Documentation/devicetree/bindings/sound/qcom,wsa883x.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,wsa883x.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Bindings for The Qualcomm WSA8830/WSA8832/WSA8835
   8   smart speaker amplifier
   9
  10 maintainers:
  11   - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  12
  13 description: |
  14   WSA883X is the Qualcomm Aqstic 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: sdw10217020200
  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   vdd-supply:
  30     description: VDD Supply for the Codec
  31
  32   '#thermal-sensor-cells':
  33     const: 0
  34
  35   '#sound-dai-cells':
  36     const: 0
  37
  38 required:
  39   - compatible
  40   - reg
  41   - vdd-supply
  42   - powerdown-gpios
  43   - "#thermal-sensor-cells"
  44   - "#sound-dai-cells"
  45
  46 additionalProperties: false
  47
  48 examples:
  49   - |
  50     soundwire-controller@3250000 {
  51         #address-cells = <2>;
  52         #size-cells = <0>;
  53         reg = <0x3250000 0x2000>;
  54
  55         speaker@0,1 {
  56             compatible = "sdw10217020200";
  57             reg = <0 1>;
  58             powerdown-gpios = <&tlmm 1 0>;
  59             vdd-supply = <&vreg_s10b_1p8>;
  60             #thermal-sensor-cells = <0>;
  61             #sound-dai-cells = <0>;
  62         };
  63
  64         speaker@0,2 {
  65             compatible = "sdw10217020200";
  66             reg = <0 2>;
  67             powerdown-gpios = <&tlmm 89 0>;
  68             vdd-supply = <&vreg_s10b_1p8>;
  69             #thermal-sensor-cells = <0>;
  70             #sound-dai-cells = <0>;
  71         };
  72     };
  73
  74 ...