478 		status = serial_port_in(port, SCxSR);  in sci_poll_get_char()
489 	c = serial_port_in(port, SCxRDR);  in sci_poll_get_char()
492 	serial_port_in(port, SCxSR);  in sci_poll_get_char()
504 		status = serial_port_in(port, SCxSR);  in sci_poll_put_char()
536 		status = serial_port_in(port, SCSPTR);  in sci_init_pins()
549 		return serial_port_in(port, SCTFDR) & ((port->fifosize << 1) - 1);  in sci_txfill()
553 		return serial_port_in(port, SCFDR) >> 8;  in sci_txfill()
555 	return !(serial_port_in(port, SCxSR) & SCI_TDRE);  in sci_txfill()
569 		return serial_port_in(port, SCRFDR) & ((port->fifosize << 1) - 1);  in sci_rxfill()
573 		return serial_port_in(port, SCFDR) & ((port->fifosize << 1) - 1);  in sci_rxfill()
575 	return (serial_port_in(port, SCxSR) & SCxSR_RDxF(port)) != 0;  in sci_rxfill()
604 	status = serial_port_in(port, SCxSR);  in sci_transmit_chars()
606 		ctrl = serial_port_in(port, SCSCR);  in sci_transmit_chars()
642 		ctrl = serial_port_in(port, SCSCR);  in sci_transmit_chars()
645 			serial_port_in(port, SCxSR); /* Dummy read */  in sci_transmit_chars()
665 	status = serial_port_in(port, SCxSR);  in sci_receive_chars()
678 			char c = serial_port_in(port, SCxRDR);  in sci_receive_chars()
686 				char c = serial_port_in(port, SCxRDR);  in sci_receive_chars()
688 				status = serial_port_in(port, SCxSR);  in sci_receive_chars()
729 		serial_port_in(port, SCxSR); /* dummy read */  in sci_receive_chars()
740 		serial_port_in(port, SCxSR); /* dummy read */  in sci_receive_chars()
779 	unsigned short status = serial_port_in(port, SCxSR);  in sci_handle_errors()
867 	status = serial_port_in(port, offset);  in sci_handle_fifo_overrun()
889 	unsigned short status = serial_port_in(port, SCxSR);  in sci_handle_breaks()
926 		u16 scr = serial_port_in(port, SCSCR);  in sci_rx_interrupt()
927 		u16 ssr = serial_port_in(port, SCxSR);  in sci_rx_interrupt()
976 			serial_port_in(port, SCxSR);  in sci_er_interrupt()
1022 	ssr_status = serial_port_in(port, SCxSR);  in sci_mpxed_interrupt()
1023 	scr_status = serial_port_in(port, SCSCR);  in sci_mpxed_interrupt()
1027 		orer_status = serial_port_in(port, SCLSR);  in sci_mpxed_interrupt()
1210 	unsigned short status = serial_port_in(port, SCxSR);  in sci_tx_empty()
1239 					serial_port_in(port, SCFCR) |  in sci_set_mctrl()
1282 			u16 ctrl = serial_port_in(port, SCSCR);  in sci_dma_tx_complete()
1535 		u16 new, scr = serial_port_in(port, SCSCR);  in sci_start_tx()
1553 		ctrl = serial_port_in(port, SCSCR);  in sci_start_tx()
1563 	ctrl = serial_port_in(port, SCSCR);  in sci_stop_tx()
1577 	ctrl = serial_port_in(port, SCSCR) | port_rx_irq_mask(port);  in sci_start_rx()
1589 	ctrl = serial_port_in(port, SCSCR);  in sci_stop_rx()
1614 	scsptr = serial_port_in(port, SCSPTR);  in sci_break_ctl()
1615 	scscr = serial_port_in(port, SCSCR);  in sci_break_ctl()
1645 	u16 scr = serial_port_in(port, SCSCR);  in rx_timer_fn()
1895 		status = serial_port_in(port, SCxSR);  in sci_reset()
1950 	smr_val |= serial_port_in(port, SCSMR) & 3;  in sci_set_termios()
1971 		unsigned short ctrl = serial_port_in(port, SCFCR);  in sci_set_termios()
2378 	ctrl = serial_port_in(port, SCSCR);  in serial_console_write()
2385 	while ((serial_port_in(port, SCxSR) & bits) != bits)  in serial_console_write()