diff --git a/configs/pxm2_defconfig b/configs/pxm2_defconfig
index 0ec1591..f682300 100644
--- a/configs/pxm2_defconfig
+++ b/configs/pxm2_defconfig
@@ -67,6 +67,7 @@
 CONFIG_USB=y
 CONFIG_USB_MUSB_HOST=y
 CONFIG_USB_MUSB_GADGET=y
+CONFIG_USB_MUSB_DSPS=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_MANUFACTURER="Siemens AG"