X_VBUS_IPSOUT_MGMT_MASK    BIT_MASK(2)

#define AXP20X_DCDC2_V_OUT_MASK         GENMASK(5, 0)
#define AXP20X_DCDC3_V_OUT_MASK         GENMASK(7, 0)
#define AXP20X_LDO2_V_OUT_MASK          GENMASK(7, 4)
#define AXP20X_LDO3_V_OUT_MASK          GENMASK(6, 0)
#define AXP20X_LDO4_V_OUT_MASK          GENMASK(3, 0)
#define AXP20X_LDO5_V_OUT_MASK          GENMASK(7, 4)

#define AXP20X_PWR_OUT_EXTEN_MASK       BIT_MASK(0)
#define AXP20X_PWR_OUT_DCDC3_MASK       BIT_MASK(1)
#define AXP20X_PWR_OUT_LDO2_MASK        BIT_MASK(2)
#define AXP20X_PWR_OUT_LDO4_MASK        BIT_MASK(3)
#define AXP20X_PWR_OUT_DCDC2_MASK       BIT_MASK(4)
#define AXP20X_PWR_OUT_LDO3_MASK        BIT_MASK(6)

#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK        BIT_MASK(0)
#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(x) \
        ((x) << 0)
#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK         BIT_MASK(1)
#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(x) \
        ((x) << 1)
#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK          BIT_MASK(2)
#define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN               BIT(2)
#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK           BIT_MASK(3)
#define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN                BIT(3)

#define AXP20X_LDO4_V_OUT_1250mV_START  0x0
#define AXP20X_LDO4_V_OUT_1250mV_STEPS  0
#define AXP20X_LDO4_V_OUT_1250mV_END    \
        (AXP20X_LDO4_V_OUT_1250mV_START + AXP20X_LDO4_V_OUT_1250mV_STEPS)
#define AXP20X_LDO4_V_OUT_1300mV_START  0x1
#define AXP20X_LDO4_V_OUT_1300mV_STEPS  7
#define AXP20X_LDO4_V_OUT_1300mV_END    \
        (AXP20X_LDO4_V_OUT_1300mV_START + AXP20X_LDO4_V_OUT_1300mV_STEPS)
#define AXP20X_LDO4_V_OUT_2500mV_START  0x9
#define AXP20X_LDO4_V_OUT_2500mV_STEPS  0
#define AXP20X_LDO4_V_OUT_2500mV_END    \
        (AXP20X_LDO4_V_OUT_2500mV_START + AXP20X_LDO4_V_OUT_2500mV_STEPS)
#define AXP20X_LDO4_V_OUT_2700mV_START  0xa
#define AXP20X_LDO4_V_OUT_2700mV_STEPS  1
#define AXP20X_LDO4_V_OUT_2700mV_END    \
        (AXP20X_LDO4_V_OUT_2700mV_START + AXP20X_LDO4_V_OUT_2700mV_STEPS)
#define AXP20X_LDO4_V_OUT_3000mV_START  0xc
#define AXP20X_LDO4_V_OUT_3000mV_STEPS  3
#define AXP20X_LDO4_V_OUT_3000mV_END    \
        (AXP20X_LDO4_V_OUT_3000mV_START + AXP20X_LDO4_V_OUT_3000mV_STEPS)
#define AXP20X_LDO4_V_OUT_NUM_VOLTAGES  16

#define AXP22X_IO_ENABLED               0x03
#define AXP22X_IO_DISABLED              0x04

#define AXP22X_WORKMODE_DCDCX_MASK(x)   BIT_MASK(x)

#define AXP22X_MISC_N_VBUSEN_FUNC       BIT(4)

#define AXP22X_DCDC1_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DCDC2_V_OUT_MASK         GENMASK(5, 0)
#define AXP22X_DCDC3_V_OUT_MASK         GENMASK(5, 0)
#define AXP22X_DCDC4_V_OUT_MASK         GENMASK(5, 0)
#define AXP22X_DCDC5_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DC5LDO_V_OUT_MASK        GENMASK(2, 0)
#define AXP22X_ALDO1_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_ALDO2_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_ALDO3_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DLDO1_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DLDO2_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DLDO3_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_DLDO4_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_ELDO1_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_ELDO2_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_ELDO3_V_OUT_MASK         GENMASK(4, 0)
#define AXP22X_LDO_IO0_V_OUT_MASK       GENMASK(4, 0)
#define AXP22X_LDO_IO1_V_OUT_MASK       GENMASK(4, 0)

#define AXP22X_PWR_OUT_DC5LDO_MASK      BIT_MASK(0)
#define AXP22X_PWR_OUT_DCDC1_MASK       BIT_MASK(1)
#define AXP22X_PWR_OUT_DCDC2_MASK       BIT_MASK(2)
#define AXP22X_PWR_OUT_DCDC3_MASK       BIT_MASK(3)
#define AXP22X_PWR_OUT_DCDC4_MASK       BIT_MASK(4)
#define AXP22X_PWR_OUT_DCDC5_MASK       BIT_MASK(5)
#define AXP22X_PWR_OUT_ALDO1_MASK       BIT_MASK(6)
#define AXP22X_PWR_OUT_ALDO2_MASK       BIT_MASK(7)

#define AXP22X_PWR_OUT_SW_MASK          BIT_MASK(6)
#define AXP22X_PWR_OUT_DC1SW_MASK       BIT_MASK(7)

#define AXP22X_PWR_OUT_ELDO1_MASK       BIT_MASK(0)
#define AXP22X_PWR_OUT_ELDO2_MASK       BIT_MASK(1)
#define AXP22X_PWR_OUT_ELDO3_MASK       BIT_MASK(2)
#define AXP22X_PWR_OUT_DLDO1_MASK       BIT_MASK(3)
#define AXP22X_PWR_OUT_DLDO2_MASK       BIT_MASK(4)
#define AXP22X_PWR_OUT_DLDO3_MASK       BIT_MASK(5)
#define AXP22X_PWR_OUT_DLDO4_MASK       BIT_MASK(6)
#define AXP22X_PWR_OUT_ALDO3_MASK       BIT_MASK(7)

#define AXP313A_DCDC1_NUM_VOLTAGES      107
#define AXP313A_DCDC23_NUM_VOLTAGES     88
#define AXP313A_DCDC_V_OUT_MASK         GENMASK(6, 0)
#define AXP313A_LDO_V_OUT_MASK          GENMASK(4, 0)

#define AXP717_DCDC1_NUM_VOLTAGES       88
#define AXP717_DCDC2_NUM_VOLTAGES       107
#define AXP717_DCDC3_NUM_VOLTAGES       103
#define AXP717_DCDC_V_OUT_MASK          GENMASK(6, 0)
#define AXP717_LDO_V_OUT_MASK           GENMASK(4, 0)
#define AXP717_BOOST_V_OUT_MASK         GENMASK(7, 4)

#define AXP803_PWR_OUT_DCDC1_MASK       BIT_MASK(0)
#define AXP803_PWR_OUT_DCDC2_MASK       BIT_MASK(1)
#define AXP803_PWR_OUT_DCDC3_MASK       BIT_MASK(2)
#define AXP803_PWR_OUT_DCDC4_MASK       BIT_MASK(3)
#define AXP803_PWR_OUT_DCDC5_MASK       BIT_MASK(4)
#define AXP803_PWR_OUT_DCDC6_MASK       BIT_MASK(5)

#define AXP803_PWR_OUT_FLDO1_MASK       BIT_MASK(2)
#define AXP803_PWR_OUT_FLDO2_MASK       BIT_MASK(3)

