File list (Check if you may need any files):
usb
...\atm
...\...\cxacru.c
...\...\Kconfig
...\...\Makefile
...\...\speedtch.c
...\...\ueagle-atm.c
...\...\usbatm.c
...\...\usbatm.h
...\...\xusbatm.c
...\c67x00
...\......\c67x00-drv.c
...\......\c67x00-hcd.c
...\......\c67x00-hcd.h
...\......\c67x00-ll-hpi.c
...\......\c67x00-sched.c
...\......\c67x00.h
...\......\Makefile
...\class
...\.....\cdc-acm.c
...\.....\cdc-acm.h
...\.....\cdc-wdm.c
...\.....\Kconfig
...\.....\Makefile
...\.....\usblp.c
...\.....\usbtmc.c
...\core
...\....\buffer.c
...\....\config.c
...\....\devices.c
...\....\devio.c
...\....\driver.c
...\....\endpoint.c
...\....\file.c
...\....\generic.c
...\....\hcd-pci.c
...\....\hcd.c
...\....\hcd.h
...\....\hub.c
...\....\hub.h
...\....\inode.c
...\....\Kconfig
...\....\Makefile
...\....\message.c
...\....\notify.c
...\....\otg_whitelist.h
...\....\quirks.c
...\....\sysfs.c
...\....\urb.c
...\....\usb.c
...\....\usb.h
...\gadget
...\......\amd5536udc.c
...\......\amd5536udc.h
...\......\at91_udc.c
...\......\at91_udc.h
...\......\atmel_usba_udc.c
...\......\atmel_usba_udc.h
...\......\cdc2.c
...\......\ci13xxx_udc.c
...\......\ci13xxx_udc.h
...\......\composite.c
...\......\config.c
...\......\dummy_hcd.c
...\......\epautoconf.c
...\......\ether.c
...\......\file_storage.c
...\......\fsl_qe_udc.c
...\......\fsl_qe_udc.h
...\......\fsl_usb2_udc.c
...\......\fsl_usb2_udc.h
...\......\f_acm.c
...\......\f_ecm.c
...\......\f_loopback.c
...\......\f_obex.c
...\......\f_phonet.c
...\......\f_rndis.c
...\......\f_serial.c
...\......\f_sourcesink.c
...\......\f_subset.c
...\......\gadget_chips.h
...\......\gmidi.c
...\......\goku_udc.c
...\......\goku_udc.h
...\......\g_zero.h
...\......\imx_udc.c
...\......\imx_udc.h
...\......\inode.c
...\......\Kconfig
...\......\lh7a40x_udc.c
...\......\lh7a40x_udc.h
...\......\m66592-udc.c
...\......\m66592-udc.h
...\......\Makefile
...\......\ndis.h
...\......\net2280.c
...\......\net2280.h
...\......\omap_udc.c
...\......\omap_udc.h
...\......\printer.c