Commit ed6d362d authored by Stefan Agner's avatar Stefan Agner Committed by Lee Jones

regulator: rn5t618: Add RN5T567 PMIC support

Extend the driver to support Ricoh RN5T567. Support the additional
DCDC and slightly different voltage range of LDORTC1.
Signed-off-by: default avatarStefan Agner <stefan@agner.ch>
Reviewed-by: default avatarMarcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent a99ab50d
......@@ -636,10 +636,11 @@ config REGULATOR_RK808
outputs which can be controlled by i2c communication.
config REGULATOR_RN5T618
tristate "Ricoh RN5T618 voltage regulators"
tristate "Ricoh RN5T567/618 voltage regulators"
depends on MFD_RN5T618
help
Say y here to support the regulators found on Ricoh RN5T618 PMIC.
Say y here to support the regulators found on Ricoh RN5T567 or
RN5T618 PMIC.
config REGULATOR_RT5033
tristate "Richtek RT5033 Regulators"
......
......@@ -46,6 +46,23 @@ static struct regulator_ops rn5t618_reg_ops = {
.vsel_mask = (vmask), \
}
static struct regulator_desc rn5t567_regulators[] = {
/* DCDC */
REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
REG(DCDC3, DC3CTL, BIT(0), DC3DAC, 0xff, 600000, 3500000, 12500),
REG(DCDC4, DC4CTL, BIT(0), DC4DAC, 0xff, 600000, 3500000, 12500),
/* LDO */
REG(LDO1, LDOEN1, BIT(0), LDO1DAC, 0x7f, 900000, 3500000, 25000),
REG(LDO2, LDOEN1, BIT(1), LDO2DAC, 0x7f, 900000, 3500000, 25000),
REG(LDO3, LDOEN1, BIT(2), LDO3DAC, 0x7f, 600000, 3500000, 25000),
REG(LDO4, LDOEN1, BIT(3), LDO4DAC, 0x7f, 900000, 3500000, 25000),
REG(LDO5, LDOEN1, BIT(4), LDO5DAC, 0x7f, 900000, 3500000, 25000),
/* LDO RTC */
REG(LDORTC1, LDOEN2, BIT(4), LDORTCDAC, 0x7f, 1200000, 3500000, 25000),
REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
};
static struct regulator_desc rn5t618_regulators[] = {
/* DCDC */
REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
......@@ -67,18 +84,33 @@ static int rn5t618_regulator_probe(struct platform_device *pdev)
struct rn5t618 *rn5t618 = dev_get_drvdata(pdev->dev.parent);
struct regulator_config config = { };
struct regulator_dev *rdev;
struct regulator_desc *regulators;
int i;
switch (rn5t618->variant) {
case RN5T567:
regulators = rn5t567_regulators;
break;
case RN5T618:
regulators = rn5t618_regulators;
break;
default:
return -EINVAL;
}
config.dev = pdev->dev.parent;
config.regmap = rn5t618->regmap;
for (i = 0; i < RN5T618_REG_NUM; i++) {
config.dev = pdev->dev.parent;
config.regmap = rn5t618->regmap;
if (!regulators[i].name)
continue;
rdev = devm_regulator_register(&pdev->dev,
&rn5t618_regulators[i],
&regulators[i],
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register %s regulator\n",
rn5t618_regulators[i].name);
regulators[i].name);
return PTR_ERR(rdev);
}
}
......
......@@ -217,6 +217,7 @@ enum {
RN5T618_DCDC1,
RN5T618_DCDC2,
RN5T618_DCDC3,
RN5T618_DCDC4,
RN5T618_LDO1,
RN5T618_LDO2,
RN5T618_LDO3,
......
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