arm64: dts: qcom: sc8280xp-x13s: add missing camera LED pin config

Add the missing pin configuration for the recently added camera
indicator LED.

Fixes: 1c63dd1c ("arm64: dts: qcom: sc8280xp-x13s: Add camera activity LED")
Cc: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20231003093647.3840-1-johan+linaro@kernel.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

@@ -82,6 +82,9 @@ switch-lid {
 	leds {
 		compatible = "gpio-leds";
 
+		pinctrl-names = "default";
+		pinctrl-0 = <&cam_indicator_en>;
+
 		led-camera-indicator {
 			label = "white:camera-indicator";
 			function = LED_FUNCTION_INDICATOR;
@@ -1278,6 +1281,13 @@ hstp-sw-ctrl-pins {
 		};
 	};
 
+	cam_indicator_en: cam-indicator-en-state {
+		pins = "gpio28";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	edp_reg_en: edp-reg-en-state {
 		pins = "gpio25";
 		function = "gpio";