net: Add Aeroflex Gaisler 10/100/1G Ethernet MAC driver

Adds device driver for Aeroflex Gaisler 10/100 and 10/100/1G Ethernet
MAC IP cores.

Signed-off-by: Kristoffer Glembo <kristoffer@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 0690577..17ff15f 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -995,6 +995,14 @@
 	help
 	  Say Y here if you want to use the OpenCores 10/100 Mbps Ethernet MAC.
 
+config GRETH
+	tristate "Aeroflex Gaisler GRETH Ethernet MAC support"
+	depends on OF
+	select PHYLIB
+	select CRC32
+	help
+	  Say Y here if you want to use the Aeroflex Gaisler GRETH Ethernet MAC.
+
 config SMC911X
 	tristate "SMSC LAN911[5678] support"
 	select CRC32