diff --git a/arch/arm/mach-imx/mx6/mp.c b/arch/arm/mach-imx/mx6/mp.c
index eda168d..2fdf070 100644
--- a/arch/arm/mach-imx/mx6/mp.c
+++ b/arch/arm/mach-imx/mx6/mp.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <cpu_func.h>
 #include <asm/io.h>
 #include <linux/errno.h>
 #include <asm/arch/sys_proto.h>