[PATCH v12 1/2] ASoC: google: dt-bindings: Add sc7180-trogdor machine bindings

[Srinivas Kandagatla]

Thanks for doing this!




On 27/10/2020 03:22, Cheng-Yi Chiang wrote:
> Add devicetree bindings documentation file for sc7180 sound card.
> 
> Signed-off-by: Cheng-Yi Chiang <cychiang at chromium.org>

Looks good to me!

Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>


> ---
> Changes from v11 to v12
> - Documentation:
>   - Change the file and title name for new compatible string google,sc7180-trogdor.
>   - Change the example of model name.
> 
>   .../bindings/sound/google,sc7180-trogdor.yaml | 130 ++++++++++++++++++
>   1 file changed, 130 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> new file mode 100644
> index 000000000000..efc34689d6b5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> @@ -0,0 +1,130 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/google,sc7180-trogdor.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Google SC7180-Trogdor ASoC sound card driver
> +
> +maintainers:
> +  - Rohit kumar <rohitkr at codeaurora.org>
> +  - Cheng-Yi Chiang <cychiang at chromium.org>
> +
> +description:
> +  This binding describes the SC7180 sound card which uses LPASS for audio.
> +
> +properties:
> +  compatible:
> +    const: google,sc7180-trogdor
> +
> +  audio-routing:
> +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> +    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.
> +
> +  model:
> +    $ref: /schemas/types.yaml#/definitions/string
> +    description: User specified audio sound card name
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 0
> +
> +patternProperties:
> +  "^dai-link(@[0-9])?$":
> +    description:
> +      Each subnode represents a dai link. Subnodes of each dai links would be
> +      cpu/codec dais.
> +
> +    type: object
> +
> +    properties:
> +      link-name:
> +        description: Indicates dai-link name and PCM stream name.
> +        $ref: /schemas/types.yaml#/definitions/string
> +        maxItems: 1
> +
> +      reg:
> +        description: dai link address.
> +
> +      cpu:
> +        description: Holds subnode which indicates cpu dai.
> +        type: object
> +        properties:
> +          sound-dai: true
> +
> +      codec:
> +        description: Holds subnode which indicates codec dai.
> +        type: object
> +        properties:
> +          sound-dai: true
> +
> +    required:
> +      - link-name
> +      - cpu
> +      - codec
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +  - model
> +  - "#address-cells"
> +  - "#size-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +
> +  - |
> +    sound {
> +        compatible = "google,sc7180-trogdor";
> +        model = "sc7180-rt5682-max98357a-1mic";
> +
> +        audio-routing =
> +                    "Headphone Jack", "HPOL",
> +                    "Headphone Jack", "HPOR";
> +
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        dai-link at 0 {
> +            link-name = "MultiMedia0";
> +            reg = <0>;
> +            cpu {
> +                sound-dai = <&lpass_cpu 0>;
> +            };
> +
> +            codec {
> +                sound-dai = <&alc5682 0>;
> +            };
> +        };
> +
> +        dai-link at 1 {
> +            link-name = "MultiMedia1";
> +            reg = <1>;
> +            cpu {
> +                sound-dai = <&lpass_cpu 1>;
> +            };
> +
> +            codec {
> +                sound-dai = <&max98357a>;
> +            };
> +        };
> +
> +        dai-link at 2 {
> +            link-name = "MultiMedia2";
> +            reg = <2>;
> +            cpu {
> +                sound-dai = <&lpass_hdmi 0>;
> +            };
> +
> +            codec {
> +                sound-dai = <&msm_dp>;
> +            };
> +        };
> +    };
>