Bindings/sound/mt8186-mt6366-rt1019-rt5682s.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-rt1019-rt5682s.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Mediatek MT8186 with MT6366, RT1019 and RT5682S 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-rt1019-rt5682s-sound
  19       - mediatek,mt8186-mt6366-rt5682s-max98360-sound
  20
  21   mediatek,platform:
  22     $ref: /schemas/types.yaml#/definitions/phandle
  23     description: The phandle of MT8186 ASoC platform.
  24
  25   dmic-gpios:
  26     maxItems: 1
  27     description:
  28       dmic-gpios optional prop for switching between two DMICs.
  29       Ex, the GPIO can control a MUX HW component to select
  30       dmic clk and data form a Front or Rear dmic.
  31
  32   headset-codec:
  33     type: object
  34     additionalProperties: false
  35     properties:
  36       sound-dai:
  37         maxItems: 1
  38     required:
  39       - sound-dai
  40
  41   playback-codecs:
  42     type: object
  43     additionalProperties: false
  44     properties:
  45       sound-dai:
  46         items:
  47           - description: phandle of dp codec
  48           - description: phandle of l channel speaker codec
  49           - description: phandle of r channel speaker codec
  50         minItems: 2
  51     required:
  52       - sound-dai
  53
  54   mediatek,adsp:
  55     $ref: /schemas/types.yaml#/definitions/phandle
  56     description: The phandle of MT8186 ADSP platform.
  57
  58   mediatek,dai-link:
  59     $ref: /schemas/types.yaml#/definitions/string-array
  60     description:
  61       A list of the desired dai-links in the sound card. Each entry is a
  62       name defined in the machine driver.
  63
  64 additionalProperties: false
  65
  66 required:
  67   - compatible
  68   - mediatek,platform
  69   - headset-codec
  70   - playback-codecs
  71
  72 examples:
  73   - |
  74     #include <dt-bindings/gpio/gpio.h>
  75
  76     sound: mt8186-sound {
  77         compatible = "mediatek,mt8186-mt6366-rt1019-rt5682s-sound";
  78         mediatek,platform = <&afe>;
  79         pinctrl-names = "aud_clk_mosi_off",
  80                         "aud_clk_mosi_on",
  81                         "aud_gpio_dmic_sec";
  82         pinctrl-0 = <&aud_clk_mosi_off>;
  83         pinctrl-1 = <&aud_clk_mosi_on>;
  84         pinctrl-2 = <&aud_gpio_dmic_sec>;
  85
  86         dmic-gpios = <&pio 23 GPIO_ACTIVE_HIGH>;
  87
  88         headset-codec {
  89             sound-dai = <&rt5682s>;
  90         };
  91
  92         playback-codecs {
  93              sound-dai = <&it6505dptx>,
  94                          <&rt1019p>;
  95         };
  96     };
  97
  98 ...