ARM: mx3: dynamically allocate fsl-usb2-udc devices

While adapting the #defines for this I noticed that the offset
used for USB HS on i.MX35 differs from the documented offset.
I kept the working offset and commented that the documentation
differs.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
16 files changed