diff --git a/include/asm-arm/u-boot-arm.h b/include/asm-arm/u-boot-arm.h
index 4c92b1f..d5dbd6d 100644
--- a/include/asm-arm/u-boot-arm.h
+++ b/include/asm-arm/u-boot-arm.h
@@ -43,6 +43,8 @@
 /* board/.../... */
 int	board_init(void);
 int	dram_init (void);
+void	setup_serial_tag (struct tag **params);
+void	setup_revision_tag (struct tag **params);
 
 /* ------------------------------------------------------------ */
 /* Here is a list of some prototypes which are incompatible to	*/