Based on kernel version 6.13
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/qcom,sm8250.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Qualcomm Technologies Inc. ASoC sound card drivers maintainers: - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> description: This bindings describes Qualcomm SoC based sound cards which uses LPASS internal codec for audio. properties: compatible: oneOf: - items: - enum: - lenovo,yoga-c630-sndcard - qcom,db845c-sndcard - const: qcom,sdm845-sndcard - items: - enum: - qcom,sm8550-sndcard - qcom,sm8650-sndcard - qcom,sm8750-sndcard - const: qcom,sm8450-sndcard - enum: - qcom,apq8096-sndcard - qcom,qcm6490-idp-sndcard - qcom,qcs6490-rb3gen2-sndcard - qcom,qrb4210-rb2-sndcard - qcom,qrb5165-rb5-sndcard - qcom,sc7180-qdsp6-sndcard - qcom,sc8280xp-sndcard - qcom,sdm845-sndcard - qcom,sm8250-sndcard - qcom,sm8450-sndcard - qcom,x1e80100-sndcard audio-routing: $ref: /schemas/types.yaml#/definitions/non-unique-string-array description: A list of the connections between audio components. Each entry is a pair of strings, the first being the connection's sink, the second being the connection's source. Valid names could be power supplies, MicBias of codec and the jacks on the board. aux-devs: $ref: /schemas/types.yaml#/definitions/phandle-array description: | List of phandles pointing to auxiliary devices, such as amplifiers, to be added to the sound card. model: $ref: /schemas/types.yaml#/definitions/string description: User visible long sound card name patternProperties: ".*-dai-link$": description: Each subnode represents a dai link. Subnodes of each dai links would be cpu/codec dais. type: object properties: link-name: description: Indicates dai-link name and PCM stream name. $ref: /schemas/types.yaml#/definitions/string maxItems: 1 cpu: description: Holds subnode which indicates cpu dai. type: object additionalProperties: false properties: sound-dai: maxItems: 1 platform: description: Holds subnode which indicates platform dai. type: object additionalProperties: false properties: sound-dai: maxItems: 1 codec: description: Holds subnode which indicates codec dai. type: object additionalProperties: false properties: sound-dai: minItems: 1 maxItems: 8 required: - link-name - cpu additionalProperties: false required: - compatible - model additionalProperties: false examples: - | #include <dt-bindings/sound/qcom,q6afe.h> #include <dt-bindings/sound/qcom,q6asm.h> sound { compatible = "qcom,qrb5165-rb5-sndcard"; model = "Qualcomm-qrb5165-RB5-WSA8815-Speakers-DMIC0"; audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT", "SpkrRight IN", "WSA_SPK2 OUT", "VA DMIC0", "vdd-micb", "VA DMIC1", "vdd-micb"; mm1-dai-link { link-name = "MultiMedia0"; cpu { sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>; }; }; mm2-dai-link { link-name = "MultiMedia2"; cpu { sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA2>; }; }; mm3-dai-link { link-name = "MultiMedia3"; cpu { sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA3>; }; }; hdmi-dai-link { link-name = "HDMI Playback"; cpu { sound-dai = <&q6afedai TERTIARY_MI2S_RX>; }; platform { sound-dai = <&q6routing>; }; codec { sound-dai = <<9611_codec 0>; }; }; wsa-dai-link { link-name = "WSA Playback"; cpu { sound-dai = <&q6afedai WSA_CODEC_DMA_RX_0>; }; platform { sound-dai = <&q6routing>; }; codec { sound-dai = <&left_spkr>, <&right_spkr>, <&swr0 0>, <&wsamacro>; }; }; va-dai-link { link-name = "VA Capture"; cpu { sound-dai = <&q6afedai VA_CODEC_DMA_TX_0>; }; platform { sound-dai = <&q6routing>; }; codec { sound-dai = <&vamacro 0>; }; }; }; |