Cleanup: fix "expected specifier-qualifier-list before 'phys_size_t'" errors

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/xilinx/ml300/serial.c b/board/xilinx/ml300/serial.c
index ba41f85..993dfa3 100644
--- a/board/xilinx/ml300/serial.c
+++ b/board/xilinx/ml300/serial.c
@@ -36,9 +36,9 @@
  *
  */
 
+#include <common.h>
 #include <asm/u-boot.h>
 #include <asm/processor.h>
-#include <common.h>
 #include <command.h>
 #include <config.h>