Add mac driver for w90p910

Add mac driver support for evaluation board based on w90p910.

Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/arm/Kconfig b/drivers/net/arm/Kconfig
index 2895db1..c37ee9e 100644
--- a/drivers/net/arm/Kconfig
+++ b/drivers/net/arm/Kconfig
@@ -63,3 +63,11 @@
 	help
 	  Say Y here if you want to use built-in Ethernet ports
 	  on IXP4xx processor.
+
+config W90P910_ETH
+	tristate "Nuvoton w90p910 Ethernet support"
+	depends on ARM && ARCH_W90X900
+	select PHYLIB
+	help
+	  Say Y here if you want to use built-in Ethernet ports
+	  on w90p910 processor.