359 	unsigned long temp;  in imx_stop_tx()  local
368 	temp = readl(port->membase + UCR1);  in imx_stop_tx()
369 	writel(temp & ~UCR1_TXMPTYEN, port->membase + UCR1);  in imx_stop_tx()
374 		temp = readl(port->membase + UCR2);  in imx_stop_tx()
376 			temp &= ~UCR2_CTS;  in imx_stop_tx()
378 			temp |= UCR2_CTS;  in imx_stop_tx()
379 		writel(temp, port->membase + UCR2);  in imx_stop_tx()
381 		temp = readl(port->membase + UCR4);  in imx_stop_tx()
382 		temp &= ~UCR4_TCEN;  in imx_stop_tx()
383 		writel(temp, port->membase + UCR4);  in imx_stop_tx()
393 	unsigned long temp;  in imx_stop_rx()  local
404 	temp = readl(sport->port.membase + UCR2);  in imx_stop_rx()
405 	writel(temp & ~UCR2_RXEN, sport->port.membase + UCR2);  in imx_stop_rx()
408 	temp = readl(sport->port.membase + UCR1);  in imx_stop_rx()
409 	writel(temp & ~UCR1_RRDYEN, sport->port.membase + UCR1);  in imx_stop_rx()
426 	unsigned long temp;  in imx_transmit_buffer()  local
446 		temp = readl(sport->port.membase + UCR1);  in imx_transmit_buffer()
447 		temp &= ~UCR1_TXMPTYEN;  in imx_transmit_buffer()
449 			temp |= UCR1_TDMAEN;  in imx_transmit_buffer()
450 			writel(temp, sport->port.membase + UCR1);  in imx_transmit_buffer()
452 			writel(temp, sport->port.membase + UCR1);  in imx_transmit_buffer()
479 	unsigned long temp;  in dma_tx_callback()  local
485 	temp = readl(sport->port.membase + UCR1);  in dma_tx_callback()
486 	temp &= ~UCR1_TDMAEN;  in dma_tx_callback()
487 	writel(temp, sport->port.membase + UCR1);  in dma_tx_callback()
521 	unsigned long temp;  in imx_dma_tx()  local
559 	temp = readl(sport->port.membase + UCR1);  in imx_dma_tx()
560 	temp |= UCR1_TDMAEN;  in imx_dma_tx()
561 	writel(temp, sport->port.membase + UCR1);  in imx_dma_tx()
576 	unsigned long temp;  in imx_start_tx()  local
580 		temp = readl(port->membase + UCR2);  in imx_start_tx()
582 			temp &= ~UCR2_CTS;  in imx_start_tx()
584 			temp |= UCR2_CTS;  in imx_start_tx()
585 		writel(temp, port->membase + UCR2);  in imx_start_tx()
587 		temp = readl(port->membase + UCR4);  in imx_start_tx()
588 		temp |= UCR4_TCEN;  in imx_start_tx()
589 		writel(temp, port->membase + UCR4);  in imx_start_tx()
593 		temp = readl(sport->port.membase + UCR1);  in imx_start_tx()
594 		writel(temp | UCR1_TXMPTYEN, sport->port.membase + UCR1);  in imx_start_tx()
601 			temp = readl(sport->port.membase + UCR1);  in imx_start_tx()
602 			temp &= ~UCR1_TDMAEN;  in imx_start_tx()
603 			temp |= UCR1_TXMPTYEN;  in imx_start_tx()
604 			writel(temp, sport->port.membase + UCR1);  in imx_start_tx()
648 	unsigned long flags, temp;  in imx_rxint()  local
658 		temp = readl(sport->port.membase + USR2);  in imx_rxint()
659 		if (temp & USR2_BRCD) {  in imx_rxint()
719 	unsigned long temp;  in imx_dma_rxint()  local
724 	temp = readl(sport->port.membase + USR2);  in imx_dma_rxint()
725 	if ((temp & USR2_RDR) && !sport->dma_is_rxing) {  in imx_dma_rxint()
729 		temp = readl(sport->port.membase + UCR1);  in imx_dma_rxint()
730 		temp &= ~(UCR1_RRDYEN);  in imx_dma_rxint()
731 		writel(temp, sport->port.membase + UCR1);  in imx_dma_rxint()
817 	unsigned long temp;  in imx_set_mctrl()  local
820 		temp = readl(sport->port.membase + UCR2);  in imx_set_mctrl()
821 		temp &= ~(UCR2_CTS | UCR2_CTSC);  in imx_set_mctrl()
823 			temp |= UCR2_CTS | UCR2_CTSC;  in imx_set_mctrl()
824 		writel(temp, sport->port.membase + UCR2);  in imx_set_mctrl()
827 	temp = readl(sport->port.membase + uts_reg(sport)) & ~UTS_LOOP;  in imx_set_mctrl()
829 		temp |= UTS_LOOP;  in imx_set_mctrl()
830 	writel(temp, sport->port.membase + uts_reg(sport));  in imx_set_mctrl()
839 	unsigned long flags, temp;  in imx_break_ctl()  local
843 	temp = readl(sport->port.membase + UCR1) & ~UCR1_SNDBRK;  in imx_break_ctl()
846 		temp |= UCR1_SNDBRK;  in imx_break_ctl()
848 	writel(temp, sport->port.membase + UCR1);  in imx_break_ctl()
870 	unsigned long temp;  in imx_rx_dma_done()  local
876 	temp = readl(sport->port.membase + UCR1);  in imx_rx_dma_done()
877 	temp |= UCR1_RRDYEN;  in imx_rx_dma_done()
878 	writel(temp, sport->port.membase + UCR1);  in imx_rx_dma_done()
1053 	unsigned long temp;  in imx_enable_dma()  local
