ppc4xx: Add fdt support for PLU405 boards

Signed-off-by: Matthias Fuchs <mf@esd.eu>
Signed-off-by: Stefan Roese <sr@denx.de>

include/configs/PLU405.h

@@ -89,6 +89,8 @@
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_EEPROM
 
+#define CONFIG_OF_LIBFDT
+#define CONFIG_OF_BOARD_SETUP
 
 #define CONFIG_MAC_PARTITION
 #define CONFIG_DOS_PARTITION