diff --git a/src/device/oprom/include/io.h b/src/device/oprom/include/io.h
index d9b2139b7e..96dd5721f8 100644
--- a/src/device/oprom/include/io.h
+++ b/src/device/oprom/include/io.h
@@ -1,3 +1,6 @@
+#if CONFIG_ARCH_X86
+#include <arch/io.h>
+#else
 void outb(u8 val, u16 port);
 void outw(u16 val, u16 port);
 void outl(u32 val, u16 port);
@@ -5,5 +8,4 @@ void outl(u32 val, u16 port);
 u8 inb(u16 port);
 u16 inw(u16 port);
 u32 inl(u16 port);
-
-
+#endif