The max77838 is a pmic, containing a BUCK regulator and 4 LDOs. It's primarily used in the Samsung Galaxy S7 lineup and is accessed over I2C. Document it. Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx> --- .../bindings/regulator/maxim,max77838.yaml | 68 +++++++++++++++++++ MAINTAINERS | 6 ++ 2 files changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/maxim,max77838.yaml diff --git a/Documentation/devicetree/bindings/regulator/maxim,max77838.yaml b/Documentation/devicetree/bindings/regulator/maxim,max77838.yaml new file mode 100644 index 000000000..bed36af54 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/maxim,max77838.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/maxim,max77838.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim Integrated MAX77838 PMIC + +maintainers: + - Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx> + +properties: + $nodename: + pattern: "pmic@[0-9a-f]{1,2}" + compatible: + enum: + - maxim,max77838 + + reg: + maxItems: 1 + + regulators: + type: object + $ref: regulator.yaml# + description: | + list of regulators provided by this controller, must be named + after their hardware counterparts ldo[1-4] and buck + + properties: + buck: + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + + patternProperties: + "^ldo([1-4])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + + additionalProperties: false + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@60 { + compatible = "maxim,max77838"; + reg = <0x60>; + + regulators { + ldo2 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + }; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index fed6cd812..a4916a178 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -15061,6 +15061,12 @@ F: Documentation/devicetree/bindings/*/*max77802.yaml F: drivers/regulator/max77802-regulator.c F: include/dt-bindings/*/*max77802.h +MAXIM MAX77838 PMIC REGULATOR DEVICE DRIVER +M: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx> +L: linux-kernel@xxxxxxxxxxxxxxx +S: Maintained +F: Documentation/devicetree/bindings/regulator/maxim,max77838.yaml + MAXIM MAX77976 BATTERY CHARGER M: Luca Ceresoli <luca@xxxxxxxxxxxxxxxx> S: Supported -- 2.43.0
