Documentation/devicetree/bindings/sound/qcom,sm8250.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/qcom,sm8250.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Technologies Inc. SM8250 ASoC sound card driver
   8
   9 maintainers:
  10   - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  11
  12 description:
  13   This bindings describes SC8250 SoC based sound cards
  14   which uses LPASS internal codec for audio.
  15
  16 properties:
  17   compatible:
  18     oneOf:
  19       - const: qcom,sm8250-sndcard
  20       - const: qcom,qrb5165-rb5-sndcard
  21
  22   audio-routing:
  23     $ref: /schemas/types.yaml#/definitions/non-unique-string-array
  24     description:
  25       A list of the connections between audio components. Each entry is a
  26       pair of strings, the first being the connection's sink, the second
  27       being the connection's source. Valid names could be power supplies,
  28       MicBias of codec and the jacks on the board.
  29
  30   model:
  31     $ref: /schemas/types.yaml#/definitions/string
  32     description: User visible long sound card name
  33
  34 patternProperties:
  35   ".*-dai-link$":
  36     description:
  37       Each subnode represents a dai link. Subnodes of each dai links would be
  38       cpu/codec dais.
  39
  40     type: object
  41
  42     properties:
  43       link-name:
  44         description: Indicates dai-link name and PCM stream name.
  45         $ref: /schemas/types.yaml#/definitions/string
  46         maxItems: 1
  47
  48       cpu:
  49         description: Holds subnode which indicates cpu dai.
  50         type: object
  51         properties:
  52           sound-dai: true
  53
  54       platform:
  55         description: Holds subnode which indicates platform dai.
  56         type: object
  57         properties:
  58           sound-dai: true
  59
  60       codec:
  61         description: Holds subnode which indicates codec dai.
  62         type: object
  63         properties:
  64           sound-dai: true
  65
  66     required:
  67       - link-name
  68       - cpu
  69
  70     additionalProperties: false
  71
  72 required:
  73   - compatible
  74   - model
  75
  76 additionalProperties: false
  77
  78 examples:
  79
  80   - |
  81     #include <dt-bindings/sound/qcom,q6afe.h>
  82     #include <dt-bindings/sound/qcom,q6asm.h>
  83     sound {
  84         compatible = "qcom,qrb5165-rb5-sndcard";
  85         model = "Qualcomm-qrb5165-RB5-WSA8815-Speakers-DMIC0";
  86         audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT",
  87                     "SpkrRight IN", "WSA_SPK2 OUT",
  88                     "VA DMIC0", "vdd-micb",
  89                     "VA DMIC1", "vdd-micb",
  90                     "MM_DL1",  "MultiMedia1 Playback",
  91                     "MM_DL2",  "MultiMedia2 Playback",
  92                     "MultiMedia3 Capture", "MM_UL3";
  93
  94         mm1-dai-link {
  95             link-name = "MultiMedia0";
  96             cpu {
  97                 sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA1>;
  98             };
  99         };
 100
 101         mm2-dai-link {
 102             link-name = "MultiMedia2";
 103             cpu {
 104                 sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA2>;
 105             };
 106         };
 107
 108         mm3-dai-link {
 109             link-name = "MultiMedia3";
 110             cpu {
 111                 sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA3>;
 112             };
 113         };
 114
 115         hdmi-dai-link {
 116             link-name = "HDMI Playback";
 117             cpu {
 118                 sound-dai = <&q6afedai TERTIARY_MI2S_RX>;
 119             };
 120
 121             platform {
 122                 sound-dai = <&q6routing>;
 123             };
 124
 125             codec {
 126                 sound-dai = <&lt9611_codec 0>;
 127             };
 128         };
 129
 130         wsa-dai-link {
 131             link-name = "WSA Playback";
 132             cpu {
 133                 sound-dai = <&q6afedai WSA_CODEC_DMA_RX_0>;
 134             };
 135
 136             platform {
 137                 sound-dai = <&q6routing>;
 138             };
 139
 140             codec {
 141                 sound-dai = <&left_spkr>, <&right_spkr>, <&swr0 0>, <&wsamacro>;
 142             };
 143         };
 144
 145         va-dai-link {
 146             link-name = "VA Capture";
 147             cpu {
 148                 sound-dai = <&q6afedai VA_CODEC_DMA_TX_0>;
 149             };
 150
 151             platform {
 152                 sound-dai = <&q6routing>;
 153             };
 154
 155             codec {
 156                 sound-dai = <&vamacro 0>;
 157             };
 158         };
 159     };