serial: move CFG_SCIF_CONSOLE to CONFIG_SCIF_CONSOLE

move also conditional compilation to Makefile

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/r7780mp.h b/include/configs/r7780mp.h
index 4c82c5a..0b08f18 100644
--- a/include/configs/r7780mp.h
+++ b/include/configs/r7780mp.h
@@ -49,7 +49,7 @@
 #define CONFIG_CMD_EXT2
 #define CONFIG_DOS_PARTITION
 
-#define CFG_SCIF_CONSOLE	1
+#define CONFIG_SCIF_CONSOLE	1
 #define CONFIG_BAUDRATE		115200
 #define CONFIG_CONS_SCIF0	1