Move the PA Semi driver into drivers/net/ethernet/pasemi/ and
make the necessary Kconfig and Makefile changes.

CC: Olof Johansson <olof@lixom.net>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: NOlof Johansson <olof@lixom.net>