Blackfin arch: add stubs for anomalies 447 and 448

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/mach-bf518/include/mach/anomaly.h b/arch/blackfin/mach-bf518/include/mach/anomaly.h
index 143a29d..c847bb1 100644
--- a/arch/blackfin/mach-bf518/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf518/include/mach/anomaly.h
@@ -86,5 +86,7 @@
 #define ANOMALY_05000386 (0)
 #define ANOMALY_05000412 (0)
 #define ANOMALY_05000432 (0)
+#define ANOMALY_05000447 (0)
+#define ANOMALY_05000448 (0)
 
 #endif