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| author | Duje Mihanović <duje@dujemihanovic.xyz> | 2026-06-13 16:20:55 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2026-09-25 18:46:08 +0100 |
| commit | 3fe744bac408579c1d65e2d70b4c04d0c3818008 (patch) | |
| tree | e57a4099ea75c48e9cc50615bf21eb78624d7f93 /drivers/regulator | |
| parent | 9048d2416b0923e88c07db585fd47034c6b95dad (diff) | |
| download | linux-next-3fe744bac408579c1d65e2d70b4c04d0c3818008.tar.gz linux-next-3fe744bac408579c1d65e2d70b4c04d0c3818008.zip | |
regulator: 88pm886: Add Vbus regulator
Add support for the PMIC's Vbus regulator. This regulator is mandatory
for USB OTG support on boards using the PMIC.
Reviewed-by: Karel Balej <balejk@matfyz.cz>
Signed-off-by: Duje Mihanović <duje@dujemihanovic.xyz>
Link: https://patch.msgid.link/20260613-88pm886-vbus-v2-3-021dfb02c6bb@dujemihanovic.xyz
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/88pm886-regulator.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/regulator/88pm886-regulator.c b/drivers/regulator/88pm886-regulator.c index 7328cd1cf265..1961a7968982 100644 --- a/drivers/regulator/88pm886-regulator.c +++ b/drivers/regulator/88pm886-regulator.c @@ -337,6 +337,25 @@ static struct regulator_desc pm886_regulators[] = { }, }; +static const struct linear_range pm886_vbus_volt_ranges[] = { + REGULATOR_LINEAR_RANGE(3750000, 0, 7, 250000) +}; + +static struct regulator_desc pm886_vbus_regulator = { + .name = "vbus", + .regulators_node = "regulators", + .of_match = "vbus", + .ops = &pm886_buck_ops, + .type = REGULATOR_VOLTAGE, + .n_voltages = 8, + .linear_ranges = pm886_vbus_volt_ranges, + .n_linear_ranges = ARRAY_SIZE(pm886_vbus_volt_ranges), + .vsel_reg = PM886_REG_BOOST_CONFIG1, + .vsel_mask = PM886_REG_BOOST_MASK, + .enable_reg = PM886_REG_BATTERY_CONFIG1, + .enable_mask = PM886_REG_VBUS_EN, +}; + static int pm886_regulator_probe(struct platform_device *pdev) { struct pm886_chip *chip = dev_get_drvdata(pdev->dev.parent); @@ -369,6 +388,13 @@ static int pm886_regulator_probe(struct platform_device *pdev) "Failed to register %s\n", rdesc->name); } + rcfg.regmap = chip->regmap_battery; + rdesc = &pm886_vbus_regulator; + rdev = devm_regulator_register(dev, rdesc, &rcfg); + if (IS_ERR(rdev)) + return dev_err_probe(dev, PTR_ERR(rdev), + "Failed to register %s\n", rdesc->name); + return 0; } |