Documentation/devicetree/bindings/sound/ak4642.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/ak4642.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: AK4642 I2C transmitter Device Tree Bindings
   8
   9 maintainers:
  10   - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - asahi-kasei,ak4642
  16       - asahi-kasei,ak4643
  17       - asahi-kasei,ak4648
  18
  19   reg:
  20     maxItems: 1
  21
  22   "#clock-cells":
  23     const: 0
  24   "#sound-dai-cells":
  25     const: 0
  26
  27   clocks:
  28     maxItems: 1
  29
  30   clock-frequency:
  31     description: common clock binding; frequency of MCKO
  32     $ref: /schemas/types.yaml#/definitions/uint32
  33
  34   clock-output-names:
  35     description: common clock name
  36     $ref: /schemas/types.yaml#/definitions/string
  37
  38 required:
  39   - compatible
  40   - reg
  41
  42 additionalProperties: false
  43
  44 examples:
  45   - |
  46     i2c {
  47         #address-cells = <1>;
  48         #size-cells = <0>;
  49         ak4643: codec@12 {
  50             compatible = "asahi-kasei,ak4643";
  51             #sound-dai-cells = <0>;
  52             reg = <0x12>;
  53             #clock-cells = <0>;
  54             clocks = <&audio_clock>;
  55             clock-frequency = <12288000>;
  56             clock-output-names = "ak4643_mcko";
  57         };
  58     };