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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/loongson,ls-audio-card.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Loongson 7axxx/2kxxx ASoC audio sound card driver
maintainers:
- Yingkun Meng <mengyingkun@loongson.cn>
description:
The binding describes the sound card present in loongson
7axxx/2kxxx platform. The sound card is an ASoC component
which uses Loongson I2S controller to transfer the audio data.
properties:
compatible:
const: loongson,ls-audio-card
model:
$ref: /schemas/types.yaml#/definitions/string
description: User specified audio sound card name
mclk-fs:
$ref: simple-card.yaml#/definitions/mclk-fs
cpu:
description: Holds subnode which indicates cpu dai.
type: object
additionalProperties: false
properties:
sound-dai:
maxItems: 1
required:
- sound-dai
codec:
description: Holds subnode which indicates codec dai.
type: object
additionalProperties: false
properties:
sound-dai:
maxItems: 1
required:
- sound-dai
required:
- compatible
- model
- mclk-fs
- cpu
- codec
additionalProperties: false
examples:
- |
sound {
compatible = "loongson,ls-audio-card";
model = "loongson-audio";
mclk-fs = <512>;
cpu {
sound-dai = <&i2s>;
};
codec {
sound-dai = <&es8323>;
};
};
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