Documentation/devicetree/bindings/sound/mt8186-mt6366-da7219-max98357.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/mt8186-mt6366-da7219-max98357.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Mediatek MT8186 with MT6366, DA7219 and MAX98357 ASoC sound card driver
   8
   9 maintainers:
  10   - Jiaxin Yu <jiaxin.yu@mediatek.com>
  11
  12 description:
  13   This binding describes the MT8186 sound card.
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - mediatek,mt8186-mt6366-da7219-max98357-sound
  19
  20   mediatek,platform:
  21     $ref: "/schemas/types.yaml#/definitions/phandle"
  22     description: The phandle of MT8186 ASoC platform.
  23
  24   headset-codec:
  25     type: object
  26     additionalProperties: false
  27     properties:
  28       sound-dai:
  29         maxItems: 1
  30     required:
  31       - sound-dai
  32
  33   playback-codecs:
  34     type: object
  35     additionalProperties: false
  36     properties:
  37       sound-dai:
  38         items:
  39           - description: phandle of dp codec
  40           - description: phandle of l channel speaker codec
  41           - description: phandle of r channel speaker codec
  42         minItems: 2
  43     required:
  44       - sound-dai
  45
  46   mediatek,adsp:
  47     $ref: /schemas/types.yaml#/definitions/phandle
  48     description: The phandle of MT8186 ADSP platform.
  49
  50   mediatek,dai-link:
  51     $ref: /schemas/types.yaml#/definitions/string-array
  52     description:
  53       A list of the desired dai-links in the sound card. Each entry is a
  54       name defined in the machine driver.
  55
  56 additionalProperties: false
  57
  58 required:
  59   - compatible
  60   - mediatek,platform
  61   - headset-codec
  62   - playback-codecs
  63
  64 examples:
  65   - |
  66
  67     sound: mt8186-sound {
  68         compatible = "mediatek,mt8186-mt6366-da7219-max98357-sound";
  69         mediatek,platform = <&afe>;
  70         pinctrl-names = "aud_clk_mosi_off",
  71                         "aud_clk_mosi_on";
  72         pinctrl-0 = <&aud_clk_mosi_off>;
  73         pinctrl-1 = <&aud_clk_mosi_on>;
  74
  75         headset-codec {
  76             sound-dai = <&da7219>;
  77         };
  78
  79         playback-codecs {
  80             sound-dai = <&anx_bridge_dp>,
  81                         <&max98357a>;
  82         };
  83     };
  84
  85 ...