362 	unsigned long temp;  in imx_stop_tx()  local
371 	temp = readl(port->membase + UCR1);  in imx_stop_tx()
372 	writel(temp & ~UCR1_TXMPTYEN, port->membase + UCR1);  in imx_stop_tx()
377 		temp = readl(port->membase + UCR2);  in imx_stop_tx()
379 			temp &= ~UCR2_CTS;  in imx_stop_tx()
381 			temp |= UCR2_CTS;  in imx_stop_tx()
382 		writel(temp, port->membase + UCR2);  in imx_stop_tx()
384 		temp = readl(port->membase + UCR4);  in imx_stop_tx()
385 		temp &= ~UCR4_TCEN;  in imx_stop_tx()
386 		writel(temp, port->membase + UCR4);  in imx_stop_tx()
396 	unsigned long temp;  in imx_stop_rx()  local
407 	temp = readl(sport->port.membase + UCR2);  in imx_stop_rx()
408 	writel(temp & ~UCR2_RXEN, sport->port.membase + UCR2);  in imx_stop_rx()
411 	temp = readl(sport->port.membase + UCR1);  in imx_stop_rx()
412 	writel(temp & ~UCR1_RRDYEN, sport->port.membase + UCR1);  in imx_stop_rx()
429 	unsigned long temp;  in imx_transmit_buffer()  local
449 		temp = readl(sport->port.membase + UCR1);  in imx_transmit_buffer()
450 		temp &= ~UCR1_TXMPTYEN;  in imx_transmit_buffer()
452 			temp |= UCR1_TDMAEN;  in imx_transmit_buffer()
453 			writel(temp, sport->port.membase + UCR1);  in imx_transmit_buffer()
455 			writel(temp, sport->port.membase + UCR1);  in imx_transmit_buffer()
482 	unsigned long temp;  in dma_tx_callback()  local
488 	temp = readl(sport->port.membase + UCR1);  in dma_tx_callback()
489 	temp &= ~UCR1_TDMAEN;  in dma_tx_callback()
490 	writel(temp, sport->port.membase + UCR1);  in dma_tx_callback()
524 	unsigned long temp;  in imx_dma_tx()  local
562 	temp = readl(sport->port.membase + UCR1);  in imx_dma_tx()
563 	temp |= UCR1_TDMAEN;  in imx_dma_tx()
564 	writel(temp, sport->port.membase + UCR1);  in imx_dma_tx()
579 	unsigned long temp;  in imx_start_tx()  local
583 		temp = readl(port->membase + UCR2);  in imx_start_tx()
585 			temp &= ~UCR2_CTS;  in imx_start_tx()
587 			temp |= UCR2_CTS;  in imx_start_tx()
588 		writel(temp, port->membase + UCR2);  in imx_start_tx()
590 		temp = readl(port->membase + UCR4);  in imx_start_tx()
591 		temp |= UCR4_TCEN;  in imx_start_tx()
592 		writel(temp, port->membase + UCR4);  in imx_start_tx()
596 		temp = readl(sport->port.membase + UCR1);  in imx_start_tx()
597 		writel(temp | UCR1_TXMPTYEN, sport->port.membase + UCR1);  in imx_start_tx()
604 			temp = readl(sport->port.membase + UCR1);  in imx_start_tx()
605 			temp &= ~UCR1_TDMAEN;  in imx_start_tx()
606 			temp |= UCR1_TXMPTYEN;  in imx_start_tx()
607 			writel(temp, sport->port.membase + UCR1);  in imx_start_tx()
651 	unsigned long flags, temp;  in imx_rxint()  local
661 		temp = readl(sport->port.membase + USR2);  in imx_rxint()
662 		if (temp & USR2_BRCD) {  in imx_rxint()
723 	unsigned long temp;  in imx_dma_rxint()  local
728 	temp = readl(sport->port.membase + USR2);  in imx_dma_rxint()
