diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/dir-825 b/target/linux/ar71xx/base-files/etc/uci-defaults/dir-825
new file mode 100644
index 000000000..7aa32a4ef
--- /dev/null
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/dir-825
@@ -0,0 +1,24 @@
+#!/bin/sh
+#
+# Copyright (C) 2010 OpenWrt.org
+#
+
+. /lib/ar71xx.sh
+
+board=$(ar71xx_board_name)
+
+dir825b1_setup_leds() {
+	uci batch <<EOF
+set system.usb_led=led
+set system.usb_led.name='USB'
+set system.usb_led.sysfs='dir825b1:blue:usb'
+set system.usb_led.trigger='usbdev'
+set system.usb_led.dev='1-1'
+set system.usb_led.interval='50'
+commit system
+EOF
+}
+
+if [ "${board}" == "dir-825-b1" ]; then
+	dir825b1_setup_leds
+fi
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/mzk-w04nu b/target/linux/ar71xx/base-files/etc/uci-defaults/mzk-w04nu
new file mode 100644
index 000000000..1be414997
--- /dev/null
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/mzk-w04nu
@@ -0,0 +1,24 @@
+#!/bin/sh
+#
+# Copyright (C) 2010 OpenWrt.org
+#
+
+. /lib/ar71xx.sh
+
+board=$(ar71xx_board_name)
+
+mzk_w04nu_setup_leds() {
+	uci batch <<EOF
+set system.usb_led=led
+set system.usb_led.name='USB'
+set system.usb_led.sysfs='mzk-w04nu:green:usb'
+set system.usb_led.trigger='usbdev'
+set system.usb_led.dev='1-1'
+set system.usb_led.interval='50'
+commit system
+EOF
+}
+
+if [ "${board}" == "mzk-w04u" ]; then
+	mzk_w04nu_setup_leds
+fi
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/tl-mr3x20 b/target/linux/ar71xx/base-files/etc/uci-defaults/tl-mr3x20
new file mode 100755
index 000000000..c9e5e3881
--- /dev/null
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/tl-mr3x20
@@ -0,0 +1,27 @@
+#!/bin/sh
+#
+# Copyright (C) 2010 OpenWrt.org
+#
+
+. /lib/ar71xx.sh
+
+board=$(ar71xx_board_name)
+
+tlmr3x20_setup_leds() {
+	uci batch <<EOF
+set system.usb_led=led
+set system.usb_led.name='USB'
+set system.usb_led.sysfs='tl-mr3x20:green:3g'
+set system.usb_led.trigger='usbdev'
+set system.usb_led.dev='1-1'
+set system.usb_led.interval='50'
+commit system
+EOF
+}
+
+case "${board}" in
+"tl-mr3220" | \
+"tl-mr3420" )
+	tlmr3x20_setup_leds
+	;;
+esac
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/tl-wr1043nd b/target/linux/ar71xx/base-files/etc/uci-defaults/tl-wr1043nd
index 1ff8cb44d..80d780c51 100644
--- a/target/linux/ar71xx/base-files/etc/uci-defaults/tl-wr1043nd
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/tl-wr1043nd
@@ -7,16 +7,22 @@
 
 board=$(ar71xx_board_name)
 
-tlwr1043nd_set_wlan_led() {
+tlwr1043nd_setup_leds() {
 	uci batch <<EOF
 set system.wlan_led=led
 set system.wlan_led.name='WLAN'
 set system.wlan_led.sysfs='tl-wr1043nd:green:wlan'
 set system.wlan_led.trigger='phy0rx'
+set system.usb_led=led
+set system.usb_led.name='USB'
+set system.usb_led.sysfs='tl-wr1043nd:green:usb'
+set system.usb_led.trigger='usbdev'
+set system.usb_led.dev='1-1'
+set system.usb_led.interval='50'
 commit system
 EOF
 }
 
 if [ "${board}" == "tl-wr1043nd" ]; then
-	tlwr1043nd_set_wlan_led
+	tlwr1043nd_setup_leds
 fi
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/wndr3700 b/target/linux/ar71xx/base-files/etc/uci-defaults/wndr3700
index 91f282b77..a893a0ec1 100755
--- a/target/linux/ar71xx/base-files/etc/uci-defaults/wndr3700
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/wndr3700
@@ -13,6 +13,12 @@ set system.wan_led=led
 set system.wan_led.sysfs='wndr3700:green:wan'
 set system.wan_led.name='WAN LED (green)'
 set system.wan_led.default='0'
+set system.usb_led=led
+set system.usb_led.name='USB'
+set system.usb_led.sysfs='wndr3700:green:usb'
+set system.usb_led.trigger='usbdev'
+set system.usb_led.dev='1-1'
+set system.usb_led.interval='50'
 commit system
 EOF
 }
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/wzr-hp-g300nh b/target/linux/ar71xx/base-files/etc/uci-defaults/wzr-hp-g300nh
index 5602aab22..1308a7bb0 100755
--- a/target/linux/ar71xx/base-files/etc/uci-defaults/wzr-hp-g300nh
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/wzr-hp-g300nh
@@ -21,6 +21,13 @@ set system.@led[-1].sysfs='wzr-hp-g300nh:green:router'
 set system.@led[-1].trigger='netdev'
 set system.@led[-1].dev='eth1'
 set system.@led[-1].mode='link tx rx'
+add system led
+set system.@led[-1]='led'
+set system.@led[-1].name='USB'
+set system.@led[-1].sysfs='wzr-hp-g300nh:blue:usb'
+set system.@led[-1].trigger='usbdev'
+set system.@led[-1].dev='1-1'
+set system.@led[-1].interval='50'
 commit system
 EOF
 }
diff --git a/target/linux/ar71xx/generic/profiles/00-default.mk b/target/linux/ar71xx/generic/profiles/00-default.mk
index 69a7a9f9d..0001b4e1b 100644
--- a/target/linux/ar71xx/generic/profiles/00-default.mk
+++ b/target/linux/ar71xx/generic/profiles/00-default.mk
@@ -10,7 +10,8 @@ define Profile/Default
 	PACKAGES:= \
 		kmod-ath9k kmod-usb-core kmod-usb-ohci kmod-usb2 swconfig \
 		vsc7385-ucode-ap83 vsc7385-ucode-pb44 vsc7395-ucode-ap83 \
-		vsc7395-ucode-pb44 wpad-mini uboot-ar71xx-nbg460n_550n_550nh
+		vsc7395-ucode-pb44 wpad-mini uboot-ar71xx-nbg460n_550n_550nh \
+		kmod-ledtrig-usbdev
 endef
 
 define Profile/Default/Description