-#ifdef CONFIG_PM
-static int at91_serial_suspend(struct platform_device *pdev, pm_message_t state)
-{
- struct uart_port *port = platform_get_drvdata(pdev);
- struct at91_uart_port *at91_port = (struct at91_uart_port *) port;
-
- if (device_may_wakeup(&pdev->dev) && !at91_suspend_entering_slow_clock())
- enable_irq_wake(port->irq);
- else {
- disable_irq_wake(port->irq);
- uart_suspend_port(&at91_uart, port);
- at91_port->suspended = 1;
- }
-
- return 0;
-}
-
-static int at91_serial_resume(struct platform_device *pdev)
-{
- struct uart_port *port = platform_get_drvdata(pdev);
- struct at91_uart_port *at91_port = (struct at91_uart_port *) port;
-
- if (at91_port->suspended) {
- uart_resume_port(&at91_uart, port);
- at91_port->suspended = 0;
- }
-
- return 0;
-}
-#else
-#define at91_serial_suspend NULL
-#define at91_serial_resume NULL
-#endif
-
-static int __devinit at91_serial_probe(struct platform_device *pdev)
-{
- struct at91_uart_port *port;
- int ret;
-
- port = &at91_ports[pdev->id];
- at91_init_port(port, pdev);
-
- ret = uart_add_one_port(&at91_uart, &port->uart);
- if (!ret) {
- device_init_wakeup(&pdev->dev, 1);
- platform_set_drvdata(pdev, port);
- }
-
- return ret;
-}
-
-static int __devexit at91_serial_remove(struct platform_device *pdev)
-{
- struct uart_port *port = platform_get_drvdata(pdev);
- struct at91_uart_port *at91_port = (struct at91_uart_port *) port;
- int ret = 0;
-
- clk_disable(at91_port->clk);
- clk_put(at91_port->clk);
-
- device_init_wakeup(&pdev->dev, 0);
- platform_set_drvdata(pdev, NULL);
-
- if (port) {
- ret = uart_remove_one_port(&at91_uart, port);
- kfree(port);
- }
-
- return ret;
-}
-
-static struct platform_driver at91_serial_driver = {
- .probe = at91_serial_probe,
- .remove = __devexit_p(at91_serial_remove),
- .suspend = at91_serial_suspend,
- .resume = at91_serial_resume,
- .driver = {
- .name = "at91_usart",
- .owner = THIS_MODULE,
- },
-};
-