net: Remove old Xilinx Emac driver

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index ca071a3..4ab8ca3 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -58,10 +58,7 @@
 /*#define	CONFIG_SYS_RESET_ADDRESS	TEXT_BASE*/
 
 /* ethernet */
-#ifdef XILINX_EMAC_BASEADDR
-	#define CONFIG_XILINX_EMAC	1
-	#define CONFIG_SYS_ENET
-#elif XILINX_EMACLITE_BASEADDR
+#ifdef XILINX_EMACLITE_BASEADDR
 	#define CONFIG_XILINX_EMACLITE	1
 	#define CONFIG_SYS_ENET
 #elif XILINX_LLTEMAC_BASEADDR