USB: gadget: MIPS ci13xxx_udc

MIPS USB IP core family device controller
Currently it only supports IP part number CI13412.

[dbrownell@users.sourceforge.net: minor comment tweaks]

Signed-off-by: David Lopo <dlopo@chipidea.mips.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index bd4041b..5d64a2a 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -19,6 +19,7 @@
 obj-$(CONFIG_USB_FSL_USB2)	+= fsl_usb2_udc.o
 obj-$(CONFIG_USB_M66592)	+= m66592-udc.o
 obj-$(CONFIG_USB_FSL_QE)	+= fsl_qe_udc.o
+obj-$(CONFIG_USB_CI13XXX)	+= ci13xxx_udc.o
 
 #
 # USB gadget drivers