EHCI HCD (USB 2.0) support
Support for Freescale controller <*>
Support for DR host port on Freescale controller <*>
USB Gadget Support <*>
USB Gadget Drivers <*>
USB OTG pin detect support <*>
You may need to customize mx50_arm2_usb_set_vbus(bool enable) in arch/arm/mach-mx5/mx50_rdp.c, so that the OTG driver can turn on the VBUS when the peripheral is attached to the OTG port.