of_phandle_iterator_init
EXPORT_SYMBOL_GPL(of_phandle_iterator_init);
rc = of_phandle_iterator_init(&it, np, list_name, cells_name, -1);
for (of_phandle_iterator_init((it), (np), (ln), (cn), (cc)), \
extern int of_phandle_iterator_init(struct of_phandle_iterator *it,