diff --git a/configs/spear310_usbtty_defconfig b/configs/spear310_usbtty_defconfig
index 7786e66..9373df8 100644
--- a/configs/spear310_usbtty_defconfig
+++ b/configs/spear310_usbtty_defconfig
@@ -27,3 +27,5 @@
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_MII=y
 CONFIG_CONS_INDEX=0
+CONFIG_USB=y
+CONFIG_USB_GADGET=y