linux-kernel - Re: [PATCH v2] ASoC: dt-bindings: mediatek,mt8188-mt6359: Add mediatek,adsp property

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Message-ID: <173081730525.3220913.16778335543851389759.robh@kernel.org>
Date: Tue, 5 Nov 2024 08:35:05 -0600
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Fei Shao <fshao@...omium.org>
Cc: Mark Brown <broonie@...nel.org>, linux-sound@...r.kernel.org,
	devicetree@...r.kernel.org,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Matthias Brugger <matthias.bgg@...il.com>,
	Trevor Wu <trevor.wu@...iatek.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2] ASoC: dt-bindings: mediatek,mt8188-mt6359: Add
 mediatek,adsp property


On Tue, 05 Nov 2024 17:11:36 +0800, Fei Shao wrote:
> On some MediaTek SoCs, an Audio DSP (ADSP) is integrated as a separate
> hardware block that leverages Sound Open Firmware (SOF) and provides
> additional audio functionalities. This hardware is optional, and the
> audio subsystem will still function normally when it's not present.
> 
> To enable ADSP support, a 'mediatek,adsp' property is required in the
> sound card node to pass the ADSP phandle. This allows AFE to link to
> ADSP when the sound card is probed.
> 
> MT8188 has ADSP integrated, so add the 'mediatek,adsp' property to
> allow using it in the audio subsystem.
> 
> This fixes dtbs_check error:
>   Unevaluated properties are not allowed ('mediatek,adsp' was
>   unexpected)
> 
> Signed-off-by: Fei Shao <fshao@...omium.org>
> ---
> This patch is based on a previous [v1] series.
> This is sent as an individual patch in v2 because the other patches in
> the [v1] series are either invalid or for different purpose in different
> binding, so I think it'd be better to send them separately.
> 
> [v1]:
> https://lore.kernel.org/all/20241025104548.1220076-2-fshao@chromium.org/
> 
> Changes in v2:
> - drop `mediatek,dai-link` vendor property because its goal can be
>   achieved by using the existing `audio-routing`
> - update property description
> - update commit message
> 
>  .../devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml  | 7 +++++++
>  1 file changed, 7 insertions(+)
> 

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>