tty/serial/pxa.c

751         struct uart_pxa_port *sport = dev_get_drvdata(dev);
753         if (sport)
754                 uart_suspend_port(&serial_pxa_reg, &sport->port);
761         struct uart_pxa_port *sport = dev_get_drvdata(dev);
763         if (sport)
764                 uart_resume_port(&serial_pxa_reg, &sport->port);
782 			       struct uart_pxa_port *sport)
795 	sport->port.line = ret;
801 	struct uart_pxa_port *sport;
814 	sport = kzalloc(sizeof(struct uart_pxa_port), GFP_KERNEL);
815 	if (!sport)
818 	sport->clk = clk_get(&dev->dev, NULL);
819 	if (IS_ERR(sport->clk)) {
820 		ret = PTR_ERR(sport->clk);
824 	ret = clk_prepare(sport->clk);
826 		clk_put(sport->clk);
830 	sport->port.type = PORT_PXA;
831 	sport->port.iotype = UPIO_MEM;
832 	sport->port.mapbase = mmres->start;
833 	sport->port.irq = irq;
834 	sport->port.fifosize = 64;
835 	sport->port.ops = &serial_pxa_pops;
836 	sport->port.dev = &dev->dev;
837 	sport->port.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
838 	sport->port.uartclk = clk_get_rate(sport->clk);
839 	sport->port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_PXA_CONSOLE);
841 	ret = serial_pxa_probe_dt(dev, sport);
843 		sport->port.line = dev->id;
846 	if (sport->port.line >= ARRAY_SIZE(serial_pxa_ports)) {
847 		dev_err(&dev->dev, "serial%d out of range\n", sport->port.line);
851 	snprintf(sport->name, PXA_NAME_LEN - 1, "UART%d", sport->port.line + 1);
853 	sport->port.membase = ioremap(mmres->start, resource_size(mmres));
854 	if (!sport->port.membase) {
859 	serial_pxa_ports[sport->port.line] = sport;
861 	uart_add_one_port(&serial_pxa_reg, &sport->port);
862 	platform_set_drvdata(dev, sport);
867 	clk_unprepare(sport->clk);
868 	clk_put(sport->clk);
870 	kfree(sport);