#define AXP803_DCDC1_V_OUT_MASK         GENMASK(4, 0)
#define AXP803_DCDC2_V_OUT_MASK         GENMASK(6, 0)
#define AXP803_DCDC3_V_OUT_MASK         GENMASK(6, 0)
#define AXP803_DCDC4_V_OUT_MASK         GENMASK(6, 0)
#define AXP803_DCDC5_V_OUT_MASK         GENMASK(6, 0)
#define AXP803_DCDC6_V_OUT_MASK         GENMASK(6, 0)

#define AXP803_FLDO1_V_OUT_MASK         GENMASK(3, 0)
#define AXP803_FLDO2_V_OUT_MASK         GENMASK(3, 0)

#define AXP803_DCDC23_POLYPHASE_DUAL    BIT(6)
#define AXP803_DCDC56_POLYPHASE_DUAL    BIT(5)

#define AXP803_DCDC234_500mV_START      0x00
#define AXP803_DCDC234_500mV_STEPS      70
#define AXP803_DCDC234_500mV_END        \
        (AXP803_DCDC234_500mV_START + AXP803_DCDC234_500mV_STEPS)
#define AXP803_DCDC234_1220mV_START     0x47
#define AXP803_DCDC234_1220mV_STEPS     4
#define AXP803_DCDC234_1220mV_END       \
        (AXP803_DCDC234_1220mV_START + AXP803_DCDC234_1220mV_STEPS)
#define AXP803_DCDC234_NUM_VOLTAGES     76

#define AXP803_DCDC5_800mV_START        0x00
#define AXP803_DCDC5_800mV_STEPS        32
#define AXP803_DCDC5_800mV_END          \
        (AXP803_DCDC5_800mV_START + AXP803_DCDC5_800mV_STEPS)
#define AXP803_DCDC5_1140mV_START       0x21
#define AXP803_DCDC5_1140mV_STEPS       35
#define AXP803_DCDC5_1140mV_END         \
        (AXP803_DCDC5_1140mV_START + AXP803_DCDC5_1140mV_STEPS)
#define AXP803_DCDC5_NUM_VOLTAGES       69

#define AXP803_DCDC6_600mV_START        0x00
#define AXP803_DCDC6_600mV_STEPS        50
#define AXP803_DCDC6_600mV_END          \
        (AXP803_DCDC6_600mV_START + AXP803_DCDC6_600mV_STEPS)
#define AXP803_DCDC6_1120mV_START       0x33
#define AXP803_DCDC6_1120mV_STEPS       20
#define AXP803_DCDC6_1120mV_END         \
        (AXP803_DCDC6_1120mV_START + AXP803_DCDC6_1120mV_STEPS)
#define AXP803_DCDC6_NUM_VOLTAGES       72

#define AXP803_DLDO2_700mV_START        0x00
#define AXP803_DLDO2_700mV_STEPS        26
#define AXP803_DLDO2_700mV_END          \
        (AXP803_DLDO2_700mV_START + AXP803_DLDO2_700mV_STEPS)
#define AXP803_DLDO2_3400mV_START       0x1b
#define AXP803_DLDO2_3400mV_STEPS       4
#define AXP803_DLDO2_3400mV_END         \
        (AXP803_DLDO2_3400mV_START + AXP803_DLDO2_3400mV_STEPS)
#define AXP803_DLDO2_NUM_VOLTAGES       32

#define AXP806_DCDCA_V_CTRL_MASK        GENMASK(6, 0)
#define AXP806_DCDCB_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_DCDCC_V_CTRL_MASK        GENMASK(6, 0)
#define AXP806_DCDCD_V_CTRL_MASK        GENMASK(5, 0)
#define AXP806_DCDCE_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_ALDO1_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_ALDO2_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_ALDO3_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_BLDO1_V_CTRL_MASK        GENMASK(3, 0)
#define AXP806_BLDO2_V_CTRL_MASK        GENMASK(3, 0)
#define AXP806_BLDO3_V_CTRL_MASK        GENMASK(3, 0)
#define AXP806_BLDO4_V_CTRL_MASK        GENMASK(3, 0)
#define AXP806_CLDO1_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_CLDO2_V_CTRL_MASK        GENMASK(4, 0)
#define AXP806_CLDO3_V_CTRL_MASK        GENMASK(4, 0)

#define AXP806_PWR_OUT_DCDCA_MASK       BIT_MASK(0)
#define AXP806_PWR_OUT_DCDCB_MASK       BIT_MASK(1)
#define AXP806_PWR_OUT_DCDCC_MASK       BIT_MASK(2)
#define AXP806_PWR_OUT_DCDCD_MASK       BIT_MASK(3)
#define AXP806_PWR_OUT_DCDCE_MASK       BIT_MASK(4)
#define AXP806_PWR_OUT_ALDO1_MASK       BIT_MASK(5)
#define AXP806_PWR_OUT_ALDO2_MASK       BIT_MASK(6)
#define AXP806_PWR_OUT_ALDO3_MASK       BIT_MASK(7)
#define AXP806_PWR_OUT_BLDO1_MASK       BIT_MASK(0)
#define AXP806_PWR_OUT_BLDO2_MASK       BIT_MASK(1)
#define AXP806_PWR_OUT_BLDO3_MASK       BIT_MASK(2)
#define AXP806_PWR_OUT_BLDO4_MASK       BIT_MASK(3)
#define AXP806_PWR_OUT_CLDO1_MASK       BIT_MASK(4)
#define AXP806_PWR_OUT_CLDO2_MASK       BIT_MASK(5)
#define AXP806_PWR_OUT_CLDO3_MASK       BIT_MASK(6)
#define AXP806_PWR_OUT_SW_MASK          BIT_MASK(7)

#define AXP806_DCDCAB_POLYPHASE_DUAL    0x40
#define AXP806_DCDCABC_POLYPHASE_TRI    0x80
#define AXP806_DCDCABC_POLYPHASE_MASK   GENMASK(7, 6)

#define AXP806_DCDCDE_POLYPHASE_DUAL    BIT(5)

#define AXP806_DCDCA_600mV_START        0x00
#define AXP806_DCDCA_600mV_STEPS        50
#define AXP806_DCDCA_600mV_END          \
        (AXP806_DCDCA_600mV_START + AXP806_DCDCA_600mV_STEPS)
#define AXP806_DCDCA_1120mV_START       0x33
#define AXP806_DCDCA_1120mV_STEPS       20
#define AXP806_DCDCA_1120mV_END         \
        (AXP806_DCDCA_1120mV_START + AXP806_DCDCA_1120mV_STEPS)
#define AXP806_DCDCA_NUM_VOLTAGES       72

#define AXP806_DCDCD_600mV_START        0x00
#define AXP806_DCDCD_600mV_STEPS        45
#define AXP806_DCDCD_600mV_END          \
        (AXP806_DCDCD_600mV_START + AXP806_DCDCD_600mV_STEPS)
#define AXP806_DCDCD_1600mV_START       0x2e
#define AXP806_DCDCD_1600mV_STEPS       17
#define AXP806_DCDCD_1600mV_END         \
        (AXP806_DCDCD_1600mV_START + AXP806_DCDCD_1600mV_STEPS)
#define AXP806_DCDCD_NUM_VOLTAGES       64

#define AXP809_DCDC4_600mV_START        0x00
#define AXP809_DCDC4_600mV_STEPS        47
#define AXP809_DCDC4_600mV_END          \
        (AXP809_DCDC4_600mV_START + AXP809_DCDC4_600mV_STEPS)
#define AXP809_DCDC4_1800mV_START       0x30
#define AXP809_DCDC4_1800mV_STEPS       8
#define AXP809_DCDC4_1800mV_END         \
        (AXP809_DCDC4_1800mV_START + AXP809_DCDC4_1800mV_STEPS)
#define AXP809_DCDC4_NUM_VOLTAGES       57

