197 	struct uart_port	*port;  member
220 	struct uart_port *port = (struct uart_port *)dev_id;  in cdns_uart_handle_rx()  local
221 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_uart_handle_rx()
231 	while ((readl(port->membase + CDNS_UART_SR) &  in cdns_uart_handle_rx()
234 			rxbs_status = readl(port->membase + CDNS_UART_RXBS);  in cdns_uart_handle_rx()
235 		data = readl(port->membase + CDNS_UART_FIFO);  in cdns_uart_handle_rx()
236 		port->icount.rx++;  in cdns_uart_handle_rx()
245 				port->read_status_mask |= CDNS_UART_IXR_BRK;  in cdns_uart_handle_rx()
251 			port->icount.brk++;  in cdns_uart_handle_rx()
253 			if (uart_handle_break(port))  in cdns_uart_handle_rx()
257 		isrstatus &= port->read_status_mask;  in cdns_uart_handle_rx()
258 		isrstatus &= ~port->ignore_status_mask;  in cdns_uart_handle_rx()
259 		status_mask = port->read_status_mask;  in cdns_uart_handle_rx()
260 		status_mask &= ~port->ignore_status_mask;  in cdns_uart_handle_rx()
263 		    (port->read_status_mask & CDNS_UART_IXR_BRK)) {  in cdns_uart_handle_rx()
264 			port->read_status_mask &= ~CDNS_UART_IXR_BRK;  in cdns_uart_handle_rx()
265 			port->icount.brk++;  in cdns_uart_handle_rx()
266 			if (uart_handle_break(port))  in cdns_uart_handle_rx()
270 		if (uart_handle_sysrq_char(port, data))  in cdns_uart_handle_rx()
276 				port->icount.parity++;  in cdns_uart_handle_rx()
281 				port->icount.frame++;  in cdns_uart_handle_rx()
286 				port->icount.parity++;  in cdns_uart_handle_rx()
291 				port->icount.frame++;  in cdns_uart_handle_rx()
296 			port->icount.overrun++;  in cdns_uart_handle_rx()
297 			tty_insert_flip_char(&port->state->port, 0,  in cdns_uart_handle_rx()
300 		tty_insert_flip_char(&port->state->port, data, status);  in cdns_uart_handle_rx()
303 	spin_unlock(&port->lock);  in cdns_uart_handle_rx()
304 	tty_flip_buffer_push(&port->state->port);  in cdns_uart_handle_rx()
305 	spin_lock(&port->lock);  in cdns_uart_handle_rx()
315 	struct uart_port *port = (struct uart_port *)dev_id;  in cdns_uart_handle_tx()  local
318 	if (uart_circ_empty(&port->state->xmit)) {  in cdns_uart_handle_tx()
319 		writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_IDR);  in cdns_uart_handle_tx()
321 		numbytes = port->fifosize;  in cdns_uart_handle_tx()
322 		while (numbytes && !uart_circ_empty(&port->state->xmit) &&  in cdns_uart_handle_tx()
323 		       !(readl(port->membase + CDNS_UART_SR) &  in cdns_uart_handle_tx()
331 				port->state->xmit.buf[port->state->xmit.tail],  in cdns_uart_handle_tx()
332 					port->membase + CDNS_UART_FIFO);  in cdns_uart_handle_tx()
334 			port->icount.tx++;  in cdns_uart_handle_tx()
340 			port->state->xmit.tail =  in cdns_uart_handle_tx()
341 				(port->state->xmit.tail + 1) &  in cdns_uart_handle_tx()
348 				&port->state->xmit) < WAKEUP_CHARS)  in cdns_uart_handle_tx()
349 			uart_write_wakeup(port);  in cdns_uart_handle_tx()
362 	struct uart_port *port = (struct uart_port *)dev_id;  in cdns_uart_isr()  local
365 	spin_lock(&port->lock);  in cdns_uart_isr()
370 	isrstatus = readl(port->membase + CDNS_UART_ISR);  in cdns_uart_isr()
371 	writel(isrstatus, port->membase + CDNS_UART_ISR);  in cdns_uart_isr()
383 	    !(readl(port->membase + CDNS_UART_CR) & CDNS_UART_CR_RX_DIS))  in cdns_uart_isr()
386 	spin_unlock(&port->lock);  in cdns_uart_isr()
459 static unsigned int cdns_uart_set_baud_rate(struct uart_port *port,  in cdns_uart_set_baud_rate()  argument
466 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_uart_set_baud_rate()
