Commit ceee9dc1 authored by Yoshihiro Shimoda's avatar Yoshihiro Shimoda Committed by Lee Jones
Browse files

regulator: bd9571mwv: Add BD9574MWF support 



Add support for BD9574MWF which is similar chip with BD9571MWV.
Note that we don't support voltage rails VD{09,18,25,33} by this
driver on BD9574. The VD09 voltage could be read from PMIC but that
is not supported by this commit.

Signed-off-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: default avatarMatti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Acked-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 30402f97

drivers/regulator/bd9571mwv-regulator.c

+8 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * ROHM BD9571MWV-M regulator driver

 * ROHM BD9571MWV-M and BD9574MWF-M regulator driver

 *

 * Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@gmail.com>

 *
@@ -9,6 +9,7 @@ 
 * NOTE: VD09 is missing

 */



#include <linux/mfd/rohm-generic.h>

#include <linux/module.h>

#include <linux/of.h>

#include <linux/platform_device.h>
@@ -277,6 +278,7 @@ static int bd9571mwv_regulator_probe(struct platform_device *pdev) 
	struct regulator_dev *rdev;

	unsigned int val;

	int i;

	enum rohm_chip_type chip = platform_get_device_id(pdev)->driver_data;



	bdreg = devm_kzalloc(&pdev->dev, sizeof(*bdreg), GFP_KERNEL);

	if (!bdreg)
@@ -292,6 +294,9 @@ static int bd9571mwv_regulator_probe(struct platform_device *pdev) 
	config.regmap = bdreg->regmap;



	for (i = 0; i < ARRAY_SIZE(regulators); i++) {

		/* BD9574MWF supports DVFS only */

		if (chip == ROHM_CHIP_TYPE_BD9574 && regulators[i].id != DVFS)

			continue;

		rdev = devm_regulator_register(&pdev->dev, &regulators[i],

					       &config);

		if (IS_ERR(rdev)) {
@@ -339,7 +344,8 @@ static int bd9571mwv_regulator_probe(struct platform_device *pdev) 
}



static const struct platform_device_id bd9571mwv_regulator_id_table[] = {

	{ "bd9571mwv-regulator", },

	{ "bd9571mwv-regulator", ROHM_CHIP_TYPE_BD9571 },

	{ "bd9574mwf-regulator", ROHM_CHIP_TYPE_BD9574 },

	{ /* sentinel */ }

};

MODULE_DEVICE_TABLE(platform, bd9571mwv_regulator_id_table);