ARM: dts: lan966x: add led configuration

Add led configuration for pcb8291 and pcb8309. Both pcbs have 4 leds which
are connected to the sgpio controller.
Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220902062447.443846-1-horatiu.vultur@microchip.com

arch/arm/boot/dts/lan966x-pcb8291.dts

@@ -23,6 +23,34 @@ gpio-restart {
 		gpios = <&gpio 56 GPIO_ACTIVE_LOW>;
 		priority = <200>;
 	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led-s0-blue {
+			label = "s0:blue";
+			gpios = <&sgpio_out 2 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s0-green {
+			label = "s0:green";
+			gpios = <&sgpio_out 2 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s1-blue {
+			label = "s1:blue";
+			gpios = <&sgpio_out 3 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s1-green {
+			label = "s1:green";
+			gpios = <&sgpio_out 3 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
 };
 
 &gpio {

arch/arm/boot/dts/lan966x-pcb8309.dts

@@ -42,6 +42,34 @@ i2c103: i2c-sfp@2 {
 		};
 	};
 
+	leds {
+		compatible = "gpio-leds";
+
+		led-s0-green {
+			label = "s0:green";
+			gpios = <&sgpio_out 2 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s0-red {
+			label = "s0:red";
+			gpios = <&sgpio_out 2 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s1-green {
+			label = "s1:green";
+			gpios = <&sgpio_out 3 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-s1-red {
+			label = "s1:red";
+			gpios = <&sgpio_out 3 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
 	mux: mux-controller {
 		compatible = "gpio-mux";
 		#mux-control-cells = <0>;