// SPDX-License-Identifier: GPL-2.0+
//
// max77802.c - Regulator driver for the Maxim 77802
//
// Copyright (C) 2013-2014 Google, Inc
// Simon Glass <sjg@chromium.org>
//
// Copyright (C) 2012 Samsung Electronics
// Chiwoong Byun <woong.byun@samsung.com>
// Jonghwa Lee <jonghwa3.lee@samsung.com>
//
// This driver is based on max8997.c

#include <linux/kernel.h>
#include <linux/bug.h>
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>
#include <linux/mfd/max77686.h>
#include <linux/mfd/max77686-private.h>
#include <dt-bindings/regulator/maxim,max77802.h>

/* Default ramp delay in case it is not manually set */
#define MAX77802_RAMP_DELAY             100000          /* uV/us */

#define MAX77802_OPMODE_SHIFT_LDO       6
#define MAX77802_OPMODE_BUCK234_SHIFT   4
#define MAX77802_OPMODE_MASK            0x3

#define MAX77802_VSEL_MASK              0x3F
#define MAX77802_DVS_VSEL_MASK          0xFF

#define MAX77802_RAMP_RATE_MASK_2BIT    0xC0
#define MAX77802_RAMP_RATE_SHIFT_2BIT   6
#define MAX77802_RAMP_RATE_MASK_4BIT    0xF0
#define MAX77802_RAMP_RATE_SHIFT_4BIT   4

#define MAX77802_STATUS_OFF             0x0
#define MAX77802_OFF_PWRREQ             0x1
#define MAX77802_LP_PWRREQ              0x2

static const unsigned int max77802_buck234_ramp_table[] = {
        12500,
        25000,
        50000,
        100000,
};

static const unsigned int max77802_buck16_ramp_table[] = {
        1000,   2000,   3030,   4000,
        5000,   5880,   7140,   8330,
        9090,   10000,  11110,  12500,
        16670,  25000,  50000,  100000,
};

struct max77802_regulator_prv {
        /* Array indexed by regulator id */
        unsigned int opmode[MAX77802_REG_MAX];
};

static inline unsigned int max77802_map_mode(unsigned int mode)
{
        return mode == MAX77802_OPMODE_NORMAL ?
                REGULATOR_MODE_NORMAL : REGULATOR_MODE_STANDBY;
}

static int max77802_get_opmode_shift(int id)
{
        if (id == MAX77802_BUCK1 || (id >= MAX77802_BUCK5 &&
                                     id <= MAX77802_BUCK10))
                return 0;

        if (id >= MAX77802_BUCK2 && id <= MAX77802_BUCK4)
                return MAX77802_OPMODE_BUCK234_SHIFT;

        if (id >= MAX77802_LDO1 && id <= MAX77802_LDO35)
                return MAX77802_OPMODE_SHIFT_LDO;

        return -EINVAL;
}

/**
 * max77802_set_suspend_disable - Disable the regulator during system suspend
 * @rdev: regulator to mark as disabled
 *
 * All regulators expect LDO 1, 3, 20 and 21 support OFF by PWRREQ.
 * Configure the regulator so the PMIC will turn it OFF during system suspend.
 */
static int max77802_set_suspend_disable(struct regulator_dev *rdev)
{
        unsigned int val = MAX77802_OFF_PWRREQ;
        struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
        unsigned int id = rdev_get_id(rdev);
        int shift = max77802_get_opmode_shift(id);

        if (WARN_ON_ONCE(id >= ARRAY_SIZE(max77802->opmode)))
                return -EINVAL;
        max77802->opmode[id] = val;
        return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
                                  rdev->desc->enable_mask, val << shift);
}

/*
 * Some LDOs support Low Power Mode while the system is running.
 *
 * LDOs 1, 3, 20, 21.
 */
static int max77802_set_mode(struct regulator_dev *rdev, unsigned int mode)
{
        struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
        unsigned int id = rdev_get_id(rdev);
        unsigned int val;
        int shift = max77802_get_opmode_shift(id);

        switch (mode) {
        case REGULATOR_MODE_STANDBY:
                val = MAX77802_OPMODE_LP;       /* ON in Low Power Mode */
                break;
        case REGULATOR_MODE_NORMAL:
                val = MAX77802_OPMODE_NORMAL;   /* ON in Normal Mode */
                break;
        default:
                dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n",
                         rdev->desc->name, mode);
                return -EINVAL;
        }

        if (WARN_ON_ONCE(id >= ARRAY_SIZE(max77802->opmode)))
                return -EINVAL;

        max77802->opmode[id] = val;
        return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
                                  rdev->desc->enable_mask, val << shift);
}

static unsigned max77802_get_mode(struct regulator_dev *rdev)
{
        struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
        unsigned int id = rdev_get_id(rdev);

        if (WARN_ON_ONCE(id >= ARRAY_SIZE(max77802->opmode)))
                return -EINVAL;
        return max77802_map_mode(max77802->opmode[id]);
}

