Documentation/devicetree/bindings/sound/google,sc7280-herobrine.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/google,sc7280-herobrine.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Google SC7280-Herobrine ASoC sound card driver
   8
   9 maintainers:
  10   - Judy Hsiao <judyhsiao@chromium.org>
  11
  12 description:
  13   This binding describes the SC7280 sound card which uses LPASS for audio.
  14
  15 allOf:
  16   - $ref: sound-card-common.yaml#
  17
  18 properties:
  19   compatible:
  20     enum:
  21       - google,sc7280-herobrine
  22
  23   "#address-cells":
  24     const: 1
  25
  26   "#size-cells":
  27     const: 0
  28
  29 patternProperties:
  30   "^dai-link@[0-9a-f]$":
  31     description:
  32       Each subnode represents a dai link. Subnodes of each dai links would be
  33       cpu/codec dais.
  34
  35     type: object
  36
  37     properties:
  38       link-name:
  39         description: Indicates dai-link name and PCM stream name.
  40         $ref: /schemas/types.yaml#/definitions/string
  41         maxItems: 1
  42
  43       reg:
  44         maxItems: 1
  45         description: dai link address.
  46
  47       cpu:
  48         description: Holds subnode which indicates cpu dai.
  49         type: object
  50         properties:
  51           sound-dai: true
  52
  53         required:
  54           - sound-dai
  55
  56         additionalProperties: false
  57
  58       codec:
  59         description: Holds subnode which indicates codec dai.
  60         type: object
  61         properties:
  62           sound-dai: true
  63
  64         required:
  65           - sound-dai
  66
  67         additionalProperties: false
  68
  69       platform:
  70         description: Holds subnode which includes the phandle of q6apm platform device.
  71         type: object
  72         properties:
  73           sound-dai:
  74             maxItems: 1
  75
  76         required:
  77           - sound-dai
  78
  79         additionalProperties: false
  80
  81     required:
  82       - link-name
  83       - cpu
  84       - codec
  85       - reg
  86
  87     additionalProperties: false
  88
  89 required:
  90   - compatible
  91   - "#address-cells"
  92   - "#size-cells"
  93
  94 unevaluatedProperties: false
  95
  96 examples:
  97
  98   - |
  99     #include <dt-bindings/sound/qcom,lpass.h>
 100     sound {
 101         compatible = "google,sc7280-herobrine";
 102         model = "sc7280-wcd938x-max98360a-4dmic";
 103
 104         audio-routing =
 105             "IN1_HPHL", "HPHL_OUT",
 106             "IN2_HPHR", "HPHR_OUT",
 107             "AMIC1", "MIC BIAS1",
 108             "AMIC2", "MIC BIAS2",
 109             "VA DMIC0", "MIC BIAS3",
 110             "VA DMIC1", "MIC BIAS3",
 111             "VA DMIC2", "MIC BIAS4",
 112             "VA DMIC3", "MIC BIAS4",
 113             "TX SWR_ADC0", "ADC1_OUTPUT",
 114             "TX SWR_ADC1", "ADC2_OUTPUT",
 115             "TX SWR_ADC2", "ADC3_OUTPUT",
 116             "TX SWR_DMIC0", "DMIC1_OUTPUT",
 117             "TX SWR_DMIC1", "DMIC2_OUTPUT",
 118             "TX SWR_DMIC2", "DMIC3_OUTPUT",
 119             "TX SWR_DMIC3", "DMIC4_OUTPUT";
 120
 121         #address-cells = <1>;
 122         #size-cells = <0>;
 123
 124         dai-link@0 {
 125             link-name = "WCD Playback";
 126             reg = <LPASS_CDC_DMA_RX0>;
 127             cpu {
 128                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_RX0>;
 129             };
 130
 131             codec {
 132                 sound-dai = <&wcd938x 0>, <&swr0 0>, <&rxmacro 0>;
 133             };
 134         };
 135         dai-link@1 {
 136             link-name = "WCD Capture";
 137             reg = <LPASS_CDC_DMA_TX3>;
 138             cpu {
 139                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_TX3>;
 140             };
 141
 142             codec {
 143                 sound-dai = <&wcd938x 1>, <&swr1 0>, <&txmacro 0>;
 144             };
 145         };
 146
 147         dai-link@2 {
 148             link-name = "MI2S Playback";
 149             reg = <MI2S_SECONDARY>;
 150             cpu {
 151                 sound-dai = <&lpass_cpu MI2S_SECONDARY>;
 152             };
 153
 154             codec {
 155                 sound-dai = <&max98360a>;
 156             };
 157         };
 158
 159         dai-link@3 {
 160             link-name = "DMIC Capture";
 161             reg = <LPASS_CDC_DMA_VA_TX0>;
 162             cpu {
 163                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_VA_TX0>;
 164             };
 165
 166             codec {
 167                 sound-dai = <&vamacro 0>;
 168             };
 169         };
 170
 171         dai-link@5 {
 172             link-name = "DP Playback";
 173             reg = <LPASS_DP_RX>;
 174             cpu {
 175                 sound-dai = <&lpass_cpu LPASS_DP_RX>;
 176             };
 177
 178             codec {
 179                 sound-dai = <&mdss_dp>;
 180             };
 181         };
 182     };