Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/qcom,wsa881x.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Bindings for Qualcomm WSA8810/WSA8815 Class-D Smart Speaker Amplifier
   8
   9 maintainers:
  10   - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  11
  12 description: |
  13   WSA8810 is a class-D smart speaker amplifier and WSA8815
  14   is a high-output power class-D smart speaker amplifier.
  15   Their primary operating mode uses a SoundWire digital audio
  16   interface. This binding is for SoundWire interface.
  17
  18 properties:
  19   compatible:
  20     const: sdw10217201000
  21
  22   reg:
  23     maxItems: 1
  24
  25   powerdown-gpios:
  26     description: GPIO spec for Powerdown/Shutdown line to use
  27     maxItems: 1
  28
  29   '#thermal-sensor-cells':
  30     const: 0
  31
  32   '#sound-dai-cells':
  33     const: 0
  34
  35 required:
  36   - compatible
  37   - reg
  38   - powerdown-gpios
  39   - "#thermal-sensor-cells"
  40   - "#sound-dai-cells"
  41
  42 additionalProperties: false
  43
  44 examples:
  45   - |
  46     soundwire@c2d0000 {
  47         #address-cells = <2>;
  48         #size-cells = <0>;
  49         reg = <0x0c2d0000 0x2000>;
  50
  51         speaker@0,1 {
  52             compatible = "sdw10217201000";
  53             reg = <0 1>;
  54             powerdown-gpios = <&wcdpinctrl 2 0>;
  55             #thermal-sensor-cells = <0>;
  56             #sound-dai-cells = <0>;
  57         };
  58
  59         speaker@0,2 {
  60             compatible = "sdw10217201000";
  61             reg = <0 2>;
  62             powerdown-gpios = <&wcdpinctrl 2 0>;
  63             #thermal-sensor-cells = <0>;
  64             #sound-dai-cells = <0>;
  65         };
  66     };
  67
  68 ...