#define AXP813_DCDC7_V_OUT_MASK         GENMASK(6, 0)

#define AXP813_PWR_OUT_DCDC7_MASK       BIT_MASK(6)

#define AXP15060_DCDC1_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_DCDC2_V_CTRL_MASK              GENMASK(6, 0)
#define AXP15060_DCDC3_V_CTRL_MASK              GENMASK(6, 0)
#define AXP15060_DCDC4_V_CTRL_MASK              GENMASK(6, 0)
#define AXP15060_DCDC5_V_CTRL_MASK              GENMASK(6, 0)
#define AXP15060_DCDC6_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_ALDO1_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_ALDO2_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_ALDO3_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_ALDO4_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_ALDO5_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_BLDO1_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_BLDO2_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_BLDO3_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_BLDO4_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_BLDO5_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_CLDO1_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_CLDO2_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_CLDO3_V_CTRL_MASK              GENMASK(4, 0)
#define AXP15060_CLDO4_V_CTRL_MASK              GENMASK(5, 0)
#define AXP15060_CPUSLDO_V_CTRL_MASK            GENMASK(3, 0)

#define AXP15060_PWR_OUT_DCDC1_MASK     BIT_MASK(0)
#define AXP15060_PWR_OUT_DCDC2_MASK     BIT_MASK(1)
#define AXP15060_PWR_OUT_DCDC3_MASK     BIT_MASK(2)
#define AXP15060_PWR_OUT_DCDC4_MASK     BIT_MASK(3)
#define AXP15060_PWR_OUT_DCDC5_MASK     BIT_MASK(4)
#define AXP15060_PWR_OUT_DCDC6_MASK     BIT_MASK(5)
#define AXP15060_PWR_OUT_ALDO1_MASK     BIT_MASK(0)
#define AXP15060_PWR_OUT_ALDO2_MASK     BIT_MASK(1)
#define AXP15060_PWR_OUT_ALDO3_MASK     BIT_MASK(2)
#define AXP15060_PWR_OUT_ALDO4_MASK     BIT_MASK(3)
#define AXP15060_PWR_OUT_ALDO5_MASK     BIT_MASK(4)
#define AXP15060_PWR_OUT_BLDO1_MASK     BIT_MASK(5)
#define AXP15060_PWR_OUT_BLDO2_MASK     BIT_MASK(6)
#define AXP15060_PWR_OUT_BLDO3_MASK     BIT_MASK(7)
#define AXP15060_PWR_OUT_BLDO4_MASK     BIT_MASK(0)
#define AXP15060_PWR_OUT_BLDO5_MASK     BIT_MASK(1)
#define AXP15060_PWR_OUT_CLDO1_MASK     BIT_MASK(2)
#define AXP15060_PWR_OUT_CLDO2_MASK     BIT_MASK(3)
#define AXP15060_PWR_OUT_CLDO3_MASK     BIT_MASK(4)
#define AXP15060_PWR_OUT_CLDO4_MASK     BIT_MASK(5)
#define AXP15060_PWR_OUT_CPUSLDO_MASK   BIT_MASK(6)
#define AXP15060_PWR_OUT_SW_MASK                BIT_MASK(7)

#define AXP15060_DCDC23_POLYPHASE_DUAL_MASK             BIT_MASK(6)
#define AXP15060_DCDC46_POLYPHASE_DUAL_MASK             BIT_MASK(7)

#define AXP15060_DCDC234_500mV_START    0x00
#define AXP15060_DCDC234_500mV_STEPS    70
#define AXP15060_DCDC234_500mV_END              \
        (AXP15060_DCDC234_500mV_START + AXP15060_DCDC234_500mV_STEPS)
#define AXP15060_DCDC234_1220mV_START   0x47
#define AXP15060_DCDC234_1220mV_STEPS   16
#define AXP15060_DCDC234_1220mV_END             \
        (AXP15060_DCDC234_1220mV_START + AXP15060_DCDC234_1220mV_STEPS)
#define AXP15060_DCDC234_NUM_VOLTAGES   88

#define AXP15060_DCDC5_800mV_START      0x00
#define AXP15060_DCDC5_800mV_STEPS      32
#define AXP15060_DCDC5_800mV_END                \
        (AXP15060_DCDC5_800mV_START + AXP15060_DCDC5_800mV_STEPS)
#define AXP15060_DCDC5_1140mV_START     0x21
#define AXP15060_DCDC5_1140mV_STEPS     35
#define AXP15060_DCDC5_1140mV_END               \
        (AXP15060_DCDC5_1140mV_START + AXP15060_DCDC5_1140mV_STEPS)
#define AXP15060_DCDC5_NUM_VOLTAGES     69

#define AXP_DESC_IO(_family, _id, _match, _supply, _min, _max, _step, _vreg,    \
                    _vmask, _ereg, _emask, _enable_val, _disable_val)           \
        [_family##_##_id] = {                                                   \
                .name           = (_match),                                     \
                .supply_name    = (_supply),                                    \
                .of_match       = of_match_ptr(_match),                         \
                .regulators_node = of_match_ptr("regulators"),                  \
                .type           = REGULATOR_VOLTAGE,                            \
                .id             = _family##_##_id,                              \
                .n_voltages     = (((_max) - (_min)) / (_step) + 1),            \
                .owner          = THIS_MODULE,                                  \
                .min_uV         = (_min) * 1000,                                \
                .uV_step        = (_step) * 1000,                               \
                .vsel_reg       = (_vreg),                                      \
                .vsel_mask      = (_vmask),                                     \
                .enable_reg     = (_ereg),                                      \
                .enable_mask    = (_emask),                                     \
                .enable_val     = (_enable_val),                                \
                .disable_val    = (_disable_val),                               \
                .ops            = &axp20x_ops,                                  \
        }

#define AXP_DESC(_family, _id, _match, _supply, _min, _max, _step, _vreg,       \
                 _vmask, _ereg, _emask)                                         \
        [_family##_##_id] = {                                                   \
                .name           = (_match),                                     \
                .supply_name    = (_supply),                                    \
                .of_match       = of_match_ptr(_match),                         \
                .regulators_node = of_match_ptr("regulators"),                  \
                .type           = REGULATOR_VOLTAGE,                            \
                .id             = _family##_##_id,                              \
                .n_voltages     = (((_max) - (_min)) / (_step) + 1),            \
                .owner          = THIS_MODULE,                                  \
                .min_uV         = (_min) * 1000,                                \
                .uV_step        = (_step) * 1000,                               \
                .vsel_reg       = (_vreg),                                      \
                .vsel_mask      = (_vmask),                                     \
                .enable_reg     = (_ereg),                                      \
                .enable_mask    = (_emask),                                     \
                .ops            = &axp20x_ops,                                  \
        }

#define AXP_DESC_SW(_family, _id, _match, _supply, _ereg, _emask)               \
        [_family##_##_id] = {                                                   \
                .name           = (_match),                                     \
                .supply_name    = (_supply),                                    \
                .of_match       = of_match_ptr(_match),                         \
                .regulators_node = of_match_ptr("regulators"),                  \
                .type           = REGULATOR_VOLTAGE,                            \
                .id             = _family##_##_id,                              \
                .owner          = THIS_MODULE,                                  \
                .enable_reg     = (_ereg),                                      \
                .enable_mask    = (_emask),                                     \
                .ops            = &axp20x_ops_sw,                               \
        }

