static int serial_pxa_resume(struct device *_dev, u32 level)
static int serial_pxa_resume(struct device *_dev)
static int serial_pxa_resume(struct device *_dev, u32 level){        struct uart_pxa_port *sport = dev_get_drvdata(_dev);        if (sport && level == RESUME_ENABLE)                uart_resume_port(&serial_pxa_reg, &sport->port);        return 0;}