/**
 * max77802_set_suspend_mode - set regulator opmode when the system is suspended
 * @rdev: regulator to change mode
 * @mode: operating mode to be set
 *
 * Will set the operating mode for the regulators during system suspend.
 * This function is valid for the three different enable control logics:
 *
 * Enable Control Logic1 by PWRREQ (BUCK 2-4 and LDOs 2, 4-19, 22-35)
 * Enable Control Logic2 by PWRREQ (LDOs 1, 20, 21)
 * Enable Control Logic3 by PWRREQ (LDO 3)
 *
 * If setting the regulator mode fails, the function only warns but does
 * not return a negative error number to avoid the regulator core to stop
 * setting the operating mode for the remaining regulators.
 */
static int max77802_set_suspend_mode(struct regulator_dev *rdev,
                                     unsigned int mode)
{
        struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
        unsigned int id = rdev_get_id(rdev);
        unsigned int val;
        int shift = max77802_get_opmode_shift(id);

        if (WARN_ON_ONCE(id >= ARRAY_SIZE(max77802->opmode)))
                return -EINVAL;

        /*
         * If the regulator has been disabled for suspend
         * then is invalid to try setting a suspend mode.
         */
        if (max77802->opmode[id] == MAX77802_OFF_PWRREQ) {
                dev_warn(&rdev->dev, "%s: is disabled, mode: 0x%x not set\n",
                         rdev->desc->name, mode);
                return 0;
        }

        switch (mode) {
        case REGULATOR_MODE_STANDBY:
                /*
                 * If the regulator opmode is normal then enable
                 * ON in Low Power Mode by PWRREQ. If the mode is
                 * already Low Power then no action is required.
                 */
                if (max77802->opmode[id] == MAX77802_OPMODE_NORMAL)
                        val = MAX77802_LP_PWRREQ;
                else
                        return 0;
                break;
        case REGULATOR_MODE_NORMAL:
                /*
                 * If the regulator operating mode is Low Power then
                 * normal is not a valid opmode in suspend. If the
                 * mode is already normal then no action is required.
                 */
                if (max77802->opmode[id] == MAX77802_OPMODE_LP)
                        dev_warn(&rdev->dev, "%s: in Low Power: 0x%x invalid\n",
                                 rdev->desc->name, mode);
                return 0;
        default:
                dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n",
                         rdev->desc->name, mode);
                return -EINVAL;
        }

        return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
                                  rdev->desc->enable_mask, val << shift);
}

static int max77802_enable(struct regulator_dev *rdev)
{
        struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
        unsigned int id = rdev_get_id(rdev);
        int shift = max77802_get_opmode_shift(id);

        if (WARN_ON_ONCE(id >= ARRAY_SIZE(max77802->opmode)))
                return -EINVAL;
        if (max77802->opmode[id] == MAX77802_OFF_PWRREQ)
                max77802->opmode[id] = MAX77802_OPMODE_NORMAL;

        return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
                                  rdev->desc->enable_mask,
                                  max77802->opmode[id] << shift);
}

/*
 * LDOs 2, 4-19, 22-35
 */
static const struct regulator_ops max77802_ldo_ops_logic1 = {
        .list_voltage           = regulator_list_voltage_linear,
        .map_voltage            = regulator_map_voltage_linear,
        .is_enabled             = regulator_is_enabled_regmap,
        .enable                 = max77802_enable,
        .disable                = regulator_disable_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .set_voltage_time_sel   = regulator_set_voltage_time_sel,
        .set_suspend_disable    = max77802_set_suspend_disable,
        .set_suspend_mode       = max77802_set_suspend_mode,
};

/*
 * LDOs 1, 20, 21, 3
 */
static const struct regulator_ops max77802_ldo_ops_logic2 = {
        .list_voltage           = regulator_list_voltage_linear,
        .map_voltage            = regulator_map_voltage_linear,
        .is_enabled             = regulator_is_enabled_regmap,
        .enable                 = max77802_enable,
        .disable                = regulator_disable_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .set_voltage_time_sel   = regulator_set_voltage_time_sel,
        .set_mode               = max77802_set_mode,
        .get_mode               = max77802_get_mode,
        .set_suspend_mode       = max77802_set_suspend_mode,
};

