diff --git a/configs/mpc5121ads_rev2_defconfig b/configs/mpc5121ads_rev2_defconfig
index ad46e02..e8f83bf 100644
--- a/configs/mpc5121ads_rev2_defconfig
+++ b/configs/mpc5121ads_rev2_defconfig
@@ -22,5 +22,6 @@
 CONFIG_MTD_NOR_FLASH=y
 # CONFIG_PCI is not set
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
 CONFIG_OF_LIBFDT=y