kirkwood: add diag LEDs for ZyXEL NSA325

This device has had no diag LEDs set up so far, so let's just
add them.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/kirkwood/patches-4.14/107-03-nsa325.patch

@@ -0,0 +1,30 @@
+--- a/arch/arm/boot/dts/kirkwood-nsa325.dts
++++ b/arch/arm/boot/dts/kirkwood-nsa325.dts
+@@ -18,6 +18,13 @@
+ 	model = "ZyXEL NSA325";
+ 	compatible = "zyxel,nsa325", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+ 
++	aliases {
++		led-boot = &led_green_sys;
++		led-failsafe = &led_orange_sys;
++		led-running = &led_green_sys;
++		led-upgrade = &led_orange_sys;
++	};
++
+ 	memory {
+ 		device_type = "memory";
+ 		reg = <0x00000000 0x20000000>;
+@@ -165,11 +172,11 @@
+ 			     &pmx_led_hdd1_green &pmx_led_hdd1_red>;
+ 		pinctrl-names = "default";
+ 
+-		green-sys {
++		led_green_sys: green-sys {
+ 			label = "nsa325:green:sys";
+ 			gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
+ 		};
+-		orange-sys {
++		led_orange_sys: orange-sys {
+ 			label = "nsa325:orange:sys";
+ 			gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+ 		};

target/linux/kirkwood/patches-4.19/107-03-nsa325.patch

@@ -0,0 +1,30 @@
+--- a/arch/arm/boot/dts/kirkwood-nsa325.dts
++++ b/arch/arm/boot/dts/kirkwood-nsa325.dts
+@@ -15,6 +15,13 @@
+ 	model = "ZyXEL NSA325";
+ 	compatible = "zyxel,nsa325", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+ 
++	aliases {
++		led-boot = &led_green_sys;
++		led-failsafe = &led_orange_sys;
++		led-running = &led_green_sys;
++		led-upgrade = &led_orange_sys;
++	};
++
+ 	memory {
+ 		device_type = "memory";
+ 		reg = <0x00000000 0x20000000>;
+@@ -162,11 +169,11 @@
+ 			     &pmx_led_hdd1_green &pmx_led_hdd1_red>;
+ 		pinctrl-names = "default";
+ 
+-		green-sys {
++		led_green_sys: green-sys {
+ 			label = "nsa325:green:sys";
+ 			gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
+ 		};
+-		orange-sys {
++		led_orange_sys: orange-sys {
+ 			label = "nsa325:orange:sys";
+ 			gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+ 		};