Staging: ipack: added support for the TEWS TPCI-200 carrier board

Driver for the carrier board TEWS TPCI-200, a bridge between PCIe bus and
IndustryPack bus.

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>