linux-kernel - Re: [PATCH v2,1/2] dt-bindings: display: mediatek: dpi: Add compatible for MediaTek MT8186

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Date:   Wed, 6 Apr 2022 10:15:15 -0500
From:   Rob Herring <robh@...nel.org>
To:     Rex-BC Chen <rex-bc.chen@...iatek.com>
Cc:     xinlei.lee@...iatek.com, chunkuang.hu@...nel.org,
        p.zabel@...gutronix.de, airlied@...ux.ie, daniel@...ll.ch,
        matthias.bgg@...il.com, dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        jitao.shi@...iatek.com
Subject: Re: [PATCH v2,1/2] dt-bindings: display: mediatek: dpi: Add
 compatible for MediaTek MT8186

On Fri, Apr 01, 2022 at 09:38:20AM +0800, Rex-BC Chen wrote:
> On Thu, 2022-03-31 at 19:58 +0800, xinlei.lee@...iatek.com wrote:
> > From: Xinlei Lee <xinlei.lee@...iatek.com>
> > 
> > Add dt-binding documentation of dpi for MediaTek MT8186 SoC.
> > 
> > Signed-off-by: Xinlei Lee <xinlei.lee@...iatek.com>
> > ---
> >  .../devicetree/bindings/display/mediatek/mediatek,dpi.yaml       | 1
> > +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yam
> > l
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yam
> > l
> > index dd2896a40ff0..a73044c50b5f 100644
> > ---
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yam
> > l
> > +++
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yam
> > l
> > @@ -22,6 +22,7 @@ properties:
> >        - mediatek,mt7623-dpi
> >        - mediatek,mt8173-dpi
> >        - mediatek,mt8183-dpi
> > +      - mediatek,mt8186-dpi
> >        - mediatek,mt8192-dpi
> >  
> >    reg:
> 
> Hello Xinlei,
> 
> From the dts we use, the dpi node needs other properties for MT8186.
> Please send another patch and add these properties to binding.
> 
> assigned-clocks = <&topckgen CLK_TOP_DPI>;
> assigned-clock-parents = <&topckgen CLK_TOP_TVDPLL_D2>;

Those are always allowed on any node with 'clocks', so no need to add 
them here.

Rob