linux-kernel - Re: [PATCH v3 1/3] dt-bindings: gpu: mali-bifrost: Add compatible for MT8370 SoC

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Message-ID: <b7ed1848-2e66-42af-a266-34689fd1c93b@collabora.com>
Date: Mon, 10 Feb 2025 11:52:32 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>, Boris Brezillon <boris.brezillon@...labora.com>,
 Steven Price <steven.price@....com>
Cc: kernel@...labora.com, dri-devel@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v3 1/3] dt-bindings: gpu: mali-bifrost: Add compatible for
 MT8370 SoC

Il 07/02/25 16:18, Louis-Alexis Eyraud ha scritto:
> Add a compatible for the MediaTek MT8370 SoC, with an
> integrated ARM Mali G57 MC2 GPU (Valhall-JM, dual core).
> This new compatible is needed for this SoC support, as the other
> existing compatibles for the same GPU architecture (MT8188, MT8192) do
> not match the required power domain number.
> The other compatibles (especially MT8186) cannot be reused because of
> GPU architecture difference.
> 
> Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

> ---
>   Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
> index 735c7f06c24e632ab738d062f15378f754c8adaf..6f6211950bb495fa6bfcdfe8d1e27e5ce7aeeae0 100644
> --- a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
> +++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
> @@ -37,6 +37,7 @@ properties:
>             - enum:
>                 - mediatek,mt8188-mali
>                 - mediatek,mt8192-mali
> +              - mediatek,mt8370-mali
>             - const: arm,mali-valhall-jm # Mali Valhall GPU model/revision is fully discoverable
>   
>     reg:
> @@ -217,7 +218,9 @@ allOf:
>         properties:
>           compatible:
>             contains:
> -            const: mediatek,mt8186-mali
> +            enum:
> +              - mediatek,mt8186-mali
> +              - mediatek,mt8370-mali
>       then:
>         properties:
>           power-domains:
>