1058 	temp = readl(sport->port.membase + UCR1);  in imx_enable_dma()
1059 	temp |= UCR1_RDMAEN | UCR1_TDMAEN | UCR1_ATDMAEN |  in imx_enable_dma()
1062 	writel(temp, sport->port.membase + UCR1);  in imx_enable_dma()
1065 	temp = readl(sport->port.membase + UCR4);  in imx_enable_dma()
1066 	temp |= UCR4_IDDMAEN;  in imx_enable_dma()
1067 	writel(temp, sport->port.membase + UCR4);  in imx_enable_dma()
1074 	unsigned long temp;  in imx_disable_dma()  local
1077 	temp = readl(sport->port.membase + UCR1);  in imx_disable_dma()
1078 	temp &= ~(UCR1_RDMAEN | UCR1_TDMAEN | UCR1_ATDMAEN);  in imx_disable_dma()
1079 	writel(temp, sport->port.membase + UCR1);  in imx_disable_dma()
1082 	temp = readl(sport->port.membase + UCR2);  in imx_disable_dma()
1083 	temp &= ~(UCR2_CTSC | UCR2_CTS);  in imx_disable_dma()
1084 	writel(temp, sport->port.membase + UCR2);  in imx_disable_dma()
1087 	temp = readl(sport->port.membase + UCR4);  in imx_disable_dma()
1088 	temp &= ~UCR4_IDDMAEN;  in imx_disable_dma()
1089 	writel(temp, sport->port.membase + UCR4);  in imx_disable_dma()
1101 	unsigned long flags, temp;  in imx_startup()  local
1117 	temp = readl(sport->port.membase + UCR4);  in imx_startup()
1120 	temp &= ~(UCR4_CTSTL_MASK << UCR4_CTSTL_SHF);  in imx_startup()
1121 	temp |= CTSTL << UCR4_CTSTL_SHF;  in imx_startup()
1123 	writel(temp & ~UCR4_DREN, sport->port.membase + UCR4);  in imx_startup()
1128 	temp = readl(sport->port.membase + UCR2);  in imx_startup()
1129 	temp &= ~UCR2_SRST;  in imx_startup()
1130 	writel(temp, sport->port.membase + UCR2);  in imx_startup()
1143 	temp = readl(sport->port.membase + UCR1);  in imx_startup()
1144 	temp |= UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN;  in imx_startup()
1146 	writel(temp, sport->port.membase + UCR1);  in imx_startup()
1148 	temp = readl(sport->port.membase + UCR4);  in imx_startup()
1149 	temp |= UCR4_OREN;  in imx_startup()
1150 	writel(temp, sport->port.membase + UCR4);  in imx_startup()
1152 	temp = readl(sport->port.membase + UCR2);  in imx_startup()
1153 	temp |= (UCR2_RXEN | UCR2_TXEN);  in imx_startup()
1155 		temp |= UCR2_IRTS;  in imx_startup()
1156 	writel(temp, sport->port.membase + UCR2);  in imx_startup()
1159 		temp = readl(sport->port.membase + UCR3);  in imx_startup()
1160 		temp |= IMX21_UCR3_RXDMUXSEL | UCR3_ADNIMP;  in imx_startup()
1161 		writel(temp, sport->port.membase + UCR3);  in imx_startup()
1176 	unsigned long temp;  in imx_shutdown()  local
1200 	temp = readl(sport->port.membase + UCR2);  in imx_shutdown()
1201 	temp &= ~(UCR2_TXEN);  in imx_shutdown()
1202 	writel(temp, sport->port.membase + UCR2);  in imx_shutdown()
1215 	temp = readl(sport->port.membase + UCR1);  in imx_shutdown()
1216 	temp &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN);  in imx_shutdown()
1218 	writel(temp, sport->port.membase + UCR1);  in imx_shutdown()
1229 	unsigned long temp;  in imx_flush_buffer()  local
1240 		temp = readl(sport->port.membase + UCR1);  in imx_flush_buffer()
1241 		temp &= ~UCR1_TDMAEN;  in imx_flush_buffer()
1242 		writel(temp, sport->port.membase + UCR1);  in imx_flush_buffer()
1257 	temp = readl(sport->port.membase + UCR2);  in imx_flush_buffer()
1258 	temp &= ~UCR2_SRST;  in imx_flush_buffer()
1259 	writel(temp, sport->port.membase + UCR2);  in imx_flush_buffer()
1491 	unsigned long temp;  in imx_poll_init()  local
1505 	temp = readl(sport->port.membase + UCR1);  in imx_poll_init()
1507 		temp |= IMX1_UCR1_UARTCLKEN;  in imx_poll_init()
1508 	temp |= UCR1_UARTEN | UCR1_RRDYEN;  in imx_poll_init()
1509 	temp &= ~(UCR1_TXMPTYEN | UCR1_RTSDEN);  in imx_poll_init()
1510 	writel(temp, sport->port.membase + UCR1);  in imx_poll_init()
1512 	temp = readl(sport->port.membase + UCR2);  in imx_poll_init()
1513 	temp |= UCR2_RXEN;  in imx_poll_init()
1514 	writel(temp, sport->port.membase + UCR2);  in imx_poll_init()
1563 		unsigned long temp;  in imx_rs485_config()  local
1566 		temp = readl(sport->port.membase + UCR2);  in imx_rs485_config()
1567 		temp &= ~UCR2_CTSC;  in imx_rs485_config()
1569 			temp &= ~UCR2_CTS;  in imx_rs485_config()
1571 			temp |= UCR2_CTS;  in imx_rs485_config()
1572 		writel(temp, sport->port.membase + UCR2);  in imx_rs485_config()