1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/loong 4 $id: http://devicetree.org/schemas/sound/loongson,ls-audio-card.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Loongson 7axxx/2kxxx ASoC audio sound c 7 title: Loongson 7axxx/2kxxx ASoC audio sound card driver
8 8
9 maintainers: 9 maintainers:
10 - Yingkun Meng <mengyingkun@loongson.cn> 10 - Yingkun Meng <mengyingkun@loongson.cn>
11 11
12 description: 12 description:
13 The binding describes the sound card present 13 The binding describes the sound card present in loongson
14 7axxx/2kxxx platform. The sound card is an A 14 7axxx/2kxxx platform. The sound card is an ASoC component
15 which uses Loongson I2S controller to transf 15 which uses Loongson I2S controller to transfer the audio data.
16 16
17 properties: 17 properties:
18 compatible: 18 compatible:
19 const: loongson,ls-audio-card 19 const: loongson,ls-audio-card
20 20
21 model: 21 model:
22 $ref: /schemas/types.yaml#/definitions/str 22 $ref: /schemas/types.yaml#/definitions/string
23 description: User specified audio sound ca 23 description: User specified audio sound card name
24 24
25 mclk-fs: 25 mclk-fs:
26 $ref: simple-card.yaml#/definitions/mclk-f 26 $ref: simple-card.yaml#/definitions/mclk-fs
27 27
28 cpu: 28 cpu:
29 description: Holds subnode which indicates 29 description: Holds subnode which indicates cpu dai.
30 type: object 30 type: object
31 additionalProperties: false 31 additionalProperties: false
32 properties: 32 properties:
33 sound-dai: 33 sound-dai:
34 maxItems: 1 34 maxItems: 1
35 required: 35 required:
36 - sound-dai 36 - sound-dai
37 37
38 codec: 38 codec:
39 description: Holds subnode which indicates 39 description: Holds subnode which indicates codec dai.
40 type: object 40 type: object
41 additionalProperties: false 41 additionalProperties: false
42 properties: 42 properties:
43 sound-dai: 43 sound-dai:
44 maxItems: 1 44 maxItems: 1
45 required: 45 required:
46 - sound-dai 46 - sound-dai
47 47
48 required: 48 required:
49 - compatible 49 - compatible
50 - model 50 - model
51 - mclk-fs 51 - mclk-fs
52 - cpu 52 - cpu
53 - codec 53 - codec
54 54
55 additionalProperties: false 55 additionalProperties: false
56 56
57 examples: 57 examples:
58 - | 58 - |
59 sound { 59 sound {
60 compatible = "loongson,ls-audio-card"; 60 compatible = "loongson,ls-audio-card";
61 model = "loongson-audio"; 61 model = "loongson-audio";
62 mclk-fs = <512>; 62 mclk-fs = <512>;
63 63
64 cpu { 64 cpu {
65 sound-dai = <&i2s>; 65 sound-dai = <&i2s>;
66 }; 66 };
67 codec { 67 codec {
68 sound-dai = <&es8323>; 68 sound-dai = <&es8323>;
69 }; 69 };
70 }; 70 };
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