diff --git a/ichspi.c b/ichspi.c
index 8add13e..e9a3611 100644
--- a/ichspi.c
+++ b/ichspi.c
@@ -33,6 +33,8 @@
  *
  */
 
+#if defined(__i386__) || defined(__x86_64__)
+
 #include <string.h>
 #include "flash.h"
 #include "chipdrivers.h"
@@ -832,3 +834,5 @@
 	}
 	return ret;
 }
+
+#endif