#define AXP_DESC_FIXED(_family, _id, _match, _supply, _volt)                    \
        [_family##_##_id] = {                                                   \
                .name           = (_match),                                     \
                .supply_name    = (_supply),                                    \
                .of_match       = of_match_ptr(_match),                         \
                .regulators_node = of_match_ptr("regulators"),                  \
                .type           = REGULATOR_VOLTAGE,                            \
                .id             = _family##_##_id,                              \
                .n_voltages     = 1,                                            \
                .owner          = THIS_MODULE,                                  \
                .min_uV         = (_volt) * 1000,                               \
                .ops            = &axp20x_ops_fixed                             \
        }

#define AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges, _n_voltages,      \
                        _vreg, _vmask, _ereg, _emask, _ramp_delay)      \
        [_family##_##_id] = {                                                   \
                .name           = (_match),                                     \
                .supply_name    = (_supply),                                    \
                .of_match       = of_match_ptr(_match),                         \
                .regulators_node = of_match_ptr("regulators"),                  \
                .type           = REGULATOR_VOLTAGE,                            \
                .id             = _family##_##_id,                              \
                .n_voltages     = (_n_voltages),                                \
                .owner          = THIS_MODULE,                                  \
                .vsel_reg       = (_vreg),                                      \
                .vsel_mask      = (_vmask),                                     \
                .enable_reg     = (_ereg),                                      \
                .enable_mask    = (_emask),                                     \
                .linear_ranges  = (_ranges),                                    \
                .n_linear_ranges = ARRAY_SIZE(_ranges),                         \
                .ramp_delay = (_ramp_delay),                                    \
                .ops            = &axp20x_ops_range,                            \
        }

#define AXP_DESC_RANGES(_family, _id, _match, _supply, _ranges, _n_voltages,    \
                        _vreg, _vmask, _ereg, _emask)                           \
        AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges,           \
                 _n_voltages, _vreg, _vmask, _ereg, _emask, 0)

static const int axp209_dcdc2_ldo3_slew_rates[] = {
        1600,
         800,
};

static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp)
{
        struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
        int id = rdev_get_id(rdev);
        u8 reg, mask, enable, cfg = 0xff;
        const int *slew_rates;
        int rate_count = 0;

        switch (axp20x->variant) {
        case AXP209_ID:
                if (id == AXP20X_DCDC2) {
                        slew_rates = axp209_dcdc2_ldo3_slew_rates;
                        rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
                        reg = AXP20X_DCDC2_LDO3_V_RAMP;
                        mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK |
                               AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK;
                        enable = (ramp > 0) ?
                                 AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0;
                        break;
                }

                if (id == AXP20X_LDO3) {
                        slew_rates = axp209_dcdc2_ldo3_slew_rates;
                        rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
                        reg = AXP20X_DCDC2_LDO3_V_RAMP;
                        mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK |
                               AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK;
                        enable = (ramp > 0) ?
                                 AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0;
                        break;
                }

                if (rate_count > 0)
                        break;

                fallthrough;
        default:
                /* Not supported for this regulator */
                return -ENOTSUPP;
        }

        if (ramp == 0) {
                cfg = enable;
        } else {
                int i;

                for (i = 0; i < rate_count; i++) {
                        if (ramp > slew_rates[i])
                                break;

                        if (id == AXP20X_DCDC2)
                                cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i);
                        else
                                cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i);
                }

                if (cfg == 0xff) {
                        dev_err(axp20x->dev, "unsupported ramp value %d", ramp);
                        return -EINVAL;
                }

                cfg |= enable;
        }

        return regmap_update_bits(axp20x->regmap, reg, mask, cfg);
}

static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev)
{
        struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
        int id = rdev_get_id(rdev);

        switch (axp20x->variant) {
        case AXP209_ID:
                if ((id == AXP20X_LDO3) &&
                    rdev->constraints && rdev->constraints->soft_start) {
                        int v_out;
                        int ret;

                        /*
                         * On some boards, the LDO3 can be overloaded when
                         * turning on, causing the entire PMIC to shutdown
                         * without warning. Turning it on at the minimal voltage
                         * and then setting the voltage to the requested value
                         * works reliably.
                         */
                        if (regulator_is_enabled_regmap(rdev))
                                break;

                        v_out = regulator_get_voltage_sel_regmap(rdev);
                        if (v_out < 0)
                                return v_out;

                        if (v_out == 0)
                                break;

                        ret = regulator_set_voltage_sel_regmap(rdev, 0x00);
                        /*
                         * A small pause is needed between
                         * setting the voltage and enabling the LDO to give the
                         * internal state machine time to process the request.
                         */
                        usleep_range(1000, 5000);
                        ret |= regulator_enable_regmap(rdev);
                        ret |= regulator_set_voltage_sel_regmap(rdev, v_out);

                        return ret;
                }
                break;
        default:
                /* No quirks */
                break;
        }

        return regulator_enable_regmap(rdev);
};

static const struct regulator_ops axp20x_ops_fixed = {
        .list_voltage           = regulator_list_voltage_linear,
};

static const struct regulator_ops axp20x_ops_range = {
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .list_voltage           = regulator_list_voltage_linear_range,
        .enable                 = regulator_enable_regmap,
        .disable                = regulator_disable_regmap,
        .is_enabled             = regulator_is_enabled_regmap,
};

static const struct regulator_ops axp20x_ops = {
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .list_voltage           = regulator_list_voltage_linear,
        .enable                 = axp20x_regulator_enable_regmap,
        .disable                = regulator_disable_regmap,
        .is_enabled             = regulator_is_enabled_regmap,
        .set_ramp_delay         = axp20x_set_ramp_delay,
};

static const struct regulator_ops axp20x_ops_sw = {
        .enable                 = regulator_enable_regmap,
        .disable                = regulator_disable_regmap,
        .is_enabled             = regulator_is_enabled_regmap,
};

static const struct linear_range axp20x_ldo4_ranges[] = {
        REGULATOR_LINEAR_RANGE(1250000,
                               AXP20X_LDO4_V_OUT_1250mV_START,
                               AXP20X_LDO4_V_OUT_1250mV_END,
                               0),
        REGULATOR_LINEAR_RANGE(1300000,
                               AXP20X_LDO4_V_OUT_1300mV_START,
                               AXP20X_LDO4_V_OUT_1300mV_END,
                               100000),
        REGULATOR_LINEAR_RANGE(2500000,
                               AXP20X_LDO4_V_OUT_2500mV_START,
                               AXP20X_LDO4_V_OUT_2500mV_END,
                               0),
        REGULATOR_LINEAR_RANGE(2700000,
                               AXP20X_LDO4_V_OUT_2700mV_START,
                               AXP20X_LDO4_V_OUT_2700mV_END,
                               100000),
        REGULATOR_LINEAR_RANGE(3000000,
                               AXP20X_LDO4_V_OUT_3000mV_START,
                               AXP20X_LDO4_V_OUT_3000mV_END,
                               100000),
};

static const struct regulator_desc axp20x_regulators[] = {
        AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25,
                 AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK,
                 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK),
        AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25,
                 AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK,
                 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK),
        AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300),
        AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100,
                 AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK,
                 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK),
        AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25,
                 AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK,
                 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK),
        AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in",
                        axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES,
                        AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK,
                        AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK),
        AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100,
                    AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK,
                    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
                    AXP20X_IO_ENABLED, AXP20X_IO_DISABLED),
};

static const struct regulator_desc axp22x_regulators[] = {
        AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
                 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
        AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
                 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
        AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
                 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
        AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20,
                 AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
        AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
                 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
        /* secondary switchable output of DCDC1 */
        AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL,
                    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
        /* LDO regulator internally chained to DCDC5 */
        AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
                 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
        AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK),
        AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
        AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
        AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
        AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
        AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
        AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
        AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
        /* Note the datasheet only guarantees reliable operation up to
         * 3.3V, this needs to be enforced via dts provided constraints */
        AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
                    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
                    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        /* Note the datasheet only guarantees reliable operation up to
         * 3.3V, this needs to be enforced via dts provided constraints */
        AXP_DESC_IO(AXP22X, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
                    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
                    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000),
};

static const struct regulator_desc axp22x_drivevbus_regulator = {
        .name           = "drivevbus",
        .supply_name    = "drivevbus",
        .of_match       = of_match_ptr("drivevbus"),
        .regulators_node = of_match_ptr("regulators"),
        .type           = REGULATOR_VOLTAGE,
        .owner          = THIS_MODULE,
        .enable_reg     = AXP20X_VBUS_IPSOUT_MGMT,
        .enable_mask    = AXP20X_VBUS_IPSOUT_MGMT_MASK,
        .ops            = &axp20x_ops_sw,
};

static const struct linear_range axp313a_dcdc1_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
        REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
        REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
};

static const struct linear_range axp313a_dcdc2_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
        REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
};

