1 files changed, 14 insertions, 6 deletions

diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index cbd297f44cce..97ef1cd71a4d 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -126,8 +126,14 @@ extern struct device_node *find_all_nodes(void);
 /* New style node lookup */
 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_compatible_node(struct device_node *from,
         const char *type, const char *compat);
 extern struct device_node *of_find_node_by_path(const char *path);
@@ -143,12 +149,14 @@ extern struct device_node *of_node_get(struct device_node *node);
 extern void of_node_put(struct device_node *node);
 
 /* For scanning the flat device-tree at boot time */
-int __init of_scan_flat_dt(int (*it)(unsigned long node,
-                                     const char *uname, int depth,
-                                     void *data),
-                           void *data);
-void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
-                                 unsigned long *size);
+extern int __init of_scan_flat_dt(int (*it)(unsigned long node,
+                                            const char *uname, int depth,
+                                            void *data),
+                                  void *data);
+extern void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
+                                        unsigned long *size);
+extern int __init of_flat_dt_is_compatible(unsigned long node, const char *name);
+extern unsigned long __init of_get_flat_dt_root(void);
 
 /* For updating the device tree at runtime */
 extern void of_attach_node(struct device_node *);