/* Removes the USB controller from the bus in device mode. */
void USBDevDisconnect(unsigned long ulBase)
/* Removes the USB controller from the bus in device mode. */
void USBDevDisconnect(unsigned long ulBase)
{
    ASSERT(ulBase == USB0_BASE);
    HWREGB(ulBase + USB_O_POWER) &= (~USB_POWER_SOFTCONN);
}