468 	calc_baud = cdns_uart_calc_baud_divs(port->uartclk, baud, &bdiv, &cd,  in cdns_uart_set_baud_rate()
472 	mreg = readl(port->membase + CDNS_UART_MR);  in cdns_uart_set_baud_rate()
477 	writel(mreg, port->membase + CDNS_UART_MR);  in cdns_uart_set_baud_rate()
478 	writel(cd, port->membase + CDNS_UART_BAUDGEN);  in cdns_uart_set_baud_rate()
479 	writel(bdiv, port->membase + CDNS_UART_BAUDDIV);  in cdns_uart_set_baud_rate()
497 	struct uart_port *port;  in cdns_uart_clk_notifier_cb()  local
503 	port = cdns_uart->port;  in cdns_uart_clk_notifier_cb()
504 	if (port->suspended)  in cdns_uart_clk_notifier_cb()
519 			dev_warn(port->dev, "clock rate change rejected\n");  in cdns_uart_clk_notifier_cb()
523 		spin_lock_irqsave(&cdns_uart->port->lock, flags);  in cdns_uart_clk_notifier_cb()
526 		ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
528 		writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
530 		spin_unlock_irqrestore(&cdns_uart->port->lock, flags);  in cdns_uart_clk_notifier_cb()
540 		spin_lock_irqsave(&cdns_uart->port->lock, flags);  in cdns_uart_clk_notifier_cb()
543 		port->uartclk = ndata->new_rate;  in cdns_uart_clk_notifier_cb()
545 		cdns_uart->baud = cdns_uart_set_baud_rate(cdns_uart->port,  in cdns_uart_clk_notifier_cb()
550 			spin_lock_irqsave(&cdns_uart->port->lock, flags);  in cdns_uart_clk_notifier_cb()
553 		ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
555 		writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
557 		while (readl(port->membase + CDNS_UART_CR) &  in cdns_uart_clk_notifier_cb()
566 		writel(rx_timeout, port->membase + CDNS_UART_RXTOUT);  in cdns_uart_clk_notifier_cb()
567 		ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
570 		writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_clk_notifier_cb()
572 		spin_unlock_irqrestore(&cdns_uart->port->lock, flags);  in cdns_uart_clk_notifier_cb()
585 static void cdns_uart_start_tx(struct uart_port *port)  in cdns_uart_start_tx()  argument
589 	if (uart_tx_stopped(port))  in cdns_uart_start_tx()
596 	status = readl(port->membase + CDNS_UART_CR);  in cdns_uart_start_tx()
599 	writel(status, port->membase + CDNS_UART_CR);  in cdns_uart_start_tx()
601 	if (uart_circ_empty(&port->state->xmit))  in cdns_uart_start_tx()
604 	cdns_uart_handle_tx(port);  in cdns_uart_start_tx()
606 	writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_ISR);  in cdns_uart_start_tx()
608 	writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_IER);  in cdns_uart_start_tx()
615 static void cdns_uart_stop_tx(struct uart_port *port)  in cdns_uart_stop_tx()  argument
619 	regval = readl(port->membase + CDNS_UART_CR);  in cdns_uart_stop_tx()
622 	writel(regval, port->membase + CDNS_UART_CR);  in cdns_uart_stop_tx()
629 static void cdns_uart_stop_rx(struct uart_port *port)  in cdns_uart_stop_rx()  argument
634 	writel(CDNS_UART_RX_IRQS, port->membase + CDNS_UART_IDR);  in cdns_uart_stop_rx()
637 	regval = readl(port->membase + CDNS_UART_CR);  in cdns_uart_stop_rx()
639 	writel(regval, port->membase + CDNS_UART_CR);  in cdns_uart_stop_rx()
648 static unsigned int cdns_uart_tx_empty(struct uart_port *port)  in cdns_uart_tx_empty()  argument
652 	status = readl(port->membase + CDNS_UART_SR) &  in cdns_uart_tx_empty()
663 static void cdns_uart_break_ctl(struct uart_port *port, int ctl)  in cdns_uart_break_ctl()  argument
668 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_break_ctl()
670 	status = readl(port->membase + CDNS_UART_CR);  in cdns_uart_break_ctl()
674 				port->membase + CDNS_UART_CR);  in cdns_uart_break_ctl()
