linux-kernel - [PATCH 4/4] ARM: dts: qcom: msm8974-hammerhead: Hook up backlight

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Message-Id: <20240220-lm3630a-fixups-v1-4-9ca62f7e4a33@z3ntu.xyz>
Date: Tue, 20 Feb 2024 00:11:22 +0100
From: Luca Weiss <luca@...tu.xyz>
To: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 Lee Jones <lee@...nel.org>, Daniel Thompson <daniel.thompson@...aro.org>, 
 Jingoo Han <jingoohan1@...il.com>, Helge Deller <deller@....de>, 
 Andrew Morton <akpm@...ux-foundation.org>, 
 "G.Shark Jeong" <gshark.jeong@...il.com>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Maximilian Weigand <mweigand@...igand.net>
Cc: dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, Luca Weiss <luca@...tu.xyz>
Subject: [PATCH 4/4] ARM: dts: qcom: msm8974-hammerhead: Hook up backlight

Connect the panel with the backlight nodes so that the backlight can be
turned off when the display is blanked.

Signed-off-by: Luca Weiss <luca@...tu.xyz>
---
 arch/arm/boot/dts/qcom/qcom-msm8974-lge-nexus5-hammerhead.dts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom/qcom-msm8974-lge-nexus5-hammerhead.dts
index 4aaae8537a3f..8eaa5b162815 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -182,7 +182,7 @@ &blsp2_i2c5 {
 	status = "okay";
 	clock-frequency = <355000>;
 
-	led-controller@38 {
+	backlight: led-controller@38 {
 		compatible = "ti,lm3630a";
 		status = "okay";
 		reg = <0x38>;
@@ -272,6 +272,8 @@ panel: panel@0 {
 		reg = <0>;
 		compatible = "lg,acx467akm-7";
 
+		backlight = <&backlight>;
+
 		pinctrl-names = "default";
 		pinctrl-0 = <&panel_pin>;
 

-- 
2.43.2