From: Weidong Wang wangweidong.a@awinic.com
Add a DT schema for describing Awinic AW883xx audio amplifiers. They are controlled using I2C.
Signed-off-by: Weidong Wang wangweidong.a@awinic.com --- .../bindings/sound/awinic,aw883xx.yaml | 62 +++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/awinic,aw883xx.yaml
diff --git a/Documentation/devicetree/bindings/sound/awinic,aw883xx.yaml b/Documentation/devicetree/bindings/sound/awinic,aw883xx.yaml new file mode 100644 index 000000000000..04cdcf25a6d4 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/awinic,aw883xx.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/awinic,aw883xx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Awinic AW883xx Smart Audio Amplifier + +maintainers: + - Stephan Gerhold stephan@gerhold.net + +description: + The Awinic AW883XX is an I2S/TDM input, high efficiency + digital Smart K audio amplifier with an integrated 10.25V + smart boost convert. + +allOf: + - $ref: name-prefix.yaml# + +properties: + compatible: + const: awinic,aw883xx_smartpa + + reg: + description: + The I2C address of the device for I2C + maxItems: 1 + + reset-gpios: + description: + Reset pin of aw883xx chip + maxItems: 1 + + sound-channel: + description: + Number of sound channels of the aw883xx chip + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + default: 0 + + sound-name-prefix: true + +required: + - compatible + - reg + - reset-gpios + - sound-channel + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + audio-codec@34 { + compatible = "awinic,aw883xx_smartpa"; + reg = <0x34>; + reset-gpios = <&gpio 92 GPIO_ACTIVE_LOW>; + sound-channel = <0>; + }; + };