/*
 * This is deviating from the datasheet. The values here are taken from the
 * BSP driver and have been confirmed by measurements.
 */
static const struct linear_range axp313a_dcdc3_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
        REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
};

static const struct regulator_desc axp313a_regulators[] = {
        AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1",
                        axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES,
                        AXP313A_DCDC1_CONTROL, AXP313A_DCDC_V_OUT_MASK,
                        AXP313A_OUTPUT_CONTROL, BIT(0)),
        AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2",
                        axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
                        AXP313A_DCDC2_CONTROL, AXP313A_DCDC_V_OUT_MASK,
                        AXP313A_OUTPUT_CONTROL, BIT(1)),
        AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3",
                        axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
                        AXP313A_DCDC3_CONTROL, AXP313A_DCDC_V_OUT_MASK,
                        AXP313A_OUTPUT_CONTROL, BIT(2)),
        AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100,
                 AXP313A_ALDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
                 AXP313A_OUTPUT_CONTROL, BIT(3)),
        AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100,
                 AXP313A_DLDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
                 AXP313A_OUTPUT_CONTROL, BIT(4)),
        AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800),
};

static const struct linear_range axp717_dcdc1_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
        REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
};

/*
 * The manual says that the last voltage is 3.4V, encoded as 0b1101011 (107),
 * but every other method proves that this is wrong, so it's really 106 that
 * programs the final 3.4V.
 */
static const struct linear_range axp717_dcdc2_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
        REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
        REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
};

static const struct linear_range axp717_dcdc3_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
        REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
};

static const struct regulator_desc axp717_regulators[] = {
        AXP_DESC_RANGES_DELAY(AXP717, DCDC1, "dcdc1", "vin1",
                        axp717_dcdc1_ranges, AXP717_DCDC1_NUM_VOLTAGES,
                        AXP717_DCDC1_CONTROL, AXP717_DCDC_V_OUT_MASK,
                        AXP717_DCDC_OUTPUT_CONTROL, BIT(0), 640),
        AXP_DESC_RANGES_DELAY(AXP717, DCDC2, "dcdc2", "vin2",
                        axp717_dcdc2_ranges, AXP717_DCDC2_NUM_VOLTAGES,
                        AXP717_DCDC2_CONTROL, AXP717_DCDC_V_OUT_MASK,
                        AXP717_DCDC_OUTPUT_CONTROL, BIT(1), 640),
        AXP_DESC_RANGES_DELAY(AXP717, DCDC3, "dcdc3", "vin3",
                        axp717_dcdc3_ranges, AXP717_DCDC3_NUM_VOLTAGES,
                        AXP717_DCDC3_CONTROL, AXP717_DCDC_V_OUT_MASK,
                        AXP717_DCDC_OUTPUT_CONTROL, BIT(2), 640),
        AXP_DESC(AXP717, DCDC4, "dcdc4", "vin4", 1000, 3700, 100,
                 AXP717_DCDC4_CONTROL, AXP717_DCDC_V_OUT_MASK,
                 AXP717_DCDC_OUTPUT_CONTROL, BIT(3)),
        AXP_DESC(AXP717, ALDO1, "aldo1", "aldoin", 500, 3500, 100,
                 AXP717_ALDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(0)),
        AXP_DESC(AXP717, ALDO2, "aldo2", "aldoin", 500, 3500, 100,
                 AXP717_ALDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(1)),
        AXP_DESC(AXP717, ALDO3, "aldo3", "aldoin", 500, 3500, 100,
                 AXP717_ALDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(2)),
        AXP_DESC(AXP717, ALDO4, "aldo4", "aldoin", 500, 3500, 100,
                 AXP717_ALDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(3)),
        AXP_DESC(AXP717, BLDO1, "bldo1", "bldoin", 500, 3500, 100,
                 AXP717_BLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(4)),
        AXP_DESC(AXP717, BLDO2, "bldo2", "bldoin", 500, 3500, 100,
                 AXP717_BLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(5)),
        AXP_DESC(AXP717, BLDO3, "bldo3", "bldoin", 500, 3500, 100,
                 AXP717_BLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(6)),
        AXP_DESC(AXP717, BLDO4, "bldo4", "bldoin", 500, 3500, 100,
                 AXP717_BLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO0_OUTPUT_CONTROL, BIT(7)),
        AXP_DESC(AXP717, CLDO1, "cldo1", "cldoin", 500, 3500, 100,
                 AXP717_CLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO1_OUTPUT_CONTROL, BIT(0)),
        AXP_DESC(AXP717, CLDO2, "cldo2", "cldoin", 500, 3500, 100,
                 AXP717_CLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO1_OUTPUT_CONTROL, BIT(1)),
        AXP_DESC(AXP717, CLDO3, "cldo3", "cldoin", 500, 3500, 100,
                 AXP717_CLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO1_OUTPUT_CONTROL, BIT(2)),
        AXP_DESC(AXP717, CLDO4, "cldo4", "cldoin", 500, 3500, 100,
                 AXP717_CLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO1_OUTPUT_CONTROL, BIT(3)),
        AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
                 AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
                 AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
        AXP_DESC(AXP717, BOOST, "boost", "vin1", 4550, 5510, 64,
                 AXP717_BOOST_CONTROL, AXP717_BOOST_V_OUT_MASK,
                 AXP717_MODULE_EN_CONTROL_2, BIT(4)),
};

/* DCDC ranges shared with AXP813 */
static const struct linear_range axp803_dcdc234_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,
                               AXP803_DCDC234_500mV_START,
                               AXP803_DCDC234_500mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1220000,
                               AXP803_DCDC234_1220mV_START,
                               AXP803_DCDC234_1220mV_END,
                               20000),
};

static const struct linear_range axp803_dcdc5_ranges[] = {
        REGULATOR_LINEAR_RANGE(800000,
                               AXP803_DCDC5_800mV_START,
                               AXP803_DCDC5_800mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1140000,
                               AXP803_DCDC5_1140mV_START,
                               AXP803_DCDC5_1140mV_END,
                               20000),
};

static const struct linear_range axp803_dcdc6_ranges[] = {
        REGULATOR_LINEAR_RANGE(600000,
                               AXP803_DCDC6_600mV_START,
                               AXP803_DCDC6_600mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1120000,
                               AXP803_DCDC6_1120mV_START,
                               AXP803_DCDC6_1120mV_END,
                               20000),
};

