diff --git a/target/linux/adm5120/base-files/default/etc/diag.sh b/target/linux/adm5120/base-files/default/etc/diag.sh
new file mode 100755
index 0000000000..3d5d9d84aa
--- /dev/null
+++ b/target/linux/adm5120/base-files/default/etc/diag.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+#
+# Copyright (C) 2007 OpenWrt.org
+#
+# $Id$
+#
+
+. /lib/adm5120.sh
+
+led_set_attr() {
+	[ -f "/sys/class/leds/$1/$2" ] && echo "$3" > "/sys/class/leds/$1/$2"
+}
+
+status_led_set_timer() {
+	led_set_attr $status_led "trigger" "timer"
+	led_set_attr $status_led "delay_on" "$1"
+	led_set_attr $status_led "delay_off" "$2"
+}
+
+status_led_set_morse() {
+	led_set_attr $status_led "trigger" "morse"
+	led_set_attr $status_led "delay" "$1"
+	led_set_attr $status_led "message" "$2"
+}
+
+status_led_on() {
+	led_set_attr $status_led "trigger" "none"
+	led_set_attr $status_led "brightness" 255
+}
+
+status_led_off() {
+	led_set_attr $status_led "trigger" "none"
+	led_set_attr $status_led "brightness" 0
+}
+
+set_state() {
+	case "$1" in
+	preinit)
+		status_led_set_timer 200 200
+		;;
+	failsafe)
+		status_led_set_timer 50 50
+		;;
+	done)
+		status_led_on
+		;;
+	esac
+}
diff --git a/target/linux/adm5120/base-files/default/lib/adm5120.sh b/target/linux/adm5120/base-files/default/lib/adm5120.sh
new file mode 100755
index 0000000000..d599a09b15
--- /dev/null
+++ b/target/linux/adm5120/base-files/default/lib/adm5120.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+#
+# Copyright (C) 2007 OpenWrt.org
+#
+# $Id$
+#
+
+board_name=""
+status_led=""
+sys_mtd_part=""
+
+adm5120_detect() {
+	board_name=$(awk 'BEGIN{FS="[ \t]+:[ \t]"} /system type/ {print $2}' /proc/cpuinfo)
+
+	case "$board_name" in
+	"Cellvision"*)
+		status_led="status"
+		sys_mtd_part="firmware"
+		;;
+	"Compex"*)
+		status_led="diag"
+		case "$board_name" in
+		*-WRT)
+			sys_mtd_part="trx"
+			;;
+		*)
+			sys_mtd_part="partition1"
+			;;
+		esac
+		;;
+	"Edimax"*)
+		status_led="power"
+		sys_mtd_part="firmware"
+		;;
+	"Infineon"*)
+		sys_mtd_part="firmware"
+		;;
+	"Mikrotik"*)
+		status_led="power"
+		;;
+	"ZyXEL"*)
+		status_led="power"
+		sys_mtd_part="trx"
+		;;
+	*)
+		;;
+	esac
+}
+
+adm5120_detect