678 					port->membase + CDNS_UART_CR);  in cdns_uart_break_ctl()
680 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_break_ctl()
690 static void cdns_uart_set_termios(struct uart_port *port,  in cdns_uart_set_termios()  argument
698 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_set_termios()
701 	ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
703 	writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
710 	minbaud = port->uartclk /  in cdns_uart_set_termios()
712 	maxbaud = port->uartclk / (CDNS_UART_BDIV_MIN + 1);  in cdns_uart_set_termios()
713 	baud = uart_get_baud_rate(port, termios, old, minbaud, maxbaud);  in cdns_uart_set_termios()
714 	baud = cdns_uart_set_baud_rate(port, baud);  in cdns_uart_set_termios()
719 	uart_update_timeout(port, termios->c_cflag, baud);  in cdns_uart_set_termios()
722 	ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
724 	writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
726 	while (readl(port->membase + CDNS_UART_CR) &  in cdns_uart_set_termios()
734 	ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
737 	writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_set_termios()
739 	writel(rx_timeout, port->membase + CDNS_UART_RXTOUT);  in cdns_uart_set_termios()
741 	port->read_status_mask = CDNS_UART_IXR_TXEMPTY | CDNS_UART_IXR_RXTRIG |  in cdns_uart_set_termios()
743 	port->ignore_status_mask = 0;  in cdns_uart_set_termios()
746 		port->read_status_mask |= CDNS_UART_IXR_PARITY |  in cdns_uart_set_termios()
750 		port->ignore_status_mask |= CDNS_UART_IXR_PARITY |  in cdns_uart_set_termios()
755 		port->ignore_status_mask |= CDNS_UART_IXR_RXTRIG |  in cdns_uart_set_termios()
759 	mode_reg = readl(port->membase + CDNS_UART_MR);  in cdns_uart_set_termios()
800 	writel(cval, port->membase + CDNS_UART_MR);  in cdns_uart_set_termios()
802 	cval = readl(port->membase + CDNS_UART_MODEMCR);  in cdns_uart_set_termios()
807 	writel(cval, port->membase + CDNS_UART_MODEMCR);  in cdns_uart_set_termios()
809 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_set_termios()
818 static int cdns_uart_startup(struct uart_port *port)  in cdns_uart_startup()  argument
820 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_uart_startup()
828 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_startup()
832 			port->membase + CDNS_UART_CR);  in cdns_uart_startup()
838 			port->membase + CDNS_UART_CR);  in cdns_uart_startup()
840 	while (readl(port->membase + CDNS_UART_CR) &  in cdns_uart_startup()
848 	status = readl(port->membase + CDNS_UART_CR);  in cdns_uart_startup()
851 	writel(status, port->membase + CDNS_UART_CR);  in cdns_uart_startup()
858 		port->membase + CDNS_UART_MR);  in cdns_uart_startup()
864 	writel(rx_trigger_level, port->membase + CDNS_UART_RXWM);  in cdns_uart_startup()
870 	writel(rx_timeout, port->membase + CDNS_UART_RXTOUT);  in cdns_uart_startup()
873 	writel(readl(port->membase + CDNS_UART_ISR),  in cdns_uart_startup()
874 			port->membase + CDNS_UART_ISR);  in cdns_uart_startup()
876 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_startup()
878 	ret = request_irq(port->irq, cdns_uart_isr, 0, CDNS_UART_NAME, port);  in cdns_uart_startup()
880 		dev_err(port->dev, "request_irq '%d' failed with %d\n",  in cdns_uart_startup()
881 			port->irq, ret);  in cdns_uart_startup()
888 					port->membase + CDNS_UART_IER);  in cdns_uart_startup()
890 		writel(CDNS_UART_RX_IRQS, port->membase + CDNS_UART_IER);  in cdns_uart_startup()
899 static void cdns_uart_shutdown(struct uart_port *port)  in cdns_uart_shutdown()  argument
