ioc3-eth/meth: Move the SGI drivers

Move the SGI drivers into drivers/net/ethernet/sgi/ and make the
necessary Kconfig and Makefile changes.

CC: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig
index ed42850..7d25fa4 100644
--- a/drivers/net/ethernet/Kconfig
+++ b/drivers/net/ethernet/Kconfig
@@ -37,6 +37,7 @@
 source "drivers/net/ethernet/racal/Kconfig"
 source "drivers/net/ethernet/realtek/Kconfig"
 source "drivers/net/ethernet/sfc/Kconfig"
+source "drivers/net/ethernet/sgi/Kconfig"
 source "drivers/net/ethernet/smsc/Kconfig"
 source "drivers/net/ethernet/stmicro/Kconfig"
 source "drivers/net/ethernet/sun/Kconfig"