diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index 03a6af284360..7b5cf3ef34b5 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -8,6 +8,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/gpio-keys.h>
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include <dt-bindings/sound/sc7180-lpass.h>
 
@@ -356,6 +357,7 @@ pwmleds {
 		keyboard_backlight: keyboard-backlight {
 			status = "disabled";
 			label = "cros_ec::kbd_backlight";
+			function = LED_FUNCTION_KBD_BACKLIGHT;
 			pwms = <&cros_ec_pwm 0>;
 			max-brightness = <1023>;
 		};