usb: musb: ux500: add ux500 specific code for gadget side
Although U8500 and U5500 platforms use paltform dma, Inventra dma specific code can work for them for the most part. Only difference is for the Rx path where this patch is making use of request->short_not_ok to select dma mode. Signed-off-by: NMian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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