ARM: dts: qcom: apq8074-dragonboard: add onboard leds

The dragonboard as three LEDs: red, green and blue. Add corresponding
description.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230531012627.3813060-2-dmitry.baryshkov@linaro.org

Author: lumag

arch/arm/boot/dts/qcom-apq8074-dragonboard.dts

@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
 #include "qcom-msm8974.dtsi"
 #include "qcom-pm8841.dtsi"
 #include "qcom-pm8941.dtsi"
@@ -90,6 +91,29 @@
 	status = "okay";
 };
 
+&pm8941_lpg {
+	qcom,power-source = <1>;
+	status = "okay";
+
+	led@5 {
+		reg = <5>;
+		color = <LED_COLOR_ID_BLUE>;
+		function = LED_FUNCTION_INDICATOR;
+	};
+
+	led@6 {
+		reg = <6>;
+		color = <LED_COLOR_ID_GREEN>;
+		function = LED_FUNCTION_INDICATOR;
+	};
+
+	led@7 {
+		reg = <7>;
+		color = <LED_COLOR_ID_RED>;
+		function = LED_FUNCTION_INDICATOR;
+	};
+};
+
 &pm8941_wled {
 	qcom,cs-out;
 	qcom,switching-freq = <3200>;