1 files changed, 22 insertions, 0 deletions

diff --git a/include/linux/of.h b/include/linux/of.h
index 3bad8d106e0e..bf65335b4d05 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -757,4 +757,26 @@ 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 */