diff options
| author | Stefan Agner <stefan@agner.ch> | 2016-06-29 08:53:20 +0300 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2016-06-29 12:11:29 +0300 |
| commit | ed6d362d8dbc3494cd98cd771737ea8b1407ed61 (patch) | |
| tree | a46398ad4a312bc99d10f8c7ed58200d796381bf /drivers/regulator | |
| parent | a99ab50dbbb1f982d076d19e0a9959fe2efa3126 (diff) | |
| download | linux-ed6d362d8dbc3494cd98cd771737ea8b1407ed61.tar.xz | |
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: Stefan Agner <stefan@agner.ch>
Reviewed-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/Kconfig | 5 | ||||
| -rw-r--r-- | drivers/regulator/rn5t618-regulator.c | 40 |
2 files changed, 39 insertions, 6 deletions
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index 144cbf5b3e5a..547269416950 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -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" diff --git a/drivers/regulator/rn5t618-regulator.c b/drivers/regulator/rn5t618-regulator.c index b85ceb8ff911..9c930eb68cda 100644 --- a/drivers/regulator/rn5t618-regulator.c +++ b/drivers/regulator/rn5t618-regulator.c @@ -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], + ®ulators[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); } } |