TODO:
	- Convert event tracing code to in-kernel tracing infrastructure
	- Check for remaining ioctl & check if that can be converted into
	  sysfs entries
	- Convert debug prints to appropriate dev_debug or something better
	- Modify Kconfig to add CONFIG option for enabling/disabling event
	  tracing.
	- check USB HCD implementation is complete and correct.
	- code review by USB developer community.
	- testing with as many devices as possible.

Please send any patches for this driver to
Shigekatsu Tateno <shigekatsu.tateno@atmel.com>
and Greg Kroah-Hartman <gregkh@linuxfoundation.org>.