[SPARC64]: Add of_find_node_by_{name,type}().

Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/prom.c

@@ -63,6 +63,32 @@ struct device_node *of_find_node_by_path(const char *path)
 	return np;
 }
 
+struct device_node *of_find_node_by_name(struct device_node *from,
+	const char *name)
+{
+	struct device_node *np;
+
+	np = from ? from->allnext : allnodes;
+	for (; np != NULL; np = np->allnext)
+		if (np->name != NULL && strcmp(np->name, name) == 0)
+			break;
+
+	return np;
+}
+
+struct device_node *of_find_node_by_type(struct device_node *from,
+	const char *type)
+{
+	struct device_node *np;
+
+	np = from ? from->allnext : allnodes;
+	for (; np != 0; np = np->allnext)
+		if (np->type != 0 && strcmp(np->type, type) == 0)
+			break;
+
+	return np;
+}
+
 struct property *of_find_property(struct device_node *np, const char *name,
 				  int *lenp)
 {

include/asm-sparc64/prom.h

@@ -65,6 +65,16 @@ static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_e
 	dn->pde = de;
 }
 
+extern struct device_node *of_find_node_by_name(struct device_node *from,
+	const char *name);
+#define for_each_node_by_name(dn, name) \
+	for (dn = of_find_node_by_name(NULL, name); dn; \
+	     dn = of_find_node_by_name(dn, name))
+extern struct device_node *of_find_node_by_type(struct device_node *from,
+	const char *type);
+#define for_each_node_by_type(dn, type) \
+	for (dn = of_find_node_by_type(NULL, type); dn; \
+	     dn = of_find_node_by_type(dn, type))
 extern struct device_node *of_find_node_by_path(const char *path);
 extern struct device_node *of_get_parent(const struct device_node *node);
 extern struct device_node *of_get_next_child(const struct device_node *node,