usb: musb: Add support for MediaTek musb controller
This adds support for MediaTek musb controller in host, peripheral and otg mode. There are some quirk of MediaTek musb controller, such as: -W1C interrupt status registers -Private data toggle registers -No dedicated DMA interrupt line Signed-off-by:Min Guo <min.guo@mediatek.com> Signed-off-by:
Yonglong Wu <yonglong.wu@mediatek.com> Signed-off-by:
Bin Liu <b-liu@ti.com> Link: https://lore.kernel.org/r/20200115132547.364-24-b-liu@ti.com Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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