[PATCH 3/3] arm: dts: am335x: Add nodes for lcdc, panel and backlight
Sukrut Bellary
sbellary at baylibre.com
Wed Mar 19 21:25:16 CET 2025
For AM335x EVM[1], enable nodes required to enable the support for LCD
and PWM backlight.
This is required for the splash screen support.
[1] AM335x EVM - https://www.ti.com/tool/TMDXEVM3358
Signed-off-by: Sukrut Bellary <sbellary at baylibre.com>
---
arch/arm/dts/am335x-evm.dts | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/arch/arm/dts/am335x-evm.dts b/arch/arm/dts/am335x-evm.dts
index 6e799621678b..d4f93e75ced5 100644
--- a/arch/arm/dts/am335x-evm.dts
+++ b/arch/arm/dts/am335x-evm.dts
@@ -98,7 +98,7 @@
};
};
- backlight {
+ backlight: backlight {
compatible = "pwm-backlight";
pwms = <&ecap0 0 50000 0>;
brightness-levels = <0 51 53 56 62 75 101 152 255>;
@@ -110,6 +110,7 @@
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&lcd_pins_s0>;
+ backlight = <&backlight>;
panel-info {
ac-bias = <255>;
ac-bias-intrpt = <0>;
@@ -137,6 +138,12 @@
vsync-active = <1>;
};
};
+ port {
+ panel_0: endpoint at 0 {
+ remote-endpoint = <&lcdc_0>;
+ };
+ };
+
};
sound {
@@ -478,6 +485,12 @@
&lcdc {
status = "okay";
+
+ port {
+ lcdc_0: endpoint at 0 {
+ remote-endpoint = <&panel_0>;
+ };
+ };
};
&elm {
--
2.34.1
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