linux-kernel - Re: [PATCH v2 3/3] drm: bridge: Add waveshare DSI2DPI unit driver

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Message-ID: <8c8d9723-bb0e-4c4b-9fcf-3e1ec46609bd@kernel.org>
Date: Tue, 5 Aug 2025 08:00:15 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Liu Ying <victor.liu@....com>, Joseph Guo <qijian.guo@....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>, Jessica Zhang
 <quic_jesszhan@...cinc.com>, Thierry Reding <thierry.reding@...il.com>,
 Sam Ravnborg <sam@...nborg.org>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] drm: bridge: Add waveshare DSI2DPI unit driver

On 05/08/2025 04:22, Liu Ying wrote:
> Hi Joseph,
> 
> On 08/04/2025, Joseph Guo wrote:
>> Waveshare touchscreen consists of a DPI panel and a driver board.
>> The waveshare driver board consists of ICN6211 and a MCU to
>> convert DSI to DPI and control the backlight.
>> This driver treats the MCU and ICN6211 board as a whole unit.
>> It can support all resolution waveshare DSI2DPI based panel,
>> the timing table should come from 'panel-dpi' panel in the device tree.
>>
>> Signed-off-by: Joseph Guo <qijian.guo@....com>
> 
> For next version, you may add:
> Suggested-by: Liu Ying <victor.liu@....com>

Why?

Best regards,
Krzysztof