board: ea: Remove <common.h> and add needed includes

Remove <common.h> from this board vendor directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>

board/ea/ea-lpc3250devkitv2/ea-lpc3250devkitv2.c

@@ -5,7 +5,7 @@
  */
 
 #include <init.h>
-#include <common.h>
+#include <config.h>
 #include <asm/io.h>
 #include <asm/global_data.h>
 

board/ea/mx7ulp_com/mx7ulp_com.c

@@ -3,7 +3,6 @@
  * Copyright (C) 2016 Freescale Semiconductor, Inc.
  */
 
-#include <common.h>
 #include <init.h>
 #include <asm/global_data.h>
 #include <asm/io.h>