tsi108*: Move the Tundra driver

Move the Tundra driver to drivers/net/ethernet/tundra/ and
make the necessary Kocnfig and Makefile changes.

CC: Kong Lai <kong.lai@tundra.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile
index e1f0b94..6cf7f99 100644
--- a/drivers/net/ethernet/Makefile
+++ b/drivers/net/ethernet/Makefile
@@ -43,4 +43,5 @@
 obj-$(CONFIG_NET_VENDOR_SUN) += sun/
 obj-$(CONFIG_NET_VENDOR_TEHUTI) += tehuti/
 obj-$(CONFIG_NET_VENDOR_TOSHIBA) += toshiba/
+obj-$(CONFIG_NET_VENDOR_TUNDRA) += tundra/
 obj-$(CONFIG_NET_VENDOR_VIA) += via/