build efc.o and flashd.o as part of build process
diff --git a/firmware/include_sam3s/chip.h b/firmware/include_sam3s/chip.h
index 3c25ce3..e6af94e 100644
--- a/firmware/include_sam3s/chip.h
+++ b/firmware/include_sam3s/chip.h
@@ -53,5 +53,7 @@
 #include "trace.h"
 #include "wdt.h"
 #include "unique_id.h"
+#include "efc.h"
+#include "flashd.h"
 
 #endif /* _LIB_SAM3S_ */