linux-kernel - Re: [PATCH v1 1/5] dt-bindings: arm: mediatek: mmsys: add mt8195 SoC binding

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Date:   Fri, 23 Jul 2021 13:13:46 +0200
From:   Enric Balletbo Serra <eballetbo@...il.com>
To:     "jason-jh.lin" <jason-jh.lin@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        devicetree <devicetree@...r.kernel.org>,
        Jitao shi <jitao.shi@...iatek.com>, fshao@...omium.org,
        David Airlie <airlied@...ux.ie>, singo.chang@...iatek.com,
        linux-kernel <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Fabien Parent <fparent@...libre.com>,
        "Nancy.Lin" <nancy.lin@...iatek.com>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v1 1/5] dt-bindings: arm: mediatek: mmsys: add mt8195 SoC binding

Hi Jason,

Thank you for your patch.

Missatge de jason-jh.lin <jason-jh.lin@...iatek.com> del dia dj., 22
de jul. 2021 a les 11:26:
>
> There are 2 display hardware path in mt8195, namely vdosys0 and
> vdosys1, so add their definition in mtk-mmsys documentation.
>

Just having 2 display hardware paths is not a reason to have two
compatibles, isn't the IP block the same? Why do you need to introduce
the two compatibles?

Thanks,
  Enric

> Signed-off-by: jason-jh.lin <jason-jh.lin@...iatek.com>
> ---
> this patch is base on [1][2]
>
> [1] dt-bindings: arm: mediatek: mmsys: convert to YAML format
> - https://patchwork.kernel.org/project/linux-mediatek/patch/20210519161847.3747352-1-fparent@baylibre.com/
> [2] dt-bindings: arm: mediatek: mmsys: add MT8365 SoC binding
> - https://patchwork.kernel.org/project/linux-mediatek/patch/20210519161847.3747352-2-fparent@baylibre.com/
> ---
>  .../devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml        | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> index 2d4ff0ce387b..0789a9614f12 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> @@ -30,6 +30,8 @@ properties:
>                - mediatek,mt8173-mmsys
>                - mediatek,mt8183-mmsys
>                - mediatek,mt8365-mmsys
> +              - mediatek,mt8195-vdosys0
> +              - mediatek,mt8195-vdosys1
>            - const: syscon
>        - items:
>            - const: mediatek,mt7623-mmsys
> --
> 2.18.0
>