xilinx/ll_temac: Move the Xilinx drivers

Move the Xilinx drivers into drivers/net/ethernet/xilinx/ and
make the necessary Kconfig and Makefile changes.

CC: John Williams <john.williams@petalogix.com>
CC: "David H. Lynch Jr." <dhlii@dlasys.net>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile
index 8495c50..fcecd5f 100644
--- a/drivers/net/ethernet/Makefile
+++ b/drivers/net/ethernet/Makefile
@@ -50,3 +50,4 @@
 obj-$(CONFIG_NET_VENDOR_TOSHIBA) += toshiba/
 obj-$(CONFIG_NET_VENDOR_TUNDRA) += tundra/
 obj-$(CONFIG_NET_VENDOR_VIA) += via/
+obj-$(CONFIG_NET_VENDOR_XILINX) += xilinx/