linux/drivers/regulator/ad5398.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Voltage and current regulation for AD5398 and AD5821
 *
 * Copyright 2010 Analog Devices Inc.
 *
 * Enter bugs at http://blackfin.uclinux.org/
 */

#include <linux/module.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>

#define AD5398_CURRENT_EN_MASK …

struct ad5398_chip_info { … };

static int ad5398_calc_current(struct ad5398_chip_info *chip,
	unsigned selector)
{ … }

static int ad5398_read_reg(struct i2c_client *client, unsigned short *data)
{ … }

static int ad5398_write_reg(struct i2c_client *client, const unsigned short data)
{ … }

static int ad5398_get_current_limit(struct regulator_dev *rdev)
{ … }

static int ad5398_set_current_limit(struct regulator_dev *rdev, int min_uA, int max_uA)
{ … }

static int ad5398_is_enabled(struct regulator_dev *rdev)
{ … }

static int ad5398_enable(struct regulator_dev *rdev)
{ … }

static int ad5398_disable(struct regulator_dev *rdev)
{ … }

static const struct regulator_ops ad5398_ops = …;

static const struct regulator_desc ad5398_reg = …;

struct ad5398_current_data_format { … };

static const struct ad5398_current_data_format df_10_4_120 = …;

static const struct i2c_device_id ad5398_id[] = …;
MODULE_DEVICE_TABLE(i2c, ad5398_id);

static int ad5398_probe(struct i2c_client *client)
{ … }

static struct i2c_driver ad5398_driver = …;

static int __init ad5398_init(void)
{ … }
subsys_initcall(ad5398_init);

static void __exit ad5398_exit(void)
{ … }
module_exit(ad5398_exit);

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