linux/drivers/regulator/rohm-regulator.c

// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2020 ROHM Semiconductors

#include <linux/errno.h>
#include <linux/mfd/rohm-generic.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/regulator/driver.h>

static int set_dvs_level(const struct regulator_desc *desc,
			 struct device_node *np, struct regmap *regmap,
			 char *prop, unsigned int reg, unsigned int mask,
			 unsigned int omask, unsigned int oreg)
{ … }

int rohm_regulator_set_dvs_levels(const struct rohm_dvs_config *dvs,
			  struct device_node *np,
			  const struct regulator_desc *desc,
			  struct regmap *regmap)
{ … }
EXPORT_SYMBOL(…);

/*
 * Few ROHM PMIC ICs have constrains on voltage changing:
 * BD71837 - only buck 1-4 voltages can be changed when they are enabled.
 * Other bucks and all LDOs must be disabled when voltage is changed.
 * BD96801 - LDO voltage levels can be changed when LDOs are disabled.
 */
int rohm_regulator_set_voltage_sel_restricted(struct regulator_dev *rdev,
					      unsigned int sel)
{ … }
EXPORT_SYMBOL_GPL(…);

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