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

Remove <common.h> from all "commmon/" files and when needed add
missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/flash.h b/include/flash.h
index 3710a27..0f73697 100644
--- a/include/flash.h
+++ b/include/flash.h
@@ -7,6 +7,8 @@
 #ifndef _FLASH_H_
 #define _FLASH_H_
 
+#include <linux/types.h>
+
 /*-----------------------------------------------------------------------
  * FLASH Info: contains chip specific data, per FLASH bank
  */