Add the sysconfig class bits for the Super Speed USB
controllers
Signed-off-by: NRoger Quadros <rogerq@ti.com>
Reviewed-by: NRajendra Nayak <rnayak@ti.com>
Tested-by: NSekhar Nori <nsekhar@ti.com>
Signed-off-by: NPaul Walmsley <paul@pwsan.com>