904 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_shutdown()
907 	status = readl(port->membase + CDNS_UART_IMR);  in cdns_uart_shutdown()
908 	writel(status, port->membase + CDNS_UART_IDR);  in cdns_uart_shutdown()
909 	writel(0xffffffff, port->membase + CDNS_UART_ISR);  in cdns_uart_shutdown()
913 			port->membase + CDNS_UART_CR);  in cdns_uart_shutdown()
915 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_shutdown()
917 	free_irq(port->irq, port);  in cdns_uart_shutdown()
926 static const char *cdns_uart_type(struct uart_port *port)  in cdns_uart_type()  argument
928 	return port->type == PORT_XUARTPS ? CDNS_UART_NAME : NULL;  in cdns_uart_type()
938 static int cdns_uart_verify_port(struct uart_port *port,  in cdns_uart_verify_port()  argument
943 	if (port->irq != ser->irq)  in cdns_uart_verify_port()
947 	if (port->iobase != ser->port)  in cdns_uart_verify_port()
962 static int cdns_uart_request_port(struct uart_port *port)  in cdns_uart_request_port()  argument
964 	if (!request_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE,  in cdns_uart_request_port()
969 	port->membase = ioremap(port->mapbase, CDNS_UART_REGISTER_SPACE);  in cdns_uart_request_port()
970 	if (!port->membase) {  in cdns_uart_request_port()
971 		dev_err(port->dev, "Unable to map registers\n");  in cdns_uart_request_port()
972 		release_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE);  in cdns_uart_request_port()
985 static void cdns_uart_release_port(struct uart_port *port)  in cdns_uart_release_port()  argument
987 	release_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE);  in cdns_uart_release_port()
988 	iounmap(port->membase);  in cdns_uart_release_port()
989 	port->membase = NULL;  in cdns_uart_release_port()
997 static void cdns_uart_config_port(struct uart_port *port, int flags)  in cdns_uart_config_port()  argument
999 	if (flags & UART_CONFIG_TYPE && cdns_uart_request_port(port) == 0)  in cdns_uart_config_port()
1000 		port->type = PORT_XUARTPS;  in cdns_uart_config_port()
1009 static unsigned int cdns_uart_get_mctrl(struct uart_port *port)  in cdns_uart_get_mctrl()  argument
1013 	struct cdns_uart *cdns_uart_data = port->private_data;  in cdns_uart_get_mctrl()
1018 	val = readl(port->membase + CDNS_UART_MODEMSR);  in cdns_uart_get_mctrl()
1031 static void cdns_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)  in cdns_uart_set_mctrl()  argument
1035 	struct cdns_uart *cdns_uart_data = port->private_data;  in cdns_uart_set_mctrl()
1040 	val = readl(port->membase + CDNS_UART_MODEMCR);  in cdns_uart_set_mctrl()
1041 	mode_reg = readl(port->membase + CDNS_UART_MR);  in cdns_uart_set_mctrl()
1055 	writel(val, port->membase + CDNS_UART_MODEMCR);  in cdns_uart_set_mctrl()
1056 	writel(mode_reg, port->membase + CDNS_UART_MR);  in cdns_uart_set_mctrl()
1060 static int cdns_uart_poll_get_char(struct uart_port *port)  in cdns_uart_poll_get_char()  argument
1065 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_poll_get_char()
1068 	if (readl(port->membase + CDNS_UART_SR) & CDNS_UART_SR_RXEMPTY)  in cdns_uart_poll_get_char()
1071 		c = (unsigned char) readl(port->membase + CDNS_UART_FIFO);  in cdns_uart_poll_get_char()
1073 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_poll_get_char()
1078 static void cdns_uart_poll_put_char(struct uart_port *port, unsigned char c)  in cdns_uart_poll_put_char()  argument
1082 	spin_lock_irqsave(&port->lock, flags);  in cdns_uart_poll_put_char()
