From dc5eedd359e446996ce1d7b41c34b304f774b12a Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Fri, 15 Dec 2017 14:09:41 +0200 Subject: [PATCH] ARM: dts: am437x-sk-evm: Add phandle for the backlight for the panel With the backlight phandle the driver can manage the backlight on/off in sync with the panel enable/disable. Signed-off-by: Peter Ujfalusi Reviewed-by: Tomi Valkeinen Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/am437x-sk-evm.dts | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index 2c6bf06..3fa3b22 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -35,7 +35,7 @@ clock-frequency = <32768>; }; - backlight { + lcd_bl: backlight { compatible = "pwm-backlight"; pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>; brightness-levels = <0 51 53 56 62 75 101 152 255>; @@ -132,6 +132,8 @@ pinctrl-names = "default"; pinctrl-0 = <&lcd_pins>; + backlight = <&lcd_bl>; + enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>; panel-timing { -- 2.7.4