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   - Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
  11   - Judy Hsiao <judyhsiao@chromium.org>
  12
  13 description:
  14   This binding describes the SC7280 sound card which uses LPASS for audio.
  15
  16 allOf:
  17   - $ref: sound-card-common.yaml#
  18
  19 properties:
  20   compatible:
  21     enum:
  22       - google,sc7280-herobrine
  23
  24   "#address-cells":
  25     const: 1
  26
  27   "#size-cells":
  28     const: 0
  29
  30 patternProperties:
  31   "^dai-link@[0-9a-f]$":
  32     description:
  33       Each subnode represents a dai link. Subnodes of each dai links would be
  34       cpu/codec dais.
  35
  36     type: object
  37
  38     properties:
  39       link-name:
  40         description: Indicates dai-link name and PCM stream name.
  41         $ref: /schemas/types.yaml#/definitions/string
  42         maxItems: 1
  43
  44       reg:
  45         maxItems: 1
  46         description: dai link address.
  47
  48       cpu:
  49         description: Holds subnode which indicates cpu dai.
  50         type: object
  51         properties:
  52           sound-dai: true
  53
  54         required:
  55           - sound-dai
  56
  57         additionalProperties: false
  58
  59       codec:
  60         description: Holds subnode which indicates codec dai.
  61         type: object
  62         properties:
  63           sound-dai: true
  64
  65         required:
  66           - sound-dai
  67
  68         additionalProperties: false
  69
  70       platform:
  71         description: Holds subnode which includes the phandle of q6apm platform device.
  72         type: object
  73         properties:
  74           sound-dai:
  75             maxItems: 1
  76
  77         required:
  78           - sound-dai
  79
  80         additionalProperties: false
  81
  82     required:
  83       - link-name
  84       - cpu
  85       - codec
  86       - reg
  87
  88     additionalProperties: false
  89
  90 required:
  91   - compatible
  92   - "#address-cells"
  93   - "#size-cells"
  94
  95 unevaluatedProperties: false
  96
  97 examples:
  98
  99   - |
 100     #include <dt-bindings/sound/qcom,lpass.h>
 101     sound {
 102         compatible = "google,sc7280-herobrine";
 103         model = "sc7280-wcd938x-max98360a-4dmic";
 104
 105         audio-routing =
 106             "IN1_HPHL", "HPHL_OUT",
 107             "IN2_HPHR", "HPHR_OUT",
 108             "AMIC1", "MIC BIAS1",
 109             "AMIC2", "MIC BIAS2",
 110             "VA DMIC0", "MIC BIAS3",
 111             "VA DMIC1", "MIC BIAS3",
 112             "VA DMIC2", "MIC BIAS4",
 113             "VA DMIC3", "MIC BIAS4",
 114             "TX SWR_ADC0", "ADC1_OUTPUT",
 115             "TX SWR_ADC1", "ADC2_OUTPUT",
 116             "TX SWR_ADC2", "ADC3_OUTPUT",
 117             "TX SWR_DMIC0", "DMIC1_OUTPUT",
 118             "TX SWR_DMIC1", "DMIC2_OUTPUT",
 119             "TX SWR_DMIC2", "DMIC3_OUTPUT",
 120             "TX SWR_DMIC3", "DMIC4_OUTPUT";
 121
 122         #address-cells = <1>;
 123         #size-cells = <0>;
 124
 125         dai-link@0 {
 126             link-name = "WCD Playback";
 127             reg = <LPASS_CDC_DMA_RX0>;
 128             cpu {
 129                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_RX0>;
 130             };
 131
 132             codec {
 133                 sound-dai = <&wcd938x 0>, <&swr0 0>, <&rxmacro 0>;
 134             };
 135         };
 136         dai-link@1 {
 137             link-name = "WCD Capture";
 138             reg = <LPASS_CDC_DMA_TX3>;
 139             cpu {
 140                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_TX3>;
 141             };
 142
 143             codec {
 144                 sound-dai = <&wcd938x 1>, <&swr1 0>, <&txmacro 0>;
 145             };
 146         };
 147
 148         dai-link@2 {
 149             link-name = "MI2S Playback";
 150             reg = <MI2S_SECONDARY>;
 151             cpu {
 152                 sound-dai = <&lpass_cpu MI2S_SECONDARY>;
 153             };
 154
 155             codec {
 156                 sound-dai = <&max98360a>;
 157             };
 158         };
 159
 160         dai-link@3 {
 161             link-name = "DMIC Capture";
 162             reg = <LPASS_CDC_DMA_VA_TX0>;
 163             cpu {
 164                 sound-dai = <&lpass_cpu LPASS_CDC_DMA_VA_TX0>;
 165             };
 166
 167             codec {
 168                 sound-dai = <&vamacro 0>;
 169             };
 170         };
 171
 172         dai-link@5 {
 173             link-name = "DP Playback";
 174             reg = <LPASS_DP_RX>;
 175             cpu {
 176                 sound-dai = <&lpass_cpu LPASS_DP_RX>;
 177             };
 178
 179             codec {
 180                 sound-dai = <&mdss_dp>;
 181             };
 182         };
 183     };