diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index d06d7a0..4a50460 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <cpu_func.h>
 #include <pci.h>
 #include <command.h>
 #include <asm/byteorder.h>