of_console_check
EXPORT_SYMBOL_GPL(of_console_check);
of_console_check(uport->dev->of_node, uport->cons->name, uport->line);
of_console_check(uport->dev->of_node, SPRD_TTY_NAME, uport->line))
bool of_console_check(const struct device_node *dn, char *name, int index);