# SPDX-License-Identifier: GPL-2.0 %YAML 1.2 --- $id: http://devicetree.org/schemas/power/supply/maxim,max8903.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Maxim Semiconductor MAX8903 Battery Charger maintainers: - Sebastian Reichel <sre@kernel.org> allOf: - $ref: power-supply.yaml# properties: compatible: const: maxim,max8903 dok-gpios: maxItems: 1 description: Valid DC power has been detected (active low, input) uok-gpios: maxItems: 1 description: Valid USB power has been detected (active low, input) cen-gpios: maxItems: 1 description: Charge enable pin (active low, output) chg-gpios: maxItems: 1 description: Charger status pin (active low, input) flt-gpios: maxItems: 1 description: Fault pin (active low, output) dcm-gpios: maxItems: 1 description: Current limit mode setting (DC=1 or USB=0, output) usus-gpios: maxItems: 1 description: USB suspend pin (active high, output) required: - compatible anyOf: - required: - dok-gpios - required: - uok-gpios additionalProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> charger { compatible = "maxim,max8903"; dok-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; flt-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>; chg-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; cen-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; };