From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> This patch adds Audio Graph Card2 Yaml Document to Linux. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> --- .../bindings/sound/audio-graph-card2.yaml | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/audio-graph-card2.yaml diff --git a/Documentation/devicetree/bindings/sound/audio-graph-card2.yaml b/Documentation/devicetree/bindings/sound/audio-graph-card2.yaml new file mode 100644 index 000000000000..f7e94b1e0e4b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/audio-graph-card2.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/audio-graph-card2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Audio Graph Card2 Device Tree Bindings + +maintainers: + - Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> + +properties: + compatible: + enum: + - audio-graph-card2 + links: + $ref: /schemas/types.yaml#/definitions/phandle-array + label: + maxItems: 1 + routing: + description: | + A list of the connections between audio components. + Each entry is a pair of strings, the first being the + connection's sink, the second being the connection's source. + $ref: /schemas/types.yaml#/definitions/non-unique-string-array + multi: + description: Multi-CPU/Codec node + dpcm: + description: DPCM node + codec2codec: + description: Codec to Codec node + +required: + - compatible + - links + +additionalProperties: false + +examples: + - | + sound { + compatible = "audio-graph-card2"; + + links = <&cpu_port>; + }; + + cpu { + compatible = "cpu-driver"; + + cpu_port: port { cpu_ep: endpoint { remote-endpoint = <&codec_ep>; }; }; + }; + + codec { + compatible = "codec-driver"; + + port { codec_ep: endpoint { remote-endpoint = <&cpu_ep>; }; }; + }; -- 2.25.1
