lantiq: diag.sh with both red and green power LEDs

This provides a boot LED sequence suitable for devices with both red and
green LEDs for power. This assumes no "default-on" settings in the
device tree.

Signed-off-by: Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36899 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/lantiq/base-files/etc/diag.sh

@@ -6,6 +6,26 @@
 status_led="power"
 
 set_state() {
+	[ -d /sys/class/leds/power2/ ] && {
+
+		case "$1" in
+		preinit)
+			led_set_attr "power2" "trigger" "heartbeat"
+			;;
+		init)
+			status_led_on
+			;;
+		failsafe)
+			led_off "power2"
+			status_led_set_timer 100 100
+			;;
+		done)
+			led_off "power2"
+			;;
+		esac
+		return
+	}
+
 	case "$1" in
 	preinit)
 		status_led_set_heartbeat