~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_UARTEN); 
~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN); 
static void imx_shutdown(struct uart_port *port){	struct imx_port *sport = (struct imx_port *)port;	/*	 * Stop our timer.	 */	del_timer_sync(&sport->timer);	/*	 * Free the interrupts	 */	free_irq(sport->txirq, sport);	free_irq(sport->rxirq, sport);	/*	 * Disable all interrupts, port and break condition.	 */	UCR1((u32)sport->port.membase) &=	                 ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_UARTEN);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/ceca629e0b4858d6b8bff260dab2e947d31aca56/imx.c/clean/drivers/serial/imx.c