usb gadget: fix omap_udc DMA regression
This resolves another regression caused by the "use omap_read/write instead of __REG" patch: the hardware address used for DMA to/from the UDC became wrong. Bug noted by Russell King. Reported-by: Russell King <rmk@arm.linux.org.uk> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Acked-by: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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