46 #define USR1  0x94 /* Status Register 1 */  macro
773 	u32 usr1;  in __imx_uart_rtsint()  local
775 	imx_uart_writel(sport, USR1_RTSD, USR1);  in __imx_uart_rtsint()
776 	usr1 = imx_uart_readl(sport, USR1) & USR1_RTSS;  in __imx_uart_rtsint()
777 	uart_handle_cts_change(&sport->port, !!usr1);  in __imx_uart_rtsint()
896 	unsigned usr1 = imx_uart_readl(sport, USR1);  in imx_uart_get_hwmctrl()  local
899 	if (usr1 & USR1_RTSS)  in imx_uart_get_hwmctrl()
943 	unsigned int usr1, usr2, ucr1, ucr2, ucr3, ucr4;  in imx_uart_int()  local
954 	usr1 = imx_uart_readl(sport, USR1);  in imx_uart_int()
970 		usr1 &= ~USR1_RRDY;  in imx_uart_int()
972 		usr1 &= ~USR1_AGTIM;  in imx_uart_int()
974 		usr1 &= ~USR1_TRDY;  in imx_uart_int()
978 		usr1 &= ~USR1_DTRD;  in imx_uart_int()
980 		usr1 &= ~USR1_RTSD;  in imx_uart_int()
982 		usr1 &= ~USR1_AWAKE;  in imx_uart_int()
986 	if (usr1 & (USR1_RRDY | USR1_AGTIM)) {  in imx_uart_int()
987 		imx_uart_writel(sport, USR1_AGTIM, USR1);  in imx_uart_int()
993 	if ((usr1 & USR1_TRDY) || (usr2 & USR2_TXDC)) {  in imx_uart_int()
998 	if (usr1 & USR1_DTRD) {  in imx_uart_int()
999 		imx_uart_writel(sport, USR1_DTRD, USR1);  in imx_uart_int()
1006 	if (usr1 & USR1_RTSD) {  in imx_uart_int()
1011 	if (usr1 & USR1_AWAKE) {  in imx_uart_int()
1012 		imx_uart_writel(sport, USR1_AWAKE, USR1);  in imx_uart_int()
1261 	u32 usr1, usr2;  in imx_uart_clear_rx_errors()  local
1263 	usr1 = imx_uart_readl(sport, USR1);  in imx_uart_clear_rx_errors()
1274 		if (usr1 & USR1_FRAMERR) {  in imx_uart_clear_rx_errors()
1276 			imx_uart_writel(sport, USR1_FRAMERR, USR1);  in imx_uart_clear_rx_errors()
1277 		} else if (usr1 & USR1_PARITYERR) {  in imx_uart_clear_rx_errors()
1279 			imx_uart_writel(sport, USR1_PARITYERR, USR1);  in imx_uart_clear_rx_errors()
1459 	imx_uart_writel(sport, USR1_RTSD | USR1_DTRD, USR1);  in imx_uart_startup()
1616 	 * all FIFOs and register USR1, USR2, UBIR, UBMR, UBRC, URXD, UTXD  in imx_uart_flush_buffer()
1619 	 * We don't need to restore the old values from USR1, USR2, URXD and  in imx_uart_flush_buffer()
1915 		status = imx_uart_readl(sport, USR1);  in imx_uart_poll_put_char()
2527 		imx_uart_writel(sport, USR1_AWAKE, USR1);  in imx_uart_enable_wakeup()