From: CK Hu <ck.hu@mediatek.com>
To: Jitao Shi <jitao.shi@mediatek.com>
Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Matthias Brugger <matthias.bgg@gmail.com>,
"Daniel Vetter" <daniel@ffwll.ch>,
David Airlie <airlied@linux.ie>,
<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
<linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>, <stonea168@163.com>,
<huijuan.xie@mediatek.com>, <rex-bc.chen@mediatek.com>,
<shuijing.li@mediatek.com>, <robh+dt@kernel.org>,
<devicetree@vger.kernel.org>
Subject: Re: [PATCH v3 2/2] dt-bindings: mediatek: add force_dsi_end_without_null for dsi
Date: Mon, 26 Jul 2021 12:02:57 +0800 [thread overview]
Message-ID: <1627272177.27642.1.camel@mtksdaap41> (raw)
In-Reply-To: <20210726021104.80007-2-jitao.shi@mediatek.com>
Hi, Jitao:
On Mon, 2021-07-26 at 10:11 +0800, Jitao Shi wrote:
> Some bridge chip will shift screen when the dsi data does't ent at
> the same time in line.
>
> Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
> ---
> .../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> index 8238a86686be..1c2f53f3ac3d 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> @@ -19,6 +19,10 @@ Required properties:
> Documentation/devicetree/bindings/graph.txt. This port should be connected
> to the input port of an attached DSI panel or DSI-to-eDP encoder chip.
>
> +Optional properties:
> +- force_dsi_end_without_null: Some bridge chip(ex. ANX7625) requires the
> + packets on lanes aligned at the end.
> +
I think you should add this property in [1] because this limitation is
ANX7625's limitation.
[1]
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
Regards,
CK
> MIPI TX Configuration Module
> ============================
>
prev parent reply other threads:[~2021-07-26 4:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-26 2:11 [PATCH v3 1/2] drm/mediatek: force hsa hbp hfp packets multiple of lanenum to avoid screen shift Jitao Shi
2021-07-26 2:11 ` [PATCH v3 2/2] dt-bindings: mediatek: add force_dsi_end_without_null for dsi Jitao Shi
2021-07-26 4:02 ` CK Hu [this message]
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