dt: add empty of_find_compatible_node function

Add empty of_find_compatible_node function for !CONFIG_OF build.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/include/linux/of.h b/include/linux/of.h
index a75a831..92cf6ad 100644 (file)
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -281,6 +281,14 @@ static inline struct property *of_find_property(const struct device_node *np,
        return NULL;
 }
 
+static inline struct device_node *of_find_compatible_node(
+                                               struct device_node *from,
+                                               const char *type,
+                                               const char *compat)
+{
+       return NULL;
+}
+
 static inline int of_property_read_u32_array(const struct device_node *np,
                                             const char *propname,
                                             u32 *out_values, size_t sz)