linux-kernel - Re: [PATCH v3 02/18] ASoC: dt-bindings: mediatek,mt8365-mt6357: Add audio sound card document

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Date: Tue, 9 Apr 2024 17:51:03 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Alexandre Mergnat <amergnat@...libre.com>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Lee Jones <lee@...nel.org>, Flora Fu <flora.fu@...iatek.com>,
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
 Sumit Semwal <sumit.semwal@...aro.org>,
 Christian König <christian.koenig@....com>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 Rob Herring <robh@...nel.org>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org, linux-media@...r.kernel.org,
 dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH v3 02/18] ASoC: dt-bindings: mediatek,mt8365-mt6357: Add
 audio sound card document

On 09/04/2024 15:42, Alexandre Mergnat wrote:
> Add soundcard bindings for the MT8365 SoC with the MT6357 audio codec.
> 
> Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>


> +patternProperties:
> +  "^dai-link-[0-9]+$":
> +    type: object
> +    description:
> +      Container for dai-link level properties and CODEC sub-nodes.
> +
> +    properties:
> +      codec:
> +        type: object
> +        description: Holds subnode which indicates codec dai.
> +
> +        properties:
> +          sound-dai:
> +            maxItems: 1
> +            description: phandle of the codec DAI
> +
> +        additionalProperties: false
> +
> +      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:
> +          const: 2ND_I2S_BE

What is the type of link-name? Why is it fixed? How can you have here
multiple dai links if all of them must have the same name?

Best regards,
Krzysztof