/* AXP806's CLDO2 and AXP809's DLDO1 share the same range */
static const struct linear_range axp803_dldo2_ranges[] = {
        REGULATOR_LINEAR_RANGE(700000,
                               AXP803_DLDO2_700mV_START,
                               AXP803_DLDO2_700mV_END,
                               100000),
        REGULATOR_LINEAR_RANGE(3400000,
                               AXP803_DLDO2_3400mV_START,
                               AXP803_DLDO2_3400mV_END,
                               200000),
};

static const struct regulator_desc axp803_regulators[] = {
        AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
                 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
        AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
        AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
        AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
        AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5",
                        axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
                        AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
        AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6",
                        axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
                        AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
        /* secondary switchable output of DCDC1 */
        AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL,
                    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
        AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
        AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
        AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin",
                        axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
                        AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
        AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
        AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
        AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
        AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
        AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
        AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
                 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
        AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
                 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
        AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
                    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
                    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
                    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
                    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000),
};

static const struct linear_range axp806_dcdca_ranges[] = {
        REGULATOR_LINEAR_RANGE(600000,
                               AXP806_DCDCA_600mV_START,
                               AXP806_DCDCA_600mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1120000,
                               AXP806_DCDCA_1120mV_START,
                               AXP806_DCDCA_1120mV_END,
                               20000),
};

static const struct linear_range axp806_dcdcd_ranges[] = {
        REGULATOR_LINEAR_RANGE(600000,
                               AXP806_DCDCD_600mV_START,
                               AXP806_DCDCD_600mV_END,
                               20000),
        REGULATOR_LINEAR_RANGE(1600000,
                               AXP806_DCDCD_1600mV_START,
                               AXP806_DCDCD_1600mV_END,
                               100000),
};

static const struct regulator_desc axp806_regulators[] = {
        AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina",
                        axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
                        AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK,
                        AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK),
        AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50,
                 AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK),
        AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc",
                        axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
                        AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK,
                        AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK),
        AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind",
                        axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES,
                        AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK,
                        AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK),
        AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100,
                 AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK),
        AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100,
                 AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK),
        AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100,
                 AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK),
        AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100,
                 AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK),
        AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100,
                 AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK),
        AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100,
                 AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK),
        AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
                 AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK),
        AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin",
                        axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
                        AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK,
                        AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK),
        AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
                 AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK,
                 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK),
        AXP_DESC_SW(AXP806, SW, "sw", "swin",
                    AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK),
};

static const struct linear_range axp809_dcdc4_ranges[] = {
        REGULATOR_LINEAR_RANGE(600000,
                               AXP809_DCDC4_600mV_START,
                               AXP809_DCDC4_600mV_END,
                               20000),
        REGULATOR_LINEAR_RANGE(1800000,
                               AXP809_DCDC4_1800mV_START,
                               AXP809_DCDC4_1800mV_END,
                               100000),
};

static const struct regulator_desc axp809_regulators[] = {
        AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
                 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
        AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
                 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
        AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
                 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
        AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4",
                        axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES,
                        AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
        AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
                 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
        /* secondary switchable output of DCDC1 */
        AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL,
                    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
        /* LDO regulator internally chained to DCDC5 */
        AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
                 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
        AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK),
        AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin",
                        axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
                        AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
        AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
        AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
        AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
        AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
                 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
        /*
         * Note the datasheet only guarantees reliable operation up to
         * 3.3V, this needs to be enforced via dts provided constraints
         */
        AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
                    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
                    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        /*
         * Note the datasheet only guarantees reliable operation up to
         * 3.3V, this needs to be enforced via dts provided constraints
         */
        AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
                    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
                    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),
        AXP_DESC_SW(AXP809, SW, "sw", "swin",
                    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK),
};

static const struct regulator_desc axp813_regulators[] = {
        AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
                 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
        AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
        AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
        AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4",
                        axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
                        AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
        AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5",
                        axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
                        AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
        AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6",
                        axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
                        AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
        AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7",
                        axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
                        AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK),
        AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
        AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
        AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin",
                        axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
                        AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
                        AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
        AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
        AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
                 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
        AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
        AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
        AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
                 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
        /* to do / check ... */
        AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
                 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
        AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
                 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
                 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
        /*
         * TODO: FLDO3 = {DCDC5, FLDOIN} / 2
         *
         * This means FLDO3 effectively switches supplies at runtime,
         * something the regulator subsystem does not support.
         */
        AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
        AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
                    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
                    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
                    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
                    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
                    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
        AXP_DESC_SW(AXP813, SW, "sw", "swin",
                    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
};

static const struct linear_range axp15060_dcdc234_ranges[] = {
        REGULATOR_LINEAR_RANGE(500000,
                               AXP15060_DCDC234_500mV_START,
                               AXP15060_DCDC234_500mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1220000,
                               AXP15060_DCDC234_1220mV_START,
                               AXP15060_DCDC234_1220mV_END,
                               20000),
};

static const struct linear_range axp15060_dcdc5_ranges[] = {
        REGULATOR_LINEAR_RANGE(800000,
                               AXP15060_DCDC5_800mV_START,
                               AXP15060_DCDC5_800mV_END,
                               10000),
        REGULATOR_LINEAR_RANGE(1140000,
                               AXP15060_DCDC5_1140mV_START,
                               AXP15060_DCDC5_1140mV_END,
                               20000),
};

