FT232BM and FT245BM type chips including the popular bitbang mode.
Note: When you get a -5 error "can't claim usb device" during
ftdi_usb_open(), make sure the kernel ftdi_sio driver is unloaded.
WWW: http://www.intra2net.com/de/produkte/opensource/ftdi/
PR: ports/100982
Submitted by: Olexandr Davydenko <o.davydenko at gmail.com>