diff --git a/include/dm/of.h b/include/dm/of.h
index 461e25aa19..6bef73b441 100644
--- a/include/dm/of.h
+++ b/include/dm/of.h
@@ -111,7 +111,7 @@ static inline const char *of_node_full_name(const struct device_node *np)
 
 /* Default #address and #size cells */
 #if !defined(OF_ROOT_NODE_ADDR_CELLS_DEFAULT)
-#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
+#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
 #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
 #endif