41 mtk8250_set_termios(struct uart_port *port, struct ktermios *termios,  in mtk8250_set_termios()  argument
48 		container_of(port, struct uart_8250_port, port);  in mtk8250_set_termios()
50 	serial8250_do_set_termios(port, termios, old);  in mtk8250_set_termios()
65 	baud = uart_get_baud_rate(port, termios, old,  in mtk8250_set_termios()
66 				  port->uartclk / 16 / 0xffff,  in mtk8250_set_termios()
67 				  port->uartclk / 16);  in mtk8250_set_termios()
70 		serial_port_out(port, UART_MTK_HIGHS, 0x0);  in mtk8250_set_termios()
71 		quot = uart_get_divisor(port, baud);  in mtk8250_set_termios()
73 		serial_port_out(port, UART_MTK_HIGHS, 0x2);  in mtk8250_set_termios()
78 		quot = DIV_ROUND_UP(port->uartclk, 4 * baud);  in mtk8250_set_termios()
80 		serial_port_out(port, UART_MTK_HIGHS, 0x3);  in mtk8250_set_termios()
85 		quot = DIV_ROUND_UP(port->uartclk, 256 * baud);  in mtk8250_set_termios()
92 	spin_lock_irqsave(&port->lock, flags);  in mtk8250_set_termios()
95 	serial_port_out(port, UART_LCR, up->lcr | UART_LCR_DLAB);  in mtk8250_set_termios()
99 	serial_port_out(port, UART_LCR, up->lcr);  in mtk8250_set_termios()
104 		tmp = DIV_ROUND_CLOSEST(port->uartclk, quot * baud);  in mtk8250_set_termios()
105 		serial_port_out(port, UART_MTK_SAMPLE_COUNT, tmp - 1);  in mtk8250_set_termios()
106 		serial_port_out(port, UART_MTK_SAMPLE_POINT,  in mtk8250_set_termios()
109 		serial_port_out(port, UART_MTK_SAMPLE_COUNT, 0x00);  in mtk8250_set_termios()
110 		serial_port_out(port, UART_MTK_SAMPLE_POINT, 0xff);  in mtk8250_set_termios()
113 	spin_unlock_irqrestore(&port->lock, flags);  in mtk8250_set_termios()
150 mtk8250_do_pm(struct uart_port *port, unsigned int state, unsigned int old)  in mtk8250_do_pm()  argument
153 		pm_runtime_get_sync(port->dev);  in mtk8250_do_pm()
155 	serial8250_do_pm(port, state, old);  in mtk8250_do_pm()
158 		pm_runtime_put_sync_suspend(port->dev);  in mtk8250_do_pm()
199 	uart.port.membase = devm_ioremap(&pdev->dev, regs->start,  in mtk8250_probe()
201 	if (!uart.port.membase)  in mtk8250_probe()
209 		err = mtk8250_probe_of(pdev, &uart.port, data);  in mtk8250_probe()
215 	spin_lock_init(&uart.port.lock);  in mtk8250_probe()
216 	uart.port.mapbase = regs->start;  in mtk8250_probe()
217 	uart.port.irq = irq->start;  in mtk8250_probe()
218 	uart.port.pm = mtk8250_do_pm;  in mtk8250_probe()
219 	uart.port.type = PORT_16550;  in mtk8250_probe()
220 	uart.port.flags = UPF_BOOT_AUTOCONF | UPF_FIXED_PORT;  in mtk8250_probe()
221 	uart.port.dev = &pdev->dev;  in mtk8250_probe()
222 	uart.port.iotype = UPIO_MEM32;  in mtk8250_probe()
223 	uart.port.regshift = 2;  in mtk8250_probe()
224 	uart.port.private_data = data;  in mtk8250_probe()
225 	uart.port.set_termios = mtk8250_set_termios;  in mtk8250_probe()
226 	uart.port.uartclk = clk_get_rate(data->uart_clk);  in mtk8250_probe()
229 	writel(0x0, uart.port.membase +  in mtk8250_probe()
230 			(MTK_UART_RATE_FIX << uart.port.regshift));  in mtk8250_probe()
312 	if (!device->port.membase)  in early_mtk8250_setup()
315 	device->port.iotype = UPIO_MEM32;  in early_mtk8250_setup()