arm64: dts: qcom: sdm845: Enable user LEDs on DB845c

The DB845c has 4 "user LEDs", the last one is already supported as it's
just wired to a gpio. Now that the LPG binding is in place we can wire
up the other 3 LEDs as well.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Caleb Connolly <caleb@connolly.tech>
Reviewed-by: Dylan Van Assche <me@dylanvanassche.be>
Link: https://lore.kernel.org/r/20220505022706.1692554-3-bjorn.andersson@linaro.org

arch/arm64/boot/dts/qcom/sdm845-db845c.dts

@@ -613,6 +613,36 @@ resin {
 	};
 };
 
+&pmi8998_lpg {
+	status = "okay";
+
+	qcom,power-source = <1>;
+
+	led@3 {
+		reg = <3>;
+		color = <LED_COLOR_ID_GREEN>;
+		function = LED_FUNCTION_HEARTBEAT;
+		function-enumerator = <3>;
+
+		linux,default-trigger = "heartbeat";
+		default-state = "on";
+	};
+
+	led@4 {
+		reg = <4>;
+		color = <LED_COLOR_ID_GREEN>;
+		function = LED_FUNCTION_INDICATOR;
+		function-enumerator = <2>;
+	};
+
+	led@5 {
+		reg = <5>;
+		color = <LED_COLOR_ID_GREEN>;
+		function = LED_FUNCTION_INDICATOR;
+		function-enumerator = <1>;
+	};
+};
+
 /* QUAT I2S Uses 4 I2S SD Lines for audio on LT9611 HDMI Bridge */
 &q6afedai {
 	qi2s@22 {