net: Kconfig: Add FEC_MXC entry

Added kconfig for FEC_MXC driver.

Cc: Joe Hershberger <joe.hershberger@gmail.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 302c005..7b9961d 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -129,6 +129,13 @@
 	help
 	  This MAC is present in OpenRISC and Xtensa XTFPGA boards.
 
+config FEC_MXC
+	bool "FEC Ethernet controller"
+	depends on MX6
+	help
+	  This driver supports the 10/100 Fast Ethernet controller for
+	  NXP i.MX processors.
+
 config MVPP2
 	bool "Marvell Armada 375 network interface support"
 	depends on ARMADA_375