1 files changed, 29 insertions, 0 deletions

diff --git a/include/linux/of.h b/include/linux/of.h
index e6f0988c1c68..196b34c1ef4e 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -130,6 +130,12 @@ static inline int of_node_check_flag(struct device_node *n, unsigned long flag)
         return test_bit(flag, &n->_flags);
 }
 
+static inline int of_node_test_and_set_flag(struct device_node *n,
+                                            unsigned long flag)
+{
+        return test_and_set_bit(flag, &n->_flags);
+}
+
 static inline void of_node_set_flag(struct device_node *n, unsigned long flag)
 {
         set_bit(flag, &n->_flags);
@@ -197,6 +203,7 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
 /* flag descriptions */
 #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_POPULATED    3 /* device already created for the node */
 
 #define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
 #define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
@@ -757,4 +764,26 @@ static inline int of_get_available_child_count(const struct device_node *np)
         return num;
 }
 
+#ifdef CONFIG_OF
+#define _OF_DECLARE(table, name, compat, fn, fn_type)                   \
+        static const struct of_device_id __of_table_##name              \
+                __used __section(__##table##_of_table)                  \
+                 = { .compatible = compat,                              \
+                     .data = (fn == (fn_type)NULL) ? fn : fn  }
+#else
+#define _OF_DECLARE(table, name, compat, fn, fn_type)                                   \
+        static const struct of_device_id __of_table_##name              \
+                __attribute__((unused))                                 \
+                 = { .compatible = compat,                              \
+                     .data = (fn == (fn_type)NULL) ? fn : fn }
+#endif
+
+typedef int (*of_init_fn_2)(struct device_node *, struct device_node *);
+typedef void (*of_init_fn_1)(struct device_node *);
+
+#define OF_DECLARE_1(table, name, compat, fn) \
+                _OF_DECLARE(table, name, compat, fn, of_init_fn_1)
+#define OF_DECLARE_2(table, name, compat, fn) \
+                _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
+
 #endif /* _LINUX_OF_H */