M_DUART_RX_RDY    196 drivers/tty/serial/sb1250-duart.c 	return read_sbdchn(sport, R_DUART_STATUS) & M_DUART_RX_RDY;
M_DUART_RX_RDY    344 drivers/tty/serial/sb1250-duart.c 		if (!(status & M_DUART_RX_RDY))