/* BUCKS 1, 6 */
static const struct regulator_ops max77802_buck_16_dvs_ops = {
        .list_voltage           = regulator_list_voltage_linear,
        .map_voltage            = regulator_map_voltage_linear,
        .is_enabled             = regulator_is_enabled_regmap,
        .enable                 = max77802_enable,
        .disable                = regulator_disable_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .set_voltage_time_sel   = regulator_set_voltage_time_sel,
        .set_ramp_delay         = regulator_set_ramp_delay_regmap,
        .set_suspend_disable    = max77802_set_suspend_disable,
};

/* BUCKs 2-4 */
static const struct regulator_ops max77802_buck_234_ops = {
        .list_voltage           = regulator_list_voltage_linear,
        .map_voltage            = regulator_map_voltage_linear,
        .is_enabled             = regulator_is_enabled_regmap,
        .enable                 = max77802_enable,
        .disable                = regulator_disable_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .set_voltage_time_sel   = regulator_set_voltage_time_sel,
        .set_ramp_delay         = regulator_set_ramp_delay_regmap,
        .set_suspend_disable    = max77802_set_suspend_disable,
        .set_suspend_mode       = max77802_set_suspend_mode,
};

/* BUCKs 5, 7-10 */
static const struct regulator_ops max77802_buck_dvs_ops = {
        .list_voltage           = regulator_list_voltage_linear,
        .map_voltage            = regulator_map_voltage_linear,
        .is_enabled             = regulator_is_enabled_regmap,
        .enable                 = max77802_enable,
        .disable                = regulator_disable_regmap,
        .get_voltage_sel        = regulator_get_voltage_sel_regmap,
        .set_voltage_sel        = regulator_set_voltage_sel_regmap,
        .set_voltage_time_sel   = regulator_set_voltage_time_sel,
        .set_suspend_disable    = max77802_set_suspend_disable,
};

/* LDOs 3-7, 9-14, 18-26, 28, 29, 32-34 */
#define regulator_77802_desc_p_ldo(num, supply, log)    {               \
        .name           = "LDO"#num,                                    \
        .of_match       = of_match_ptr("LDO"#num),                      \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_LDO##num,                            \
        .supply_name    = "inl"#supply,                                 \
        .ops            = &max77802_ldo_ops_logic##log,                 \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 800000,                                       \
        .uV_step        = 50000,                                        \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 1 << 6,                                       \
        .vsel_reg       = MAX77802_REG_LDO1CTRL1 + num - 1,             \
        .vsel_mask      = MAX77802_VSEL_MASK,                           \
        .enable_reg     = MAX77802_REG_LDO1CTRL1 + num - 1,             \
        .enable_mask    = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \
        .of_map_mode    = max77802_map_mode,                            \
}

/* LDOs 1, 2, 8, 15, 17, 27, 30, 35 */
#define regulator_77802_desc_n_ldo(num, supply, log)   {                \
        .name           = "LDO"#num,                                    \
        .of_match       = of_match_ptr("LDO"#num),                      \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_LDO##num,                            \
        .supply_name    = "inl"#supply,                                 \
        .ops            = &max77802_ldo_ops_logic##log,                 \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 800000,                                       \
        .uV_step        = 25000,                                        \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 1 << 6,                                       \
        .vsel_reg       = MAX77802_REG_LDO1CTRL1 + num - 1,             \
        .vsel_mask      = MAX77802_VSEL_MASK,                           \
        .enable_reg     = MAX77802_REG_LDO1CTRL1 + num - 1,             \
        .enable_mask    = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \
        .of_map_mode    = max77802_map_mode,                            \
}

/* BUCKs 1, 6 */
#define regulator_77802_desc_16_buck(num)       {               \
        .name           = "BUCK"#num,                                   \
        .of_match       = of_match_ptr("BUCK"#num),                     \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_BUCK##num,                           \
        .supply_name    = "inb"#num,                                    \
        .ops            = &max77802_buck_16_dvs_ops,                    \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 612500,                                       \
        .uV_step        = 6250,                                         \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 1 << 8,                                       \
        .vsel_reg       = MAX77802_REG_BUCK ## num ## DVS1,             \
        .vsel_mask      = MAX77802_DVS_VSEL_MASK,                       \
        .enable_reg     = MAX77802_REG_BUCK ## num ## CTRL,             \
        .enable_mask    = MAX77802_OPMODE_MASK,                         \
        .ramp_reg       = MAX77802_REG_BUCK ## num ## CTRL,             \
        .ramp_mask      = MAX77802_RAMP_RATE_MASK_4BIT,                 \
        .ramp_delay_table = max77802_buck16_ramp_table,                 \
        .n_ramp_values  = ARRAY_SIZE(max77802_buck16_ramp_table),       \
        .of_map_mode    = max77802_map_mode,                            \
}

