configs: imx6-engicam: Drop fec phy address and mode

Now all the fec related phy properties are now accessible
via dts. So drop the explicit config items from common
config file, imx6-engicam.h

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/include/configs/imx6-engicam.h b/include/configs/imx6-engicam.h
index 46529a6..18327fb 100644
--- a/include/configs/imx6-engicam.h
+++ b/include/configs/imx6-engicam.h
@@ -156,17 +156,6 @@
 /* MTD device */
 #endif
 
-/* Ethernet */
-#ifdef CONFIG_FEC_MXC
-# ifdef CONFIG_TARGET_MX6Q_ICORE_RQS
-#  define CONFIG_FEC_MXC_PHYADDR	3
-#  define CONFIG_FEC_XCV_TYPE		RGMII
-# else
-#  define CONFIG_FEC_MXC_PHYADDR	0
-#  define CONFIG_FEC_XCV_TYPE		RMII
-# endif
-#endif
-
 /* Falcon Mode */
 #ifdef CONFIG_SPL_OS_BOOT
 # define CONFIG_SPL_FS_LOAD_ARGS_NAME	"args"