# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/maxim,max9759.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Maxim MAX9759 Speaker Amplifier maintainers: - Otabek Nazrullaev <otabeknazrullaev1998@gmail.com> properties: compatible: const: maxim,max9759 shutdown-gpios: maxItems: 1 description: the gpio connected to the shutdown pin mute-gpios: maxItems: 1 description: the gpio connected to the mute pin gain-gpios: maxItems: 2 description: the 2 gpios connected to the g1 and g2 pins required: - compatible - shutdown-gpios - mute-gpios - gain-gpios additionalProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> amplifier { compatible = "maxim,max9759"; shutdown-gpios = <&gpio3 20 GPIO_ACTIVE_LOW>; mute-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>; gain-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>, <&gpio3 25 GPIO_ACTIVE_LOW>; };