1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/of.h b/include/linux/of.h
index 65a158dc7257..a66c1eb31693 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -69,6 +69,9 @@ struct device_node {
 #define OF_DYNAMIC      1 /* node and properties were allocated via kmalloc */
 #define OF_DETACHED     2 /* node has been detached from the device tree */
 
+#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
+#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
+
 #define OF_BAD_ADDR     ((u64)-1)
 
 extern struct device_node *of_find_node_by_name(struct device_node *from,