linux-kernel - Re: [PATCH v3] arm64: dts: mt8183: jacuzzi: Fix bus properties in anx's DSI endpoint

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Date:   Mon, 28 Feb 2022 12:23:49 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>, Robert Foss <robert.foss@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, Xin Ji <xji@...logixsemi.com>
Cc:     kernel@...labora.com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v3] arm64: dts: mt8183: jacuzzi: Fix bus properties in
 anx's DSI endpoint



On 14/02/2022 21:05, Nícolas F. R. A. Prado wrote:
> mt8183-kukui-jacuzzi has an anx7625 bridge connected to the output of
> its DSI host. However, after commit fd0310b6fe7d ("drm/bridge: anx7625:
> add MIPI DPI input feature"), a bus-type property started being required
> in the endpoint node by the driver to indicate whether it is DSI or DPI.
> 
> Add the missing bus-type property and set it to 5
> (V4L2_FWNODE_BUS_TYPE_PARALLEL) so that the driver has its input
> configured to DSI and the display pipeline can probe correctly.
> 
> While at it, also set the data-lanes property that was also introduced
> in that same commit, so that we don't rely on the default value.
> 
> Fixes: fd0310b6fe7d ("drm/bridge: anx7625: add MIPI DPI input feature")
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> 

applied to to tree v5.17-fixes

Thanks
Matthias

> ---
> v2: https://lore.kernel.org/all/20220201174643.843102-1-nfraprado@collabora.com
> v1: https://lore.kernel.org/all/20220120224204.773117-1-nfraprado@collabora.com
> 
> Changes in v3:
> - Added missing Reviewed-by
> 
> Changes in v2:
> - (thanks Rob) Use proper format when refering to commit in commit
>    message as pointed out by checkpatch
> 
>   arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi.dtsi | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi.dtsi
> index 8f7bf33f607d..e8f133dc96b9 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi.dtsi
> @@ -171,6 +171,8 @@ port@0 {
>   
>   			anx7625_in: endpoint {
>   				remote-endpoint = <&dsi_out>;
> +				bus-type = <5>;
> +				data-lanes = <0 1 2 3>;
>   			};
>   		};
>