mt8186-mt6366-da7219-max98357.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/sound/mt8186-mt6366-da7219-max98357.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Mediatek MT8186 with MT6366, DA7219 and MAX98357 ASoC sound card driver
  8
  9maintainers:
 10  - Jiaxin Yu <jiaxin.yu@mediatek.com>
 11
 12description:
 13  This binding describes the MT8186 sound card.
 14
 15allOf:
 16  - $ref: sound-card-common.yaml#
 17
 18properties:
 19  compatible:
 20    enum:
 21      - mediatek,mt8186-mt6366-da7219-max98357-sound
 22
 23  audio-routing:
 24    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
 25    description:
 26      A list of the connections between audio components. Each entry is a
 27      pair of strings, the first being the connection's sink, the second
 28      being the connection's source.
 29      Valid names could be the input or output widgets of audio components,
 30      power supplies, MicBias of codec and the software switch.
 31    minItems: 2
 32    items:
 33      enum:
 34        # Sinks
 35        - HDMI1
 36        - Headphones
 37        - Line Out
 38        - MIC
 39        - Speakers
 40
 41        # Sources
 42        - Headset Mic
 43        - HPL
 44        - HPR
 45        - Speaker
 46        - TX
 47
 48  mediatek,platform:
 49    $ref: /schemas/types.yaml#/definitions/phandle
 50    description: The phandle of MT8186 ASoC platform.
 51
 52  headset-codec:
 53    type: object
 54    deprecated: true
 55    additionalProperties: false
 56    properties:
 57      sound-dai:
 58        maxItems: 1
 59    required:
 60      - sound-dai
 61
 62  playback-codecs:
 63    type: object
 64    deprecated: true
 65    additionalProperties: false
 66    properties:
 67      sound-dai:
 68        items:
 69          - description: phandle of dp codec
 70          - description: phandle of l channel speaker codec
 71          - description: phandle of r channel speaker codec
 72        minItems: 2
 73    required:
 74      - sound-dai
 75
 76  mediatek,adsp:
 77    $ref: /schemas/types.yaml#/definitions/phandle
 78    description: The phandle of MT8186 ADSP platform.
 79
 80  mediatek,dai-link:
 81    $ref: /schemas/types.yaml#/definitions/string-array
 82    description:
 83      A list of the desired dai-links in the sound card. Each entry is a
 84      name defined in the machine driver.
 85
 86patternProperties:
 87  ".*-dai-link$":
 88    type: object
 89    additionalProperties: false
 90    description:
 91      Container for dai-link level properties and CODEC sub-nodes.
 92
 93    properties:
 94      link-name:
 95        description: Indicates dai-link name and PCM stream name
 96        items:
 97          enum:
 98            - I2S0
 99            - I2S1
100            - I2S2
101            - I2S3
102
103      codec:
104        description: Holds subnode which indicates codec dai.
105        type: object
106        additionalProperties: false
107        properties:
108          sound-dai:
109            minItems: 1
110            maxItems: 2
111        required:
112          - sound-dai
113
114      dai-format:
115        description: audio format
116        items:
117          enum:
118            - i2s
119            - right_j
120            - left_j
121            - dsp_a
122            - dsp_b
123
124      mediatek,clk-provider:
125        $ref: /schemas/types.yaml#/definitions/string
126        description: Indicates dai-link clock master.
127        enum:
128          - cpu
129          - codec
130
131    required:
132      - link-name
133
134unevaluatedProperties: false
135
136required:
137  - compatible
138  - mediatek,platform
139
140# Disallow legacy properties if xxx-dai-link nodes are specified
141if:
142  not:
143    patternProperties:
144      ".*-dai-link$": false
145then:
146  properties:
147    headset-codec: false
148    speaker-codecs: false
149
150examples:
151  - |
152
153    sound: mt8186-sound {
154        compatible = "mediatek,mt8186-mt6366-da7219-max98357-sound";
155        model = "mt8186_da7219_m98357";
156        pinctrl-names = "aud_clk_mosi_off",
157                        "aud_clk_mosi_on";
158        pinctrl-0 = <&aud_clk_mosi_off>;
159        pinctrl-1 = <&aud_clk_mosi_on>;
160        mediatek,platform = <&afe>;
161
162        audio-routing =
163                "Headphones", "HPL",
164                "Headphones", "HPR",
165                "MIC", "Headset Mic",
166                "Speakers", "Speaker",
167                "HDMI1", "TX";
168
169        hs-playback-dai-link {
170                link-name = "I2S0";
171                dai-format = "i2s";
172                mediatek,clk-provider = "cpu";
173                codec {
174                        sound-dai = <&da7219>;
175                };
176        };
177
178        hs-capture-dai-link {
179                link-name = "I2S1";
180                dai-format = "i2s";
181                mediatek,clk-provider = "cpu";
182                codec {
183                        sound-dai = <&da7219>;
184                };
185        };
186
187        spk-dp-playback-dai-link {
188                link-name = "I2S3";
189                dai-format = "i2s";
190                mediatek,clk-provider = "cpu";
191                codec {
192                        sound-dai = <&anx_bridge_dp>, <&max98357a>;
193                };
194        };
195    };
196
197...