--- zzzz-none-000/linux-3.10.107/include/linux/of.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/include/linux/of.h	2021-11-10 11:53:56.000000000 +0000
@@ -83,7 +83,7 @@
 {
 	return node;
 }
-static inline void of_node_put(struct device_node *node) { }
+static inline void of_node_put(struct device_node *node __maybe_unused) { }
 #endif /* !CONFIG_OF_DYNAMIC */
 
 #ifdef CONFIG_OF
@@ -226,6 +226,8 @@
 	return num;
 }
 
+/* cache lookup */
+extern struct device_node *of_find_next_cache_node(const struct device_node *);
 extern struct device_node *of_find_node_with_property(
 	struct device_node *from, const char *prop_name);
 #define for_each_node_with_property(dn, prop_name) \
@@ -264,6 +266,7 @@
 extern const void *of_get_property(const struct device_node *node,
 				const char *name,
 				int *lenp);
+extern struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
 #define for_each_property_of_node(dn, pp) \
 	for (pp = dn->properties; pp != NULL; pp = pp->next)
 
@@ -451,6 +454,12 @@
 	return NULL;
 }
 
+static inline struct device_node *of_get_cpu_node(int cpu,
+					unsigned int *thread)
+{
+	return NULL;
+}
+
 static inline int of_property_read_u64(const struct device_node *np,
 				       const char *propname, u64 *out_value)
 {
@@ -506,7 +515,7 @@
 #endif /* CONFIG_OF */
 
 #ifndef of_node_to_nid
-static inline int of_node_to_nid(struct device_node *np)
+static inline int of_node_to_nid(struct device_node *np __maybe_unused)
 {
 	return numa_node_id();
 }