EHCI support for SuperH USB controller

configname: CONFIG_USB_EHCI_SH

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>EHCI support for SuperH USB controller
In linux kernel since version 2.6.39 (release Date: 2011-05-18)  
Enables support for the on-chip EHCI controller on the SuperH.
If you use the PCI EHCI controller, this option is not necessary.