* [PATCH] ARM: dts: am335x-evmsk: Add phandle for the backlight for the panel
@ 2018-05-08 10:04 Peter Ujfalusi
2018-05-15 18:14 ` Tony Lindgren
0 siblings, 1 reply; 2+ messages in thread
From: Peter Ujfalusi @ 2018-05-08 10:04 UTC (permalink / raw)
To: linux-arm-kernel
With the backlight phandle the driver can manage the backlight on/off in
sync with the panel enable/disable.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti•com>
---
arch/arm/boot/dts/am335x-evmsk.dts | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index d0d6bacfafc2..0c096a795e37 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -137,7 +137,7 @@
};
};
- backlight {
+ lcd_bl: backlight {
compatible = "pwm-backlight";
pwms = <&ecap2 0 50000 PWM_POLARITY_INVERTED>;
brightness-levels = <0 58 61 66 75 90 125 170 255>;
@@ -172,6 +172,7 @@
pinctrl-names = "default", "sleep";
pinctrl-0 = <&lcd_pins_default>;
pinctrl-1 = <&lcd_pins_sleep>;
+ backlight = <&lcd_bl>;
status = "okay";
panel-info {
ac-bias = <255>;
--
Peter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
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2018-05-08 10:04 [PATCH] ARM: dts: am335x-evmsk: Add phandle for the backlight for the panel Peter Ujfalusi
2018-05-15 18:14 ` Tony Lindgren
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