1085 	while (!(readl(port->membase + CDNS_UART_SR) & CDNS_UART_SR_TXEMPTY))  in cdns_uart_poll_put_char()
1089 	writel(c, port->membase + CDNS_UART_FIFO);  in cdns_uart_poll_put_char()
1092 	while (!(readl(port->membase + CDNS_UART_SR) & CDNS_UART_SR_TXEMPTY))  in cdns_uart_poll_put_char()
1095 	spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_poll_put_char()
1099 static void cdns_uart_pm(struct uart_port *port, unsigned int state,  in cdns_uart_pm()  argument
1104 		pm_runtime_mark_last_busy(port->dev);  in cdns_uart_pm()
1105 		pm_runtime_put_autosuspend(port->dev);  in cdns_uart_pm()
1108 		pm_runtime_get_sync(port->dev);  in cdns_uart_pm()
1144 static void cdns_uart_console_putchar(struct uart_port *port, int ch)  in cdns_uart_console_putchar()  argument
1146 	while (readl(port->membase + CDNS_UART_SR) & CDNS_UART_SR_TXFULL)  in cdns_uart_console_putchar()
1148 	writel(ch, port->membase + CDNS_UART_FIFO);  in cdns_uart_console_putchar()
1156 	uart_console_write(&dev->port, s, n, cdns_uart_console_putchar);  in cdns_early_write()
1162 	struct uart_port *port = &device->port;  in cdns_early_console_setup()  local
1164 	if (!port->membase)  in cdns_early_console_setup()
1169 	       port->membase + CDNS_UART_CR);  in cdns_early_console_setup()
1174 	if (port->uartclk && device->baud) {  in cdns_early_console_setup()
1179 		cdns_uart_calc_baud_divs(port->uartclk, device->baud,  in cdns_early_console_setup()
1185 		writel(mr,   port->membase + CDNS_UART_MR);  in cdns_early_console_setup()
1186 		writel(cd,   port->membase + CDNS_UART_BAUDGEN);  in cdns_early_console_setup()
1187 		writel(bdiv, port->membase + CDNS_UART_BAUDDIV);  in cdns_early_console_setup()
1212 	struct uart_port *port = console_port;  in cdns_uart_console_write()  local
1217 	if (port->sysrq)  in cdns_uart_console_write()
1220 		locked = spin_trylock_irqsave(&port->lock, flags);  in cdns_uart_console_write()
1222 		spin_lock_irqsave(&port->lock, flags);  in cdns_uart_console_write()
1225 	imr = readl(port->membase + CDNS_UART_IMR);  in cdns_uart_console_write()
1226 	writel(imr, port->membase + CDNS_UART_IDR);  in cdns_uart_console_write()
1232 	ctrl = readl(port->membase + CDNS_UART_CR);  in cdns_uart_console_write()
1235 	writel(ctrl, port->membase + CDNS_UART_CR);  in cdns_uart_console_write()
1237 	uart_console_write(port, s, count, cdns_uart_console_putchar);  in cdns_uart_console_write()
1238 	while (cdns_uart_tx_empty(port) != TIOCSER_TEMT)  in cdns_uart_console_write()
1242 	writel(imr, port->membase + CDNS_UART_IER);  in cdns_uart_console_write()
1245 		spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_console_write()
1257 	struct uart_port *port = console_port;  in cdns_uart_console_setup()  local
1265 	if (!port->membase) {  in cdns_uart_console_setup()
1278 	       cdns_uart_tx_empty(port) != TIOCSER_TEMT)  in cdns_uart_console_setup()
1281 	return uart_set_options(port, co, baud, parity, bits, flow);  in cdns_uart_console_setup()
1304 	struct uart_port *port = dev_get_drvdata(device);  in cdns_uart_suspend()  local
1305 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_uart_suspend()
1310 	if (console_suspend_enabled && uart_console(port) && may_wake) {  in cdns_uart_suspend()
1313 		spin_lock_irqsave(&port->lock, flags);  in cdns_uart_suspend()
1315 		while (!(readl(port->membase + CDNS_UART_SR) &  in cdns_uart_suspend()
1317 			readl(port->membase + CDNS_UART_FIFO);  in cdns_uart_suspend()
1319 		writel(1, port->membase + CDNS_UART_RXWM);  in cdns_uart_suspend()
1321 		writel(CDNS_UART_IXR_TOUT, port->membase + CDNS_UART_IDR);  in cdns_uart_suspend()
