linux-kernel - Re: [PATCH v13 5/6] dts: arm64: mt8183: add GCE client property for Mediatek MUTEX

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Message-ID: <713555d9-753b-2480-9597-99dfc54a8f40@collabora.com>
Date:   Tue, 15 Mar 2022 10:12:18 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Moudy Ho <moudy.ho@...iatek.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Rob Landley <rob@...dley.net>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Alexandre Courbot <acourbot@...omium.org>, tfiga@...omium.org,
        drinkcat@...omium.org, pihsun@...omium.org, hsinyi@...gle.com,
        Maoguang Meng <maoguang.meng@...iatek.com>,
        daoyuan huang <daoyuan.huang@...iatek.com>,
        Ping-Hsun Wu <ping-hsun.wu@...iatek.com>,
        menghui.lin@...iatek.com, sj.huang@...iatek.com,
        allen-kh.cheng@...iatek.com, randy.wu@...iatek.com,
        jason-jh.lin@...iatek.com, roy-cw.yeh@...iatek.com,
        river.cheng@...iatek.com, srv_heupstream@...iatek.com,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v13 5/6] dts: arm64: mt8183: add GCE client property for
 Mediatek MUTEX

Il 15/03/22 07:10, Moudy Ho ha scritto:
> In order to allow modules with latency requirements such as MDP3
> to set registers through CMDQ, add the relevant dts property.
> 
> Signed-off-by: Moudy Ho <moudy.ho@...iatek.com>

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

> ---
>   arch/arm64/boot/dts/mediatek/mt8183.dtsi | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 4b08691ed39e..fc6ac2a46324 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -1514,6 +1514,7 @@
>   			power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
>   			mediatek,gce-events = <CMDQ_EVENT_MUTEX_STREAM_DONE0>,
>   					      <CMDQ_EVENT_MUTEX_STREAM_DONE1>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x6000 0x1000>;
>   		};
>   
>   		larb0: larb@...17000 {