729 	if ((temp & USR2_RDR) && !sport->dma_is_rxing) {  in imx_dma_rxint()
733 		temp = readl(sport->port.membase + UCR1);  in imx_dma_rxint()
734 		temp &= ~(UCR1_RRDYEN);  in imx_dma_rxint()
735 		writel(temp, sport->port.membase + UCR1);  in imx_dma_rxint()
737 		temp = readl(sport->port.membase + UCR2);  in imx_dma_rxint()
738 		temp &= ~(UCR2_ATEN);  in imx_dma_rxint()
739 		writel(temp, sport->port.membase + UCR2);  in imx_dma_rxint()
824 	unsigned long temp;  in imx_set_mctrl()  local
827 		temp = readl(sport->port.membase + UCR2);  in imx_set_mctrl()
828 		temp &= ~(UCR2_CTS | UCR2_CTSC);  in imx_set_mctrl()
830 			temp |= UCR2_CTS | UCR2_CTSC;  in imx_set_mctrl()
831 		writel(temp, sport->port.membase + UCR2);  in imx_set_mctrl()
834 	temp = readl(sport->port.membase + uts_reg(sport)) & ~UTS_LOOP;  in imx_set_mctrl()
836 		temp |= UTS_LOOP;  in imx_set_mctrl()
837 	writel(temp, sport->port.membase + uts_reg(sport));  in imx_set_mctrl()
846 	unsigned long flags, temp;  in imx_break_ctl()  local
850 	temp = readl(sport->port.membase + UCR1) & ~UCR1_SNDBRK;  in imx_break_ctl()
853 		temp |= UCR1_SNDBRK;  in imx_break_ctl()
855 	writel(temp, sport->port.membase + UCR1);  in imx_break_ctl()
863 	unsigned long temp;  in imx_rx_dma_done()  local
869 	temp = readl(sport->port.membase + UCR1);  in imx_rx_dma_done()
870 	temp |= UCR1_RRDYEN;  in imx_rx_dma_done()
871 	writel(temp, sport->port.membase + UCR1);  in imx_rx_dma_done()
873 	temp = readl(sport->port.membase + UCR2);  in imx_rx_dma_done()
874 	temp |= UCR2_ATEN;  in imx_rx_dma_done()
875 	writel(temp, sport->port.membase + UCR2);  in imx_rx_dma_done()
1061 	unsigned long temp;  in imx_enable_dma()  local
1066 	temp = readl(sport->port.membase + UCR1);  in imx_enable_dma()
1067 	temp |= UCR1_RDMAEN | UCR1_TDMAEN | UCR1_ATDMAEN;  in imx_enable_dma()
1068 	writel(temp, sport->port.membase + UCR1);  in imx_enable_dma()
1070 	temp = readl(sport->port.membase + UCR2);  in imx_enable_dma()
1071 	temp |= UCR2_ATEN;  in imx_enable_dma()
1072 	writel(temp, sport->port.membase + UCR2);  in imx_enable_dma()
1081 	unsigned long temp;  in imx_disable_dma()  local
1084 	temp = readl(sport->port.membase + UCR1);  in imx_disable_dma()
1085 	temp &= ~(UCR1_RDMAEN | UCR1_TDMAEN | UCR1_ATDMAEN);  in imx_disable_dma()
1086 	writel(temp, sport->port.membase + UCR1);  in imx_disable_dma()
1089 	temp = readl(sport->port.membase + UCR2);  in imx_disable_dma()
1090 	temp &= ~(UCR2_CTSC | UCR2_CTS | UCR2_ATEN);  in imx_disable_dma()
1091 	writel(temp, sport->port.membase + UCR2);  in imx_disable_dma()
1105 	unsigned long flags, temp;  in imx_startup()  local
1121 	temp = readl(sport->port.membase + UCR4);  in imx_startup()
1124 	temp &= ~(UCR4_CTSTL_MASK << UCR4_CTSTL_SHF);  in imx_startup()
1125 	temp |= CTSTL << UCR4_CTSTL_SHF;  in imx_startup()