/* BUCKS 2-4 */
#define regulator_77802_desc_234_buck(num)      {               \
        .name           = "BUCK"#num,                                   \
        .of_match       = of_match_ptr("BUCK"#num),                     \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_BUCK##num,                           \
        .supply_name    = "inb"#num,                                    \
        .ops            = &max77802_buck_234_ops,                       \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 600000,                                       \
        .uV_step        = 6250,                                         \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 0x91,                                         \
        .vsel_reg       = MAX77802_REG_BUCK ## num ## DVS1,             \
        .vsel_mask      = MAX77802_DVS_VSEL_MASK,                       \
        .enable_reg     = MAX77802_REG_BUCK ## num ## CTRL1,            \
        .enable_mask    = MAX77802_OPMODE_MASK <<                       \
                                MAX77802_OPMODE_BUCK234_SHIFT,          \
        .ramp_reg       = MAX77802_REG_BUCK ## num ## CTRL1,            \
        .ramp_mask      = MAX77802_RAMP_RATE_MASK_2BIT,                 \
        .ramp_delay_table = max77802_buck234_ramp_table,                \
        .n_ramp_values  = ARRAY_SIZE(max77802_buck234_ramp_table),      \
        .of_map_mode    = max77802_map_mode,                            \
}

/* BUCK 5 */
#define regulator_77802_desc_buck5(num)         {               \
        .name           = "BUCK"#num,                                   \
        .of_match       = of_match_ptr("BUCK"#num),                     \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_BUCK##num,                           \
        .supply_name    = "inb"#num,                                    \
        .ops            = &max77802_buck_dvs_ops,                       \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 750000,                                       \
        .uV_step        = 50000,                                        \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 1 << 6,                                       \
        .vsel_reg       = MAX77802_REG_BUCK5OUT,                        \
        .vsel_mask      = MAX77802_VSEL_MASK,                           \
        .enable_reg     = MAX77802_REG_BUCK5CTRL,                       \
        .enable_mask    = MAX77802_OPMODE_MASK,                         \
        .of_map_mode    = max77802_map_mode,                            \
}

/* BUCKs 7-10 */
#define regulator_77802_desc_buck7_10(num)      {               \
        .name           = "BUCK"#num,                                   \
        .of_match       = of_match_ptr("BUCK"#num),                     \
        .regulators_node        = of_match_ptr("regulators"),           \
        .id             = MAX77802_BUCK##num,                           \
        .supply_name    = "inb"#num,                                    \
        .ops            = &max77802_buck_dvs_ops,                       \
        .type           = REGULATOR_VOLTAGE,                            \
        .owner          = THIS_MODULE,                                  \
        .min_uV         = 750000,                                       \
        .uV_step        = 50000,                                        \
        .ramp_delay     = MAX77802_RAMP_DELAY,                          \
        .n_voltages     = 1 << 6,                                       \
        .vsel_reg       = MAX77802_REG_BUCK7OUT + (num - 7) * 3,        \
        .vsel_mask      = MAX77802_VSEL_MASK,                           \
        .enable_reg     = MAX77802_REG_BUCK7CTRL + (num - 7) * 3,       \
        .enable_mask    = MAX77802_OPMODE_MASK,                         \
        .of_map_mode    = max77802_map_mode,                            \
}

