linux-kernel - Re: [PATCH 1/3] dt-bindings: remoteproc: mediatek: Add binding for mt8189 scp

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Message-ID: <7aececf2-438a-4dbc-90e6-fd457a12ace6@collabora.com>
Date: Mon, 4 Aug 2025 10:27:26 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Huayu Zong <huayu.zong@...iatek.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 Tinghan Shen <tinghan.shen@...iatek.com>
Cc: linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org,
 Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH 1/3] dt-bindings: remoteproc: mediatek: Add binding for
 mt8189 scp

Il 29/07/25 04:31, Huayu Zong ha scritto:
> Add the compatible for mt8189 SCP to the binding.
> 
> Signed-off-by: Huayu Zong <huayu.zong@...iatek.com>

Is MT8189's SCP really single-core?

All of the new SoCs have two SCP cores - it's a bit strange to see that 8189 has
only one... hence, please triple check and confirm.

Cheers,
Angelo

> ---
>   Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> index adc6b3f36fde..88e240430f3f 100644
> --- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> +++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> @@ -20,6 +20,7 @@ properties:
>         - mediatek,mt8186-scp
>         - mediatek,mt8188-scp
>         - mediatek,mt8188-scp-dual
> +      - mediatek,mt8189-scp
>         - mediatek,mt8192-scp
>         - mediatek,mt8195-scp
>         - mediatek,mt8195-scp-dual
> @@ -168,6 +169,7 @@ allOf:
>               - mediatek,mt8183-scp
>               - mediatek,mt8186-scp
>               - mediatek,mt8188-scp
> +            - mediatek,mt8189-scp
>       then:
>         properties:
>           reg: