linux-kernel - Re: [PATCH 1/1] arm64: dts: mt8192: Add mmc device nodes

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Date:   Mon, 4 Apr 2022 14:36:56 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Allen-KH Cheng <allen-kh.cheng@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Project_Global_Chrome_Upstream_Group@...iatek.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        Chen-Yu Tsai <wenst@...omium.org>,
        Ryder Lee <ryder.lee@...nel.org>,
        Hui Liu <hui.liu@...iatek.com>
Subject: Re: [PATCH 1/1] arm64: dts: mt8192: Add mmc device nodes

Il 01/04/22 07:30, Allen-KH Cheng ha scritto:
> Add mmc nodes for mt8192 SoC.
> 
> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@...iatek.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt8192.dtsi | 33 ++++++++++++++++++++++++
>   1 file changed, 33 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index a6da7b04b9d4..23eb92057cb9 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -989,6 +989,39 @@
>   			compatible = "mediatek,mt8192-msdc";
>   			reg = <0 0x11f60000 0 0x1000>;
>   			#clock-cells = <1>;
> +			status = "disabled";
> +		};
> +

Hello!
Please explain the reason (in the commit message) why you're disabling the
mediatek,mt8192-msdc node, which was enabled before this change.

Also, introducing the mtk-sd controller at the same address as the mt8192-msdc
clock controller will produce a warning...

Thanks,
Angelo