linux-kernel - Re: [PATCH 2/9] dt-bindings: arm: mediatek: Support mt8183-audiosys binding variant

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Message-ID: <20250801172136.GA3104927-robh@kernel.org>
Date: Fri, 1 Aug 2025 12:21:36 -0500
From: Rob Herring <robh@...nel.org>
To: Julien Massot <julien.massot@...labora.com>
Cc: kernel@...labora.com, Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Ikjoon Jang <ikjn@...omium.org>,
	Enric Balletbo i Serra <eballetbo@...nel.org>,
	Chen-Yu Tsai <wenst@...omium.org>, Weiyi Lu <weiyi.lu@...iatek.com>,
	Eugen Hristev <eugen.hristev@...aro.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Julien Massot <jmassot@...labora.com>,
	Sean Wang <sean.wang@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>, linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org, linux-sound@...r.kernel.org,
	linux-gpio@...r.kernel.org
Subject: Re: [PATCH 2/9] dt-bindings: arm: mediatek: Support mt8183-audiosys
 binding variant

On Fri, Aug 01, 2025 at 01:18:04PM +0200, Julien Massot wrote:
> Update the mediatek,audsys binding to support the mt8183-audiosys
> compatible, which uses a different audio controller binding
> (mt8183-afe-pcm.yaml) compared to the legacy mt2701-audio controller.

Looks like this one needs 'memory-region' added?

> 
> Signed-off-by: Julien Massot <julien.massot@...labora.com>
> ---
>  .../bindings/arm/mediatek/mediatek,audsys.yaml          | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.yaml
> index 45d4a6620041b11cf6e943de49a42f3fcd91e1b9..5d9d91f9c5802240ac7d411c5632ae6663d15f29 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.yaml
> @@ -23,6 +23,7 @@ properties:
>                - mediatek,mt7622-audsys
>                - mediatek,mt8167-audsys
>                - mediatek,mt8173-audsys
> +              - mediatek,mt8183-audiosys
>                - mediatek,mt8183-audsys
>                - mediatek,mt8186-audsys
>                - mediatek,mt8192-audsys
> @@ -41,7 +42,6 @@ properties:
>      const: 1
>  
>    audio-controller:
> -    $ref: /schemas/sound/mediatek,mt2701-audio.yaml#
>      type: object
>  
>  required:
> @@ -50,6 +50,21 @@ required:
>  
>  additionalProperties: false
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: mediatek,mt8183-audiosys
> +    then:
> +      properties:
> +        audio-controller:
> +          $ref: /schemas/sound/mt8183-afe-pcm.yaml#
> +    else:
> +      properties:
> +        audio-controller:
> +          $ref: /schemas/sound/mediatek,mt2701-audio.yaml#
> +
>  examples:
>    - |
>      #include <dt-bindings/interrupt-controller/arm-gic.h>
> 
> -- 
> 2.50.1
>