static const struct regulator_desc axp15060_regulators[] = {
        AXP_DESC(AXP15060, DCDC1, "dcdc1", "vin1", 1500, 3400, 100,
                 AXP15060_DCDC1_V_CTRL, AXP15060_DCDC1_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC1_MASK),
        AXP_DESC_RANGES(AXP15060, DCDC2, "dcdc2", "vin2",
                        axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
                        AXP15060_DCDC2_V_CTRL, AXP15060_DCDC2_V_CTRL_MASK,
                        AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC2_MASK),
        AXP_DESC_RANGES(AXP15060, DCDC3, "dcdc3", "vin3",
                        axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
                        AXP15060_DCDC3_V_CTRL, AXP15060_DCDC3_V_CTRL_MASK,
                        AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC3_MASK),
        AXP_DESC_RANGES(AXP15060, DCDC4, "dcdc4", "vin4",
                        axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
                        AXP15060_DCDC4_V_CTRL, AXP15060_DCDC4_V_CTRL_MASK,
                        AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC4_MASK),
        AXP_DESC_RANGES(AXP15060, DCDC5, "dcdc5", "vin5",
                        axp15060_dcdc5_ranges, AXP15060_DCDC5_NUM_VOLTAGES,
                        AXP15060_DCDC5_V_CTRL, AXP15060_DCDC5_V_CTRL_MASK,
                        AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC5_MASK),
        AXP_DESC(AXP15060, DCDC6, "dcdc6", "vin6", 500, 3400, 100,
                 AXP15060_DCDC6_V_CTRL, AXP15060_DCDC6_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC6_MASK),
        AXP_DESC(AXP15060, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
                 AXP15060_ALDO1_V_CTRL, AXP15060_ALDO1_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO1_MASK),
        AXP_DESC(AXP15060, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
                 AXP15060_ALDO2_V_CTRL, AXP15060_ALDO2_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO2_MASK),
        AXP_DESC(AXP15060, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
                 AXP15060_ALDO3_V_CTRL, AXP15060_ALDO3_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO3_MASK),
        AXP_DESC(AXP15060, ALDO4, "aldo4", "aldoin", 700, 3300, 100,
                 AXP15060_ALDO4_V_CTRL, AXP15060_ALDO4_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO4_MASK),
        AXP_DESC(AXP15060, ALDO5, "aldo5", "aldoin", 700, 3300, 100,
                 AXP15060_ALDO5_V_CTRL, AXP15060_ALDO5_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO5_MASK),
        AXP_DESC(AXP15060, BLDO1, "bldo1", "bldoin", 700, 3300, 100,
                 AXP15060_BLDO1_V_CTRL, AXP15060_BLDO1_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO1_MASK),
        AXP_DESC(AXP15060, BLDO2, "bldo2", "bldoin", 700, 3300, 100,
                 AXP15060_BLDO2_V_CTRL, AXP15060_BLDO2_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO2_MASK),
        AXP_DESC(AXP15060, BLDO3, "bldo3", "bldoin", 700, 3300, 100,
                 AXP15060_BLDO3_V_CTRL, AXP15060_BLDO3_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO3_MASK),
        AXP_DESC(AXP15060, BLDO4, "bldo4", "bldoin", 700, 3300, 100,
                 AXP15060_BLDO4_V_CTRL, AXP15060_BLDO4_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO4_MASK),
        AXP_DESC(AXP15060, BLDO5, "bldo5", "bldoin", 700, 3300, 100,
                 AXP15060_BLDO5_V_CTRL, AXP15060_BLDO5_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO5_MASK),
        AXP_DESC(AXP15060, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
                 AXP15060_CLDO1_V_CTRL, AXP15060_CLDO1_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO1_MASK),
        AXP_DESC(AXP15060, CLDO2, "cldo2", "cldoin", 700, 3300, 100,
                 AXP15060_CLDO2_V_CTRL, AXP15060_CLDO2_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO2_MASK),
        AXP_DESC(AXP15060, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
                 AXP15060_CLDO3_V_CTRL, AXP15060_CLDO3_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO3_MASK),
        AXP_DESC(AXP15060, CLDO4, "cldo4", "cldoin", 700, 4200, 100,
                 AXP15060_CLDO4_V_CTRL, AXP15060_CLDO4_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO4_MASK),
        /* Supply comes from DCDC5 */
        AXP_DESC(AXP15060, CPUSLDO, "cpusldo", NULL, 700, 1400, 50,
                 AXP15060_CPUSLDO_V_CTRL, AXP15060_CPUSLDO_V_CTRL_MASK,
                 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CPUSLDO_MASK),
        /* Supply comes from DCDC1 */
        AXP_DESC_SW(AXP15060, SW, "sw", NULL,
                    AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_SW_MASK),
        /* Supply comes from ALDO1 */
        AXP_DESC_FIXED(AXP15060, RTC_LDO, "rtc-ldo", NULL, 1800),
};

static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
{
        struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
        unsigned int reg = AXP20X_DCDC_FREQ;
        u32 min, max, def, step;

        switch (axp20x->variant) {
        case AXP202_ID:
        case AXP209_ID:
                min = 750;
                max = 1875;
                def = 1500;
                step = 75;
                break;
        case AXP803_ID:
        case AXP813_ID:
                /*
                 * AXP803/AXP813 DCDC work frequency setting has the same
                 * range and step as AXP22X, but at a different register.
                 * (See include/linux/mfd/axp20x.h)
                 */
                reg = AXP803_DCDC_FREQ_CTRL;
                fallthrough;    /* to the check below */
        case AXP806_ID:
                /*
                 * AXP806 also have DCDC work frequency setting register at a
                 * different position.
                 */
                if (axp20x->variant == AXP806_ID)
                        reg = AXP806_DCDC_FREQ_CTRL;
                fallthrough;
        case AXP221_ID:
        case AXP223_ID:
        case AXP809_ID:
                min = 1800;
                max = 4050;
                def = 3000;
                step = 150;
                break;
        case AXP313A_ID:
        case AXP323_ID:
        case AXP717_ID:
        case AXP15060_ID:
                /* The DCDC PWM frequency seems to be fixed to 3 MHz. */
                if (dcdcfreq != 0) {
                        dev_err(&pdev->dev,
                                "DCDC frequency on this PMIC is fixed to 3 MHz.\n");
                        return -EINVAL;
                }

                return 0;
        default:
                dev_err(&pdev->dev,
                        "Setting DCDC frequency for unsupported AXP variant\n");
                return -EINVAL;
        }

        if (dcdcfreq == 0)
                dcdcfreq = def;

        if (dcdcfreq < min) {
                dcdcfreq = min;
                dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n",
                         min);
        }

        if (dcdcfreq > max) {
                dcdcfreq = max;
                dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n",
                         max);
        }

        dcdcfreq = (dcdcfreq - min) / step;

        return regmap_update_bits(axp20x->regmap, reg,
                                  AXP20X_FREQ_DCDC_MASK, dcdcfreq);
}

static int axp20x_regulator_parse_dt(struct platform_device *pdev)
{
        struct device_node *np, *regulators;
        int ret = 0;
        u32 dcdcfreq = 0;

        np = of_node_get(pdev->dev.parent->of_node);
        if (!np)
                return 0;

        regulators = of_get_child_by_name(np, "regulators");
        if (!regulators) {
                dev_warn(&pdev->dev, "regulators node not found\n");
        } else {
                of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq);
                ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
                if (ret < 0) {
                        dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
                }
                of_node_put(regulators);
        }

        of_node_put(np);
        return ret;
}

static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
{
        struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
        unsigned int reg = AXP20X_DCDC_MODE;
        unsigned int mask;

        switch (axp20x->variant) {
        case AXP202_ID:
        case AXP209_ID:
                if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3))
                        return -EINVAL;

                mask = AXP20X_WORKMODE_DCDC2_MASK;
                if (id == AXP20X_DCDC3)
                        mask = AXP20X_WORKMODE_DCDC3_MASK;

                workmode <<= ffs(mask) - 1;
                break;

        case AXP806_ID:
                /*
                 * AXP806 DCDC regulator IDs have the same range as AXP22X.
                 * (See include/linux/mfd/axp20x.h)
                 */
                reg = AXP806_DCDC_MODE_CTRL2;
                fallthrough;    /* to the check below */
        case AXP221_ID:
        case AXP223_ID:
        case AXP809_ID:
                if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5)
                        return -EINVAL;

                mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1);
                workmode <<= id - AXP22X_DCDC1;
                break;

        case AXP803_ID:
                if (id < AXP803_DCDC1 || id > AXP803_DCDC6)
                        return -EINVAL;

                mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1);
                workmode <<= id - AXP803_DCDC1;
                break;

        case AXP813_ID:
                if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
                        return -EINVAL;

                mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
                workmode <<= id - AXP813_DCDC1;
                break;

        case AXP15060_ID:
                reg = AXP15060_DCDC_MODE_CTRL2;
                if (id < AXP15060_DCDC1 || id > AXP15060_DCDC6)
                        return -EINVAL;

                mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP15060_DCDC1);
                workmode <<= id - AXP15060_DCDC1;
                break;

        default:
                /* should not happen */
                WARN_ON(1);
                return -EINVAL;
        }

        return regmap_update_bits(rdev->regmap, reg, mask, workmode);
}

/*
 * This function checks whether a regulator is part of a poly-phase
 * output setup based on the registers settings. Returns true if it is.
 */
static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
{
        u32 reg = 0;

