usb: musb: Add support for MediaTek musb controller

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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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This commit is contained in:

Min Guo 2020-01-15 07:25:45 -06:00 • committed by Greg Kroah-Hartman

parent 9c93d7fd46

commit 0990366bab

3 changed files with 591 additions and 1 deletions

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9

drivers/usb/musb/Kconfig

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1

drivers/usb/musb/Makefile

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582

drivers/usb/musb/mediatek.c

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