linux-kernel - [PATCH] ARM: dts: imx6dl-yapp4: Bind the backlight controller to the LCD panel

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Message-Id: <1657815915-1872-1-git-send-email-michal.vokac@ysoft.com>
Date:   Thu, 14 Jul 2022 18:25:15 +0200
From:   Michal Vokáč <michal.vokac@...ft.com>
To:     Rob Herring <robh+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>
Cc:     Sascha Hauer <s.hauer@...gutronix.de>, <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>, <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michal Vokáč <michal.vokac@...ft.com>
Subject: [PATCH] ARM: dts: imx6dl-yapp4: Bind the backlight controller to the LCD panel

Add connection between the backlight controller and LCD panel.
With that the backlight is automatically switched on when the panel
is on or switched off when the panel is blanked.

Signed-off-by: Michal Vokáč <michal.vokac@...ft.com>
---
 arch/arm/boot/dts/imx6dl-yapp4-common.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
index 5054e4ab82e2..0afd6647484a 100644
--- a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
+++ b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
@@ -55,6 +55,7 @@
 	panel: panel {
 		compatible = "dataimage,scf0700c48ggu18";
 		power-supply = <&sw2_reg>;
+		backlight = <&backlight>;
 		status = "disabled";
 
 		port {
-- 
2.1.4