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@xxxxxxxxxxxx> --- the backlight property for the driver was accepted here: https://lore.kernel.org/lkml/a54e7427-ff84-d105-aab7-c5eab42e6df9@xxxxxx/ 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 8c55d33ff694..3b88eb5f1a72 100644 --- a/arch/arm/boot/dts/omap3-gta04.dtsi +++ b/arch/arm/boot/dts/omap3-gta04.dtsi @@ -142,6 +142,7 @@ spi-cpol; spi-cpha; + backlight= <&backlight>; label = "lcd"; port { lcd_in: endpoint { @@ -151,7 +152,7 @@ }; }; - backlight { + backlight: backlight { compatible = "pwm-backlight"; pwms = <&pwm11 0 12000000 0>; pwm-names = "backlight"; -- 2.11.0