1322 		spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_suspend()
1329 	return uart_suspend_port(cdns_uart->cdns_uart_driver, port);  in cdns_uart_suspend()
1340 	struct uart_port *port = dev_get_drvdata(device);  in cdns_uart_resume()  local
1341 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_uart_resume()
1348 	if (console_suspend_enabled && uart_console(port) && !may_wake) {  in cdns_uart_resume()
1352 		spin_lock_irqsave(&port->lock, flags);  in cdns_uart_resume()
1355 		ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_resume()
1357 		writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_resume()
1358 		while (readl(port->membase + CDNS_UART_CR) &  in cdns_uart_resume()
1363 		writel(rx_timeout, port->membase + CDNS_UART_RXTOUT);  in cdns_uart_resume()
1365 		ctrl_reg = readl(port->membase + CDNS_UART_CR);  in cdns_uart_resume()
1368 		writel(ctrl_reg, port->membase + CDNS_UART_CR);  in cdns_uart_resume()
1372 		spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_resume()
1374 		spin_lock_irqsave(&port->lock, flags);  in cdns_uart_resume()
1376 		writel(rx_trigger_level, port->membase + CDNS_UART_RXWM);  in cdns_uart_resume()
1378 		writel(CDNS_UART_IXR_TOUT, port->membase + CDNS_UART_IER);  in cdns_uart_resume()
1379 		spin_unlock_irqrestore(&port->lock, flags);  in cdns_uart_resume()
1382 	return uart_resume_port(cdns_uart->cdns_uart_driver, port);  in cdns_uart_resume()
1387 	struct uart_port *port = dev_get_drvdata(dev);  in cdns_runtime_suspend()  local
1388 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_runtime_suspend()
1397 	struct uart_port *port = dev_get_drvdata(dev);  in cdns_runtime_resume()  local
1398 	struct cdns_uart *cdns_uart = port->private_data;  in cdns_runtime_resume()
1436 	struct uart_port *port;  in cdns_uart_probe()  local
1445 	port = devm_kzalloc(&pdev->dev, sizeof(*port), GFP_KERNEL);  in cdns_uart_probe()
1446 	if (!port)  in cdns_uart_probe()
1548 	spin_lock_init(&port->lock);  in cdns_uart_probe()
1549 	port->type	= PORT_UNKNOWN;  in cdns_uart_probe()
1550 	port->iotype	= UPIO_MEM32;  in cdns_uart_probe()
1551 	port->flags	= UPF_BOOT_AUTOCONF;  in cdns_uart_probe()
1552 	port->ops	= &cdns_uart_ops;  in cdns_uart_probe()
1553 	port->fifosize	= CDNS_UART_FIFO_SIZE;  in cdns_uart_probe()
1554 	port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_XILINX_PS_UART_CONSOLE);  in cdns_uart_probe()
1555 	port->line	= id;  in cdns_uart_probe()
1562 	port->mapbase = res->start;  in cdns_uart_probe()
1563 	port->irq = irq;  in cdns_uart_probe()
1564 	port->dev = &pdev->dev;  in cdns_uart_probe()
1565 	port->uartclk = clk_get_rate(cdns_uart_data->uartclk);  in cdns_uart_probe()
1566 	port->private_data = cdns_uart_data;  in cdns_uart_probe()
1567 	cdns_uart_data->port = port;  in cdns_uart_probe()
1568 	platform_set_drvdata(pdev, port);  in cdns_uart_probe()
1574 	device_init_wakeup(port->dev, true);  in cdns_uart_probe()
1585 		console_port = port;  in cdns_uart_probe()
1589 	rc = uart_add_one_port(&cdns_uart_uart_driver, port);  in cdns_uart_probe()
1598 	if (console_port == port &&  in cdns_uart_probe()
1638 	struct uart_port *port = platform_get_drvdata(pdev);  in cdns_uart_remove()  local
1639 	struct cdns_uart *cdns_uart_data = port->private_data;  in cdns_uart_remove()
1647 	rc = uart_remove_one_port(cdns_uart_data->cdns_uart_driver, port);  in cdns_uart_remove()
1648 	port->mapbase = 0;  in cdns_uart_remove()
1657 	if (console_port == port)  in cdns_uart_remove()