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From:   Chun-Kuang Hu <chunkuang.hu@kernel.org>
Date:   Thu, 26 Aug 2021 08:31:08 +0800
Message-ID: <CAAOTY_9anqUZ-um4bP8Gzf4HZT5+j+yVpTq6pQzESpamrGLM8Q@mail.gmail.com>
Subject: Re: [PATCH v3 3/7] dt-bindings: display: mediatek: add dsi reset
 optional property
To:     Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc:     linux-kernel <linux-kernel@vger.kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@lists.infradead.org>,
        Jitao Shi <jitao.shi@mediatek.com>,
        Eizan Miyamoto <eizan@chromium.org>,
        Nicolas Boichat <drinkcat@chromium.org>,
        Chun-Kuang Hu <chunkuang.hu@kernel.org>,
        Collabora Kernel ML <kernel@collabora.com>,
        Rob Herring <robh@kernel.org>, Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Rob Herring <robh+dt@kernel.org>,
        DTML <devicetree@vger.kernel.org>,
        DRI Development <dri-devel@lists.freedesktop.org>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>
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Hi, Enric:

Enric Balletbo i Serra <enric.balletbo@collabora.com> =E6=96=BC 2021=E5=B9=
=B48=E6=9C=8825=E6=97=A5 =E9=80=B1=E4=B8=89 =E4=B8=8B=E5=8D=886:26=E5=AF=AB=
=E9=81=93=EF=BC=9A
>
> Update device tree binding documentation for the dsi to add the optional
> property to reset the dsi controller.

Reviewed-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> Acked-by: Rob Herring <robh@kernel.org>
> ---
>
> (no changes since v2)
>
> Changes in v2:
> - Added a new patch to describe the dsi reset optional property.
>
>  .../devicetree/bindings/display/mediatek/mediatek,dsi.txt   | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,=
dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.t=
xt
> index 8238a86686be..3209b700ded6 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> @@ -19,6 +19,11 @@ Required properties:
>    Documentation/devicetree/bindings/graph.txt. This port should be conne=
cted
>    to the input port of an attached DSI panel or DSI-to-eDP encoder chip.
>
> +Optional properties:
> +- resets: list of phandle + reset specifier pair, as described in [1].
> +
> +[1] Documentation/devicetree/bindings/reset/reset.txt
> +
>  MIPI TX Configuration Module
>  =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
>
> @@ -45,6 +50,7 @@ dsi0: dsi@1401b000 {
>         clocks =3D <&mmsys MM_DSI0_ENGINE>, <&mmsys MM_DSI0_DIGITAL>,
>                  <&mipi_tx0>;
>         clock-names =3D "engine", "digital", "hs";
> +       resets =3D <&mmsys MT8173_MMSYS_SW0_RST_B_DISP_DSI0>;
>         phys =3D <&mipi_tx0>;
>         phy-names =3D "dphy";
>
> --
> 2.30.2
>