linux-kernel - Re: [PATCH v4 13/13] dt-bindings: mediatek: mt8188: add mt8188-mt6359 document

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Message-ID: <a885bf4b-253d-75fe-0224-02f8dfb44006@linaro.org>
Date:   Mon, 2 Jan 2023 17:32:22 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Trevor Wu <trevor.wu@...iatek.com>, broonie@...nel.org,
        lgirdwood@...il.com, tiwai@...e.com, perex@...ex.cz,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        matthias.bgg@...il.com, p.zabel@...gutronix.de
Cc:     angelogioacchino.delregno@...labora.com,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        alsa-devel@...a-project.org, linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v4 13/13] dt-bindings: mediatek: mt8188: add mt8188-mt6359
 document

On 30/12/2022 06:54, Trevor Wu wrote:
> Add document for mt8188 board with mt6359.

Use subject prefixes matching the subsystem (which you can get for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching).

> 
> Signed-off-by: Trevor Wu <trevor.wu@...iatek.com>
> ---
>  .../sound/mediatek,mt8188-mt6359.yaml         | 93 +++++++++++++++++++
>  1 file changed, 93 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> new file mode 100644
> index 000000000000..5754c1d460db
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> @@ -0,0 +1,93 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mediatek,mt8188-mt6359.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek MT8188 ASoC sound card
> +
> +maintainers:
> +  - Trevor Wu <trevor.wu@...iatek.com>
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt8188-mt6359-evb
> +
> +  model:
> +    $ref: /schemas/types.yaml#/definitions/string
> +    description: User specified audio sound card name
> +
> +  audio-routing:
> +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> +    description:
> +      A list of the connections between audio components. Each entry is a
> +      sink/source pair of strings. Valid names could be the input or output
> +      widgets of audio components, power supplies, MicBias of codec and the
> +      software switch.
> +
> +  mediatek,platform:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of MT8188 ASoC platform.
> +
> +patternProperties:
> +  "^dai-link-[0-9]+$":
> +    type: object

On this level:
additionalProperties: false

> +    description: |
> +      Container for dai-link level properties and CODEC sub-nodes.
> +
> +    properties:
> +      dai-link-name:

Instead:
link-name
> +        description: |
> +          This property corresponds to the name of the BE dai-link to which
> +          we are going to update parameters in this node.
> +        items:
> +          enum:
> +            - ADDA_BE
> +            - DPTX_BE
> +            - ETDM1_IN_BE
> +            - ETDM2_IN_BE
> +            - ETDM1_OUT_BE
> +            - ETDM2_OUT_BE
> +            - ETDM3_OUT_BE
> +            - PCM1_BE
> +
> +      codec:
> +        description: Holds subnode which indicates codec dai.
> +        type: object
> +        additionalProperties: false
> +        properties:
> +          sound-dai:
> +            minItems: 1
> +            maxItems: 2

required sound-dai

> +
> +    required:
> +      - dai-link-name
> +      - codec
> +
> +additionalProperties: false
> +
> +required:
> +  - compatible
> +  - mediatek,platform
> +

Your example looks pretty straightforward. Maybe you can use
simple-card.yaml?	


Best regards,
Krzysztof