R_DUART_TX_HOLD   395 drivers/tty/serial/sb1250-duart.c 		write_sbdchn(sport, R_DUART_TX_HOLD, sport->port.x_char);
R_DUART_TX_HOLD   406 drivers/tty/serial/sb1250-duart.c 		write_sbdchn(sport, R_DUART_TX_HOLD, xmit->buf[xmit->tail]);
R_DUART_TX_HOLD   832 drivers/tty/serial/sb1250-duart.c 	write_sbdchn(sport, R_DUART_TX_HOLD, ch);