extern int of_flat_dt_is_compatible(unsigned long node, const char *name);
extern int of_flat_dt_match(unsigned long node, const char *const *matches);
extern unsigned long of_get_flat_dt_root(void);
+extern int of_scan_flat_dt_by_path(const char *path,
+ int (*it)(unsigned long node, const char *name, int depth, void *data),
+ void *data);
extern int early_init_dt_scan_chosen(unsigned long node, const char *uname,
int depth, void *data);