of_range_to_resource
err = of_range_to_resource(np, 0, res);
if (of_range_to_resource(np, 0, &res)) {
if (!of_range_to_resource(soc, 0, &res))
EXPORT_SYMBOL(of_range_to_resource);
ret = of_range_to_resource(np, 1, &res);
extern int of_range_to_resource(struct device_node *np, int index,