diff --git a/include/ppc4xx.h b/include/ppc4xx.h
index 0a8479f262309438085573b263a1e49114a6c1c0..1d06da8779d0087a16bbbe0966c7fd9c6751aad1 100644
--- a/include/ppc4xx.h
+++ b/include/ppc4xx.h
@@ -46,6 +46,12 @@
 #endif
 
 #if defined(CONFIG_440)
+/*
+ * Enable long long (%ll ...) printf format on 440 PPC's since most of
+ * them support 36bit physical addressing
+ */
+#define CFG_64BIT_VSPRINTF
+#define CFG_64BIT_STRTOUL
 #include <ppc440.h>
 #else
 #include <ppc405.h>