linux-kernel - Re: [PATCH] dt-bindings: bridge: lt9211c: Add bindings

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Message-ID: <5ngac5vcgo6duvfalnplagh5f6eqsxbittntmltzer3kj2vkrl@o2fxfiudcj3h>
Date: Wed, 10 Sep 2025 18:40:30 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Marek Vasut <marek.vasut@...lbox.org>
Cc: Nilesh Laad <nilesh.laad@....qualcomm.com>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Marek Vasut <marex@...x.de>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, venkata.valluru@....qualcomm.com,
        jessica.zhang@....qualcomm.com, Yi Zhang <zhanyi@....qualcomm.com>
Subject: Re: [PATCH] dt-bindings: bridge: lt9211c: Add bindings

On Wed, Sep 10, 2025 at 12:18:41PM +0200, Marek Vasut wrote:
> On 9/10/25 9:37 AM, Nilesh Laad wrote:
> > From: Yi Zhang <zhanyi@....qualcomm.com>
> > 
> > Add bindings for lt9211c.
> > 
> > Signed-off-by: Yi Zhang <zhanyi@....qualcomm.com>
> > Signed-off-by: Nilesh Laad <nilesh.laad@....qualcomm.com>
> > ---
> >   .../bindings/display/bridge/lontium,lt9211c.yaml   | 113 +++++++++++++++++++++
> >   1 file changed, 113 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt9211c.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt9211c.yaml
> Can you extend
> Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml instead
> ?
> 
> How does this chip differ from lt9211 ?

And more importantly, do we need a separate driver for the chip or can
it be handled by the existing one?


-- 
With best wishes
Dmitry