[Letux-kernel] [PATCH pre-upstream] ARM: dts: omap3-gta04: declare backlight in lcd node

Andreas Kemnade andreas at kemnade.info
Sun Jan 20 21:56:56 CET 2019


The lcd display of the gta04 has a backlight but the backlight
was not referenced in the lcd node, so screen blanking did
not turn off the backlight. Fix that.

Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
---
will be upstreamed after tpo patches are accepted.
 arch/arm/boot/dts/omap3-gta04.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index e53d32691308..c481eb3ba8e3 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -116,6 +116,7 @@
 			spi-cpol;
 			spi-cpha;
 
+			backlight= <&backlight>;
 			label = "lcd";
 			port {
 				lcd_in: endpoint {
@@ -125,7 +126,7 @@
 		};
 	};
 
-	backlight {
+	backlight: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pwm11 0 12000000 0>;
 		pwm-names = "backlight";
-- 
2.11.0



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