This adds a minimal generic driver for ULPI connected transceivers,
using the OTG framework functions recently introduced.
The driver got a table to match the ULPI chips, which currently only has
one entry for NXP's ISP 1504 transceiver.
Signed-off-by: Daniel Mack
Cc: Heikki Krogerus
Cc: David Brownell
Cc: Sascha Hauer
Signed-off-by: Greg Kroah-Hartman