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: 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 allOf:
  19   - $ref: dai-common.yaml#
  20
  21 properties:
  22   compatible:
  23     const: sdw10217201000
  24
  25   reg:
  26     maxItems: 1
  27
  28   powerdown-gpios:
  29     description: GPIO spec for Powerdown/Shutdown line to use
  30     maxItems: 1
  31
  32   '#thermal-sensor-cells':
  33     const: 0
  34
  35   '#sound-dai-cells':
  36     const: 0
  37
  38 required:
  39   - compatible
  40   - reg
  41   - powerdown-gpios
  42   - "#thermal-sensor-cells"
  43   - "#sound-dai-cells"
  44
  45 unevaluatedProperties: false
  46
  47 examples:
  48   - |
  49     soundwire@c2d0000 {
  50         #address-cells = <2>;
  51         #size-cells = <0>;
  52         reg = <0x0c2d0000 0x2000>;
  53
  54         speaker@0,1 {
  55             compatible = "sdw10217201000";
  56             reg = <0 1>;
  57             powerdown-gpios = <&wcdpinctrl 2 0>;
  58             #thermal-sensor-cells = <0>;
  59             #sound-dai-cells = <0>;
  60         };
  61
  62         speaker@0,2 {
  63             compatible = "sdw10217201000";
  64             reg = <0 2>;
  65             powerdown-gpios = <&wcdpinctrl 2 0>;
  66             #thermal-sensor-cells = <0>;
  67             #sound-dai-cells = <0>;
  68         };
  69     };
  70
  71 ...