Makalu: fix compile warning

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/amcc/makalu/makalu.c b/board/amcc/makalu/makalu.c
index 15e51f4..25dd715 100644
--- a/board/amcc/makalu/makalu.c
+++ b/board/amcc/makalu/makalu.c
@@ -28,6 +28,7 @@
 #include <asm/processor.h>
 #include <asm/gpio.h>
 #include <asm/io.h>
+#include <fdt_support.h>
 
 #if defined(CONFIG_PCI)
 #include <pci.h>