static const struct regulator_desc regulators[] = {
        regulator_77802_desc_16_buck(1),
        regulator_77802_desc_234_buck(2),
        regulator_77802_desc_234_buck(3),
        regulator_77802_desc_234_buck(4),
        regulator_77802_desc_buck5(5),
        regulator_77802_desc_16_buck(6),
        regulator_77802_desc_buck7_10(7),
        regulator_77802_desc_buck7_10(8),
        regulator_77802_desc_buck7_10(9),
        regulator_77802_desc_buck7_10(10),
        regulator_77802_desc_n_ldo(1, 10, 2),
        regulator_77802_desc_n_ldo(2, 10, 1),
        regulator_77802_desc_p_ldo(3, 3, 2),
        regulator_77802_desc_p_ldo(4, 6, 1),
        regulator_77802_desc_p_ldo(5, 3, 1),
        regulator_77802_desc_p_ldo(6, 3, 1),
        regulator_77802_desc_p_ldo(7, 3, 1),
        regulator_77802_desc_n_ldo(8, 1, 1),
        regulator_77802_desc_p_ldo(9, 5, 1),
        regulator_77802_desc_p_ldo(10, 4, 1),
        regulator_77802_desc_p_ldo(11, 4, 1),
        regulator_77802_desc_p_ldo(12, 9, 1),
        regulator_77802_desc_p_ldo(13, 4, 1),
        regulator_77802_desc_p_ldo(14, 4, 1),
        regulator_77802_desc_n_ldo(15, 1, 1),
        regulator_77802_desc_n_ldo(17, 2, 1),
        regulator_77802_desc_p_ldo(18, 7, 1),
        regulator_77802_desc_p_ldo(19, 5, 1),
        regulator_77802_desc_p_ldo(20, 7, 2),
        regulator_77802_desc_p_ldo(21, 6, 2),
        regulator_77802_desc_p_ldo(23, 9, 1),
        regulator_77802_desc_p_ldo(24, 6, 1),
        regulator_77802_desc_p_ldo(25, 9, 1),
        regulator_77802_desc_p_ldo(26, 9, 1),
        regulator_77802_desc_n_ldo(27, 2, 1),
        regulator_77802_desc_p_ldo(28, 7, 1),
        regulator_77802_desc_p_ldo(29, 7, 1),
        regulator_77802_desc_n_ldo(30, 2, 1),
        regulator_77802_desc_p_ldo(32, 9, 1),
        regulator_77802_desc_p_ldo(33, 6, 1),
        regulator_77802_desc_p_ldo(34, 9, 1),
        regulator_77802_desc_n_ldo(35, 2, 1),
};

static int max77802_pmic_probe(struct platform_device *pdev)
{
        struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent);
        struct max77802_regulator_prv *max77802;
        int i, val;
        struct regulator_config config = { };

        max77802 = devm_kzalloc(&pdev->dev,
                                sizeof(struct max77802_regulator_prv),
                                GFP_KERNEL);
        if (!max77802)
                return -ENOMEM;

        config.dev = iodev->dev;
        config.regmap = iodev->regmap;
        config.driver_data = max77802;
        platform_set_drvdata(pdev, max77802);

        for (i = 0; i < MAX77802_REG_MAX; i++) {
                struct regulator_dev *rdev;
                unsigned int id = regulators[i].id;
                int shift = max77802_get_opmode_shift(id);
                int ret;

                ret = regmap_read(iodev->regmap, regulators[i].enable_reg, &val);
                if (ret < 0) {
                        dev_warn(&pdev->dev,
                                "cannot read current mode for %d\n", i);
                        val = MAX77802_OPMODE_NORMAL;
                } else {
                        val = val >> shift & MAX77802_OPMODE_MASK;
                }

                /*
                 * If the regulator is disabled and the system warm rebooted,
                 * the hardware reports OFF as the regulator operating mode.
                 * Default to operating mode NORMAL in that case.
                 */
                if (id < ARRAY_SIZE(max77802->opmode)) {
                        if (val == MAX77802_STATUS_OFF)
                                max77802->opmode[id] = MAX77802_OPMODE_NORMAL;
                        else
                                max77802->opmode[id] = val;
                }

                rdev = devm_regulator_register(&pdev->dev,
                                               &regulators[i], &config);
                if (IS_ERR(rdev)) {
                        ret = PTR_ERR(rdev);
                        dev_err(&pdev->dev,
                                "regulator init failed for %d: %d\n", i, ret);
                        return ret;
                }
        }

        return 0;
}

static const struct platform_device_id max77802_pmic_id[] = {
        {"max77802-pmic", 0},
        { },
};
MODULE_DEVICE_TABLE(platform, max77802_pmic_id);

static struct platform_driver max77802_pmic_driver = {
        .driver = {
                .name = "max77802-pmic",
                .probe_type = PROBE_PREFER_ASYNCHRONOUS,
        },
        .probe = max77802_pmic_probe,
        .id_table = max77802_pmic_id,
};

module_platform_driver(max77802_pmic_driver);

MODULE_DESCRIPTION("MAXIM 77802 Regulator Driver");
MODULE_AUTHOR("Simon Glass <sjg@chromium.org>");
MODULE_LICENSE("GPL");