1127 	writel(temp & ~UCR4_DREN, sport->port.membase + UCR4);  in imx_startup()
1138 	temp = readl(sport->port.membase + UCR2);  in imx_startup()
1139 	temp &= ~UCR2_SRST;  in imx_startup()
1140 	writel(temp, sport->port.membase + UCR2);  in imx_startup()
1154 	temp = readl(sport->port.membase + UCR1);  in imx_startup()
1155 	temp |= UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN;  in imx_startup()
1157 	writel(temp, sport->port.membase + UCR1);  in imx_startup()
1159 	temp = readl(sport->port.membase + UCR4);  in imx_startup()
1160 	temp |= UCR4_OREN;  in imx_startup()
1161 	writel(temp, sport->port.membase + UCR4);  in imx_startup()
1163 	temp = readl(sport->port.membase + UCR2);  in imx_startup()
1164 	temp |= (UCR2_RXEN | UCR2_TXEN);  in imx_startup()
1166 		temp |= UCR2_IRTS;  in imx_startup()
1167 	writel(temp, sport->port.membase + UCR2);  in imx_startup()
1170 		temp = readl(sport->port.membase + UCR3);  in imx_startup()
1171 		temp |= IMX21_UCR3_RXDMUXSEL | UCR3_ADNIMP;  in imx_startup()
1172 		writel(temp, sport->port.membase + UCR3);  in imx_startup()
1187 	unsigned long temp;  in imx_shutdown()  local
1211 	temp = readl(sport->port.membase + UCR2);  in imx_shutdown()
1212 	temp &= ~(UCR2_TXEN);  in imx_shutdown()
1213 	writel(temp, sport->port.membase + UCR2);  in imx_shutdown()
1226 	temp = readl(sport->port.membase + UCR1);  in imx_shutdown()
1227 	temp &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN);  in imx_shutdown()
1229 	writel(temp, sport->port.membase + UCR1);  in imx_shutdown()
1240 	unsigned long temp;  in imx_flush_buffer()  local
1251 		temp = readl(sport->port.membase + UCR1);  in imx_flush_buffer()
1252 		temp &= ~UCR1_TDMAEN;  in imx_flush_buffer()
1253 		writel(temp, sport->port.membase + UCR1);  in imx_flush_buffer()
1268 	temp = readl(sport->port.membase + UCR2);  in imx_flush_buffer()
1269 	temp &= ~UCR2_SRST;  in imx_flush_buffer()
1270 	writel(temp, sport->port.membase + UCR2);  in imx_flush_buffer()
1495 	unsigned long temp;  in imx_poll_init()  local
1509 	temp = readl(sport->port.membase + UCR1);  in imx_poll_init()
1511 		temp |= IMX1_UCR1_UARTCLKEN;  in imx_poll_init()
1512 	temp |= UCR1_UARTEN | UCR1_RRDYEN;  in imx_poll_init()
1513 	temp &= ~(UCR1_TXMPTYEN | UCR1_RTSDEN);  in imx_poll_init()
1514 	writel(temp, sport->port.membase + UCR1);  in imx_poll_init()
1516 	temp = readl(sport->port.membase + UCR2);  in imx_poll_init()
1517 	temp |= UCR2_RXEN;  in imx_poll_init()
1518 	writel(temp, sport->port.membase + UCR2);  in imx_poll_init()
1567 		unsigned long temp;  in imx_rs485_config()  local
1570 		temp = readl(sport->port.membase + UCR2);  in imx_rs485_config()
1571 		temp &= ~UCR2_CTSC;  in imx_rs485_config()
1573 			temp &= ~UCR2_CTS;  in imx_rs485_config()
1575 			temp |= UCR2_CTS;  in imx_rs485_config()
1576 		writel(temp, sport->port.membase + UCR2);  in imx_rs485_config()