138 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/sound/google,sc7180-trogdor.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Google SC7180-Trogdor ASoC sound card driver8 9maintainers:10 - Rohit kumar <quic_rohkumar@quicinc.com>11 - Cheng-Yi Chiang <cychiang@chromium.org>12 13description:14 This binding describes the SC7180 sound card which uses LPASS for audio.15 16allOf:17 - $ref: sound-card-common.yaml#18 19properties:20 compatible:21 enum:22 - google,sc7180-trogdor23 - google,sc7180-coachz24 25 "#address-cells":26 const: 127 28 "#size-cells":29 const: 030 31 dmic-gpios:32 maxItems: 133 description: GPIO for switching between DMICs34 35patternProperties:36 "^dai-link(@[0-9])?$":37 description:38 Each subnode represents a dai link. Subnodes of each dai links would be39 cpu/codec dais.40 41 type: object42 43 properties:44 link-name:45 description: Indicates dai-link name and PCM stream name.46 $ref: /schemas/types.yaml#/definitions/string47 maxItems: 148 49 reg:50 maxItems: 151 description: dai link address.52 53 cpu:54 description: Holds subnode which indicates cpu dai.55 type: object56 additionalProperties: false57 58 properties:59 sound-dai:60 maxItems: 161 62 codec:63 description: Holds subnode which indicates codec dai.64 type: object65 additionalProperties: false66 67 properties:68 sound-dai:69 minItems: 170 maxItems: 471 72 required:73 - link-name74 - cpu75 - codec76 77 additionalProperties: false78 79required:80 - compatible81 - "#address-cells"82 - "#size-cells"83 84unevaluatedProperties: false85 86examples:87 88 - |89 sound {90 compatible = "google,sc7180-trogdor";91 model = "sc7180-rt5682-max98357a-2mic";92 93 audio-routing =94 "Headphone Jack", "HPOL",95 "Headphone Jack", "HPOR";96 97 #address-cells = <1>;98 #size-cells = <0>;99 100 dmic-gpios = <&tlmm 86 0>;101 102 dai-link@0 {103 link-name = "MultiMedia0";104 reg = <0>;105 cpu {106 sound-dai = <&lpass_cpu 0>;107 };108 109 codec {110 sound-dai = <&alc5682 0>;111 };112 };113 114 dai-link@1 {115 link-name = "MultiMedia1";116 reg = <1>;117 cpu {118 sound-dai = <&lpass_cpu 1>;119 };120 121 codec {122 sound-dai = <&max98357a>;123 };124 };125 126 dai-link@2 {127 link-name = "MultiMedia2";128 reg = <2>;129 cpu {130 sound-dai = <&lpass_hdmi 0>;131 };132 133 codec {134 sound-dai = <&msm_dp>;135 };136 };137 };138