int uart00_remove_devices(void)
{
	int i,result;


	result=0;
	for(i=1;i<UART_NR;i++){
		if(dev_port_map[i].port){
			uart_unregister_port(&uart00_reg,i);
			dev_port_map[i].port=NULL;
		}
	}
	return 0;

}
/**
 *	unregister_serial - remove a 16x50 serial port at runtime
 *	@line: serial line number
 *
 *	Remove one serial port.  This may be called from interrupt
 *	context.
 */
void unregister_serial(int line)
{
	uart_unregister_port(&serial8250_reg, line);
}