mipsnet: Move the MIPS driver

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

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig
index dae10a3..f1509a5 100644
--- a/drivers/net/ethernet/Kconfig
+++ b/drivers/net/ethernet/Kconfig
@@ -55,6 +55,15 @@
 source "drivers/net/ethernet/marvell/Kconfig"
 source "drivers/net/ethernet/mellanox/Kconfig"
 source "drivers/net/ethernet/micrel/Kconfig"
+
+config MIPS_SIM_NET
+	tristate "MIPS simulator Network device"
+	depends on MIPS_SIM
+	---help---
+	  The MIPSNET device is a simple Ethernet network device which is
+	  emulated by the MIPS Simulator.
+	  If you are not using a MIPSsim or are unsure, say N.
+
 source "drivers/net/ethernet/myricom/Kconfig"
 source "drivers/net/ethernet/natsemi/Kconfig"
 source "drivers/net/ethernet/8390/Kconfig"