google,sc7180-trogdor.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/sound/google,sc7180-trogdor.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Google SC7180-Trogdor ASoC sound card driver
  8
  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  - $ref: sound-card-common.yaml#
 18
 19properties:
 20  compatible:
 21    enum:
 22      - google,sc7180-trogdor
 23      - google,sc7180-coachz
 24
 25  "#address-cells":
 26    const: 1
 27
 28  "#size-cells":
 29    const: 0
 30
 31  dmic-gpios:
 32    maxItems: 1
 33    description: GPIO for switching between DMICs
 34
 35patternProperties:
 36  "^dai-link(@[0-9])?$":
 37    description:
 38      Each subnode represents a dai link. Subnodes of each dai links would be
 39      cpu/codec dais.
 40
 41    type: object
 42
 43    properties:
 44      link-name:
 45        description: Indicates dai-link name and PCM stream name.
 46        $ref: /schemas/types.yaml#/definitions/string
 47        maxItems: 1
 48
 49      reg:
 50        maxItems: 1
 51        description: dai link address.
 52
 53      cpu:
 54        description: Holds subnode which indicates cpu dai.
 55        type: object
 56        additionalProperties: false
 57
 58        properties:
 59          sound-dai:
 60            maxItems: 1
 61
 62      codec:
 63        description: Holds subnode which indicates codec dai.
 64        type: object
 65        additionalProperties: false
 66
 67        properties:
 68          sound-dai:
 69            minItems: 1
 70            maxItems: 4
 71
 72    required:
 73      - link-name
 74      - cpu
 75      - codec
 76
 77    additionalProperties: false
 78
 79required:
 80  - compatible
 81  - "#address-cells"
 82  - "#size-cells"
 83
 84unevaluatedProperties: false
 85
 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    };