linux/drivers/regulator/pwm-regulator.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Regulator driver for PWM Regulators
 *
 * Copyright (C) 2014 - STMicroelectronics Inc.
 *
 * Author: Lee Jones <[email protected]>
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>
#include <linux/of.h>
#include <linux/pwm.h>
#include <linux/gpio/consumer.h>

struct pwm_continuous_reg_data { … };

struct pwm_regulator_data { … };

struct pwm_voltages { … };

/*
 * Voltage table call-backs
 */
static void pwm_regulator_init_state(struct regulator_dev *rdev)
{ … }

static int pwm_regulator_get_voltage_sel(struct regulator_dev *rdev)
{ … }

static int pwm_regulator_set_voltage_sel(struct regulator_dev *rdev,
					 unsigned selector)
{ … }

static int pwm_regulator_list_voltage(struct regulator_dev *rdev,
				      unsigned selector)
{ … }

static int pwm_regulator_enable(struct regulator_dev *dev)
{ … }

static int pwm_regulator_disable(struct regulator_dev *dev)
{ … }

static int pwm_regulator_is_enabled(struct regulator_dev *dev)
{ … }

static int pwm_regulator_get_voltage(struct regulator_dev *rdev)
{ … }

static int pwm_regulator_set_voltage(struct regulator_dev *rdev,
				     int req_min_uV, int req_max_uV,
				     unsigned int *selector)
{ … }

static const struct regulator_ops pwm_regulator_voltage_table_ops = …;

static const struct regulator_ops pwm_regulator_voltage_continuous_ops = …;

static const struct regulator_desc pwm_regulator_desc = …;

static int pwm_regulator_init_table(struct platform_device *pdev,
				    struct pwm_regulator_data *drvdata)
{ … }

static int pwm_regulator_init_continuous(struct platform_device *pdev,
					 struct pwm_regulator_data *drvdata)
{ … }

static int pwm_regulator_init_boot_on(struct platform_device *pdev,
				      struct pwm_regulator_data *drvdata,
				      const struct regulator_init_data *init_data)
{ … }

static int pwm_regulator_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id __maybe_unused pwm_of_match[] = …;
MODULE_DEVICE_TABLE(of, pwm_of_match);

static struct platform_driver pwm_regulator_driver = …;

module_platform_driver(…) …;

MODULE_LICENSE(…) …;
MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_ALIAS(…) …;