        /*
         * Currently in our supported AXP variants, only AXP803, AXP806,
         * AXP813 and AXP15060 have polyphase regulators.
         */
        switch (axp20x->variant) {
        case AXP803_ID:
        case AXP813_ID:
                regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);

                switch (id) {
                case AXP803_DCDC3:
                        return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL);
                case AXP803_DCDC6:
                        return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL);
                }
                break;

        case AXP806_ID:
                regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, &reg);

                switch (id) {
                case AXP806_DCDCB:
                        return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
                                AXP806_DCDCAB_POLYPHASE_DUAL) ||
                                ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
                                AXP806_DCDCABC_POLYPHASE_TRI));
                case AXP806_DCDCC:
                        return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
                                AXP806_DCDCABC_POLYPHASE_TRI);
                case AXP806_DCDCE:
                        return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL);
                }
                break;

        case AXP15060_ID:
                regmap_read(axp20x->regmap, AXP15060_DCDC_MODE_CTRL1, &reg);

                switch (id) {
                case AXP15060_DCDC3:
                        return !!(reg & AXP15060_DCDC23_POLYPHASE_DUAL_MASK);
                case AXP15060_DCDC6:
                        return !!(reg & AXP15060_DCDC46_POLYPHASE_DUAL_MASK);
                }
                break;

        case AXP323_ID:
                regmap_read(axp20x->regmap, AXP323_DCDC_MODE_CTRL2, &reg);

                switch (id) {
                case AXP313A_DCDC2:
                        return !!(reg & BIT(1));
                }
                break;

        default:
                return false;
        }

        return false;
}

static int axp20x_regulator_probe(struct platform_device *pdev)
{
        struct regulator_dev *rdev;
        struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
        const struct regulator_desc *regulators;
        struct regulator_config config = {
                .dev = pdev->dev.parent,
                .regmap = axp20x->regmap,
                .driver_data = axp20x,
        };
        int ret, i, nregulators;
        u32 workmode;
        const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name;
        const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name;
        const char *aldo1_name = axp15060_regulators[AXP15060_ALDO1].name;
        bool drivevbus = false;

        switch (axp20x->variant) {
        case AXP202_ID:
        case AXP209_ID:
                regulators = axp20x_regulators;
                nregulators = AXP20X_REG_ID_MAX;
                break;
        case AXP221_ID:
        case AXP223_ID:
                regulators = axp22x_regulators;
                nregulators = AXP22X_REG_ID_MAX;
                drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
                                                  "x-powers,drive-vbus-en");
                break;
        case AXP313A_ID:
        case AXP323_ID:
                regulators = axp313a_regulators;
                nregulators = AXP313A_REG_ID_MAX;
                break;
        case AXP717_ID:
                regulators = axp717_regulators;
                nregulators = AXP717_REG_ID_MAX;
                break;
        case AXP803_ID:
                regulators = axp803_regulators;
                nregulators = AXP803_REG_ID_MAX;
                drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
                                                  "x-powers,drive-vbus-en");
                break;
        case AXP806_ID:
                regulators = axp806_regulators;
                nregulators = AXP806_REG_ID_MAX;
                break;
        case AXP809_ID:
                regulators = axp809_regulators;
                nregulators = AXP809_REG_ID_MAX;
                break;
        case AXP813_ID:
                regulators = axp813_regulators;
                nregulators = AXP813_REG_ID_MAX;
                drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
                                                  "x-powers,drive-vbus-en");
                break;
        case AXP15060_ID:
                regulators = axp15060_regulators;
                nregulators = AXP15060_REG_ID_MAX;
                break;
        default:
                dev_err(&pdev->dev, "Unsupported AXP variant: %d\n",
                        axp20x->variant);
                return -EINVAL;
        }

        /* This only sets the dcdc freq. Ignore any errors */
        axp20x_regulator_parse_dt(pdev);

        for (i = 0; i < nregulators; i++) {
                const struct regulator_desc *desc = &regulators[i];
                struct regulator_desc *new_desc;

                /*
                 * If this regulator is a slave in a poly-phase setup,
                 * skip it, as its controls are bound to the master
                 * regulator and won't work.
                 */
                if (axp20x_is_polyphase_slave(axp20x, i))
                        continue;

                /* Support for AXP813's FLDO3 is not implemented */
                if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
                        continue;

                /*
                 * Regulators DC1SW, DC5LDO and RTCLDO on AXP15060 are
                 * connected internally, so we have to handle their supply
                 * names separately.
                 *
                 * We always register the regulators in proper sequence,
                 * so the supply names are correctly read. See the last
                 * part of this loop to see where we save the DT defined
                 * name.
                 */
                if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
                    (regulators == axp803_regulators && i == AXP803_DC1SW) ||
                    (regulators == axp809_regulators && i == AXP809_DC1SW) ||
                    (regulators == axp15060_regulators && i == AXP15060_SW)) {
                        new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
                                                GFP_KERNEL);
                        if (!new_desc)
                                return -ENOMEM;

                        *new_desc = regulators[i];
                        new_desc->supply_name = dcdc1_name;
                        desc = new_desc;
                }

                if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) ||
                    (regulators == axp809_regulators && i == AXP809_DC5LDO) ||
                    (regulators == axp15060_regulators && i == AXP15060_CPUSLDO)) {
                        new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
                                                GFP_KERNEL);
                        if (!new_desc)
                                return -ENOMEM;

                        *new_desc = regulators[i];
                        new_desc->supply_name = dcdc5_name;
                        desc = new_desc;
                }


                if (regulators == axp15060_regulators && i == AXP15060_RTC_LDO) {
                        new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
                                                GFP_KERNEL);
                        if (!new_desc)
                                return -ENOMEM;

                        *new_desc = regulators[i];
                        new_desc->supply_name = aldo1_name;
                        desc = new_desc;
                }

                rdev = devm_regulator_register(&pdev->dev, desc, &config);
                if (IS_ERR(rdev)) {
                        dev_err(&pdev->dev, "Failed to register %s\n",
                                regulators[i].name);

                        return PTR_ERR(rdev);
                }

                ret = of_property_read_u32(rdev->dev.of_node,
                                           "x-powers,dcdc-workmode",
                                           &workmode);
                if (!ret) {
                        if (axp20x_set_dcdc_workmode(rdev, i, workmode))
                                dev_err(&pdev->dev, "Failed to set workmode on %s\n",
                                        rdev->desc->name);
                }

                /*
                 * Save AXP22X DCDC1 / DCDC5 / AXP15060 ALDO1 regulator names for later.
                 */
                if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
                    (regulators == axp809_regulators && i == AXP809_DCDC1) ||
                    (regulators == axp15060_regulators && i == AXP15060_DCDC1))
                        of_property_read_string(rdev->dev.of_node,
                                                "regulator-name",
                                                &dcdc1_name);

                if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) ||
                    (regulators == axp809_regulators && i == AXP809_DCDC5) ||
                    (regulators == axp15060_regulators && i == AXP15060_DCDC5))
                        of_property_read_string(rdev->dev.of_node,
                                                "regulator-name",
                                                &dcdc5_name);

                if (regulators == axp15060_regulators && i == AXP15060_ALDO1)
                        of_property_read_string(rdev->dev.of_node,
                                                "regulator-name",
                                                &aldo1_name);
        }

        if (drivevbus) {
                /* Change N_VBUSEN sense pin to DRIVEVBUS output pin */
                regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP,
                                   AXP22X_MISC_N_VBUSEN_FUNC, 0);
                rdev = devm_regulator_register(&pdev->dev,
                                               &axp22x_drivevbus_regulator,
                                               &config);
                if (IS_ERR(rdev)) {
                        dev_err(&pdev->dev, "Failed to register drivevbus\n");
                        return PTR_ERR(rdev);
                }
        }

        return 0;
}

static struct platform_driver axp20x_regulator_driver = {
        .probe  = axp20x_regulator_probe,
        .driver = {
                .name           = "axp20x-regulator",
                .probe_type     = PROBE_PREFER_ASYNCHRONOUS,
        },
};

module_platform_driver(axp20x_regulator_driver);

MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC");
MODULE_ALIAS("platform:axp20x-regulator");