ARM: mmp: add usb host support for PXA168

The ehci-mv can support PXA168, PXA910 and PXA920, use this driver to
support pxa168 SPH usb.

Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
3 files changed