1 files changed, 38 insertions, 1 deletions

diff --git a/include/linux/of.h b/include/linux/of.h
index bfc0ed1b0ced..9180dc5cb00b 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -195,6 +195,14 @@ extern struct device_node *of_find_node_with_property(
 extern struct property *of_find_property(const struct device_node *np,
                                          const char *name,
                                          int *lenp);
+extern int of_property_read_u32_array(const struct device_node *np,
+                                      const char *propname,
+                                      u32 *out_values,
+                                      size_t sz);
+
+extern int of_property_read_string(struct device_node *np,
+                                   const char *propname,
+                                   const char **out_string);
 extern int of_device_is_compatible(const struct device_node *device,
                                    const char *);
 extern int of_device_is_available(const struct device_node *device);
@@ -227,12 +235,41 @@ extern void of_attach_node(struct device_node *);
 extern void of_detach_node(struct device_node *);
 #endif
 
-#else
+#else /* CONFIG_OF */
 
 static inline bool of_have_populated_dt(void)
 {
         return false;
 }
 
+static inline int of_property_read_u32_array(const struct device_node *np,
+                                             const char *propname,
+                                             u32 *out_values, size_t sz)
+{
+        return -ENOSYS;
+}
+
+static inline int of_property_read_string(struct device_node *np,
+                                          const char *propname,
+                                          const char **out_string)
+{
+        return -ENOSYS;
+}
+
+static inline const void *of_get_property(const struct device_node *node,
+                                const char *name,
+                                int *lenp)
+{
+        return NULL;
+}
+
 #endif /* CONFIG_OF */
+
+static inline int of_property_read_u32(const struct device_node *np,
+                                       const char *propname,
+                                       u32 *out_value)
+{
+        return of_property_read_u32_array(np, propname, out_value, 1);
+}
+
 #endif /* _LINUX_OF_H */