linux-kernel - Re: [PATCH v2 1/1] dt-bindings: display: nwl-dsi: Allow 'data-lanes' property for port@1

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Message-ID: <c5y6mocsd77wj5lah6n47vtteqc5ekcrbdod6z5vtcnxhleudw@kfhpyoiylqqp>
Date: Tue, 14 Jan 2025 09:34:49 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Frank Li <Frank.Li@....com>
Cc: 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>, Guido Gúnther <agx@...xcpu.org>, 
	Robert Chiras <robert.chiras@....com>, "open list:DRM DRIVERS" <dri-devel@...ts.freedesktop.org>, 
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, imx@...ts.linux.dev
Subject: Re: [PATCH v2 1/1] dt-bindings: display: nwl-dsi: Allow 'data-lanes'
 property for port@1

On Fri, Jan 10, 2025 at 11:17:32AM -0500, Frank Li wrote:
> This controller support scalable data lanes from 1 to 4. Add the
> 'data-lanes' property to configure the number of MIPI display panel lanes
> selected for boards.
> 
> Change $ref of port@1 from 'port' to 'port-base' and add 'endpoint'
> property referencing video-interfaces.yaml. Allow 'data-lanes' values
> 1, 2, 3, and 4 for port@1.
> 
> Fix below CHECK_DTB warnings:
> arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtb:
>  dsi@...00000: ports:port@1:endpoint: Unevaluated properties are not allowed ('data-lanes' was unexpected)
> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
> Change from v1 to v2
> - Add the reason why need 'data-lanes' property in commit message.
> ---
>  .../bindings/display/bridge/nwl-dsi.yaml       | 18 +++++++++++++++++-
>  1 file changed, 17 insertions(+), 1 deletion(-)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof