usb: mv_udc: Rename to ci_udc

The mv_udc is not marvell-specific anymore. The mv_udc is used to drive
generic ChipIdea CI13xxx series OTG cores, so rename the driver to ci_udc
instead.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Eric Nelson <eric.nelson@boundarydevices.com>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/drivers/serial/usbtty.h b/drivers/serial/usbtty.h
index 819dec6..21a3ef4 100644
--- a/drivers/serial/usbtty.h
+++ b/drivers/serial/usbtty.h
@@ -20,8 +20,8 @@
 #include <usb/pxa27x_udc.h>
 #elif defined(CONFIG_DW_UDC)
 #include <usb/designware_udc.h>
-#elif defined(CONFIG_MV_UDC)
-#include <usb/mv_udc.h>
+#elif defined(CONFIG_CI_UDC)
+#include <usb/ci_udc.h>
 #endif
 
 #include <usb/udc.h>