linux-kernel - Re: [PATCH] dt-bindings: display: bridge: renesas,dsi-csi2-tx: Align panel example with ili9881c binding

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Message-ID: <74dbab41-a46a-464f-98ae-c478b4afd6b9@linaro.org>
Date: Wed, 29 Oct 2025 21:38:30 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Marek Vasut <marek.vasut+renesas@...lbox.org>, devicetree@...r.kernel.org
Cc: Andrzej Hajda <andrzej.hajda@...el.com>,
 Conor Dooley <conor+dt@...nel.org>, David Airlie <airlied@...il.com>,
 Jernej Skrabec <jernej.skrabec@...il.com>, Jonas Karlman <jonas@...boo.se>,
 Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Rob Herring <robh@...nel.org>,
 Robert Foss <rfoss@...nel.org>, Simona Vetter <simona@...ll.ch>,
 Thomas Zimmermann <tzimmermann@...e.de>,
 Tomi Valkeinen <tomi.valkeinen+renesas@...asonboard.com>,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
 linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: display: bridge: renesas,dsi-csi2-tx: Align
 panel example with ili9881c binding

On 10/29/25 21:04, Marek Vasut wrote:
> Update the panel example in this DT schema to match requirements in binding
> display/panel/ilitek,ili9881c.yaml . This fixes the following schema check
> warnings:
> 
> "
> /tmp/dtx/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.example.dtb: panel@0 (raspberrypi,dsi-7inch): compatible: ['raspberrypi,dsi-7inch'] is too short
>          from schema $id: http://devicetree.org/schemas/display/panel/ilitek,ili9881c.yaml
> /tmp/dtx/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.example.dtb: panel@0 (raspberrypi,dsi-7inch): 'power-supply' is a required property
>          from schema $id: http://devicetree.org/schemas/display/panel/ilitek,ili9881c.yaml
> "
> 
> Fixes: c376a6943741 ("dt-bindings: display: bridge: renesas,dsi-csi2-tx: Allow panel@ subnode")
> Signed-off-by: Marek Vasut <marek.vasut+renesas@...lbox.org>
> ---
> Cc: Andrzej Hajda <andrzej.hajda@...el.com>
> Cc: Conor Dooley <conor+dt@...nel.org>
> Cc: David Airlie <airlied@...il.com>
> Cc: Jernej Skrabec <jernej.skrabec@...il.com>
> Cc: Jonas Karlman <jonas@...boo.se>
> Cc: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
> Cc: Krzysztof Kozlowski <krzk+dt@...nel.org>
> Cc: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
> Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
> Cc: Maxime Ripard <mripard@...nel.org>
> Cc: Neil Armstrong <neil.armstrong@...aro.org>
> Cc: Rob Herring <robh@...nel.org>
> Cc: Robert Foss <rfoss@...nel.org>
> Cc: Simona Vetter <simona@...ll.ch>
> Cc: Thomas Zimmermann <tzimmermann@...e.de>
> Cc: Tomi Valkeinen <tomi.valkeinen+renesas@...asonboard.com>
> Cc: devicetree@...r.kernel.org
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-kernel@...r.kernel.org
> Cc: linux-renesas-soc@...r.kernel.org
> ---
>   .../bindings/display/bridge/renesas,dsi-csi2-tx.yaml           | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml b/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
> index 51d685ed82891..b95f10edd3a29 100644
> --- a/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
> @@ -157,7 +157,8 @@ examples:
>   
>           panel@0 {
>               reg = <0>;
> -            compatible = "raspberrypi,dsi-7inch";
> +            compatible = "raspberrypi,dsi-7inch", "ilitek,ili9881c";
> +            power-supply = <&vcc_lcd_reg>;
>   
>               port {
>                   panel_in: endpoint {

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>