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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/mediatek,mt2701-hdmi-audio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek MT2701/MT7623N HDMI audio output
maintainers:
- Daniel Golle <daniel@makrotopia.org>
description:
Sound card routing the MT2701/MT7623N Audio Front End HDMI
playback path to the on-chip HDMI transmitter. The AFE
provides the DMA memif and internal I2S engine; the HDMI
transmitter acts as the audio codec on the serialised link.
properties:
compatible:
oneOf:
- const: mediatek,mt2701-hdmi-audio
- items:
- const: mediatek,mt7623n-hdmi-audio
- const: mediatek,mt2701-hdmi-audio
mediatek,platform:
$ref: /schemas/types.yaml#/definitions/phandle
description: Phandle of the MT2701/MT7623N AFE platform node.
mediatek,audio-codec:
$ref: /schemas/types.yaml#/definitions/phandle
description: Phandle of the HDMI transmitter acting as audio codec.
required:
- compatible
- mediatek,platform
- mediatek,audio-codec
additionalProperties: false
examples:
- |
sound-hdmi {
compatible = "mediatek,mt7623n-hdmi-audio",
"mediatek,mt2701-hdmi-audio";
mediatek,platform = <&afe>;
mediatek,audio-codec = <&hdmi0>;
};
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