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regulator: bd9571mwv: Add BD9574MWF support

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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: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Yoshihiro Shimoda
2021-01-12 18:01:00 +09:00
committed by Lee Jones
parent 30402f97f9
commit ceee9dc13b
1 changed files with 8 additions and 2 deletions
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10
drivers/regulator/bd9571mwv-regulator.c
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@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 // 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> * Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@gmail.com>
* *
@@ -9,6 +9,7 @@
* NOTE: VD09 is missing * NOTE: VD09 is missing
*/ */
#include <linux/mfd/rohm-generic.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/of.h> #include <linux/of.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
@@ -277,6 +278,7 @@ static int bd9571mwv_regulator_probe(struct platform_device *pdev)
struct regulator_dev *rdev; struct regulator_dev *rdev;
unsigned int val; unsigned int val;
int i; int i;
enum rohm_chip_type chip = platform_get_device_id(pdev)->driver_data;
bdreg = devm_kzalloc(&pdev->dev, sizeof(*bdreg), GFP_KERNEL); bdreg = devm_kzalloc(&pdev->dev, sizeof(*bdreg), GFP_KERNEL);
if (!bdreg) if (!bdreg)
@@ -292,6 +294,9 @@ static int bd9571mwv_regulator_probe(struct platform_device *pdev)
config.regmap = bdreg->regmap; config.regmap = bdreg->regmap;
for (i = 0; i < ARRAY_SIZE(regulators); i++) { 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], rdev = devm_regulator_register(&pdev->dev, &regulators[i],
&config); &config);
if (IS_ERR(rdev)) { 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[] = { 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 */ } { /* sentinel */ }
}; };
MODULE_DEVICE_TABLE(platform, bd9571mwv_regulator_id_table); MODULE_DEVICE_TABLE(platform, bd9571mwv_regulator_id_table);