netdev: Added KS8842 driver

This is a driver for the Micrel KS8842 ethernet switch.

The supplied code is for driving the KS8842 through the Timberdale FPGA
on the Russellville board, a development board for Intel Atom CPU
in the automotive area.

Signed-off-by: Richard Röjfors <richard.rojfors.ext@mocean-labs.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/Kconfig

@@ -1723,6 +1723,11 @@ config TLAN
 
 	  Please email feedback to <torben.mathiasen@compaq.com>.
 
+config KS8842
+	tristate "Micrel KSZ8842"
+	help
+	  This platform driver is for Micrel KSZ8842 chip.
+
 config VIA_RHINE
 	tristate "VIA Rhine support"
 	depends on NET_PCI && PCI

drivers/net/Makefile

@@ -86,6 +86,7 @@ obj-$(CONFIG_TC35815) += tc35815.o
 obj-$(CONFIG_SKGE) += skge.o
 obj-$(CONFIG_SKY2) += sky2.o
 obj-$(CONFIG_SKFP) += skfp/
+obj-$(CONFIG_KS8842)	+= ks8842.o
 obj-$(CONFIG_VIA_RHINE) += via-rhine.o
 obj-$(CONFIG_VIA_VELOCITY) += via-velocity.o
 obj-$(CONFIG_ADAPTEC_STARFIRE) += starfire.o