f81534_set_port_register
status = f81534_set_port_register(port,
ret = f81534_set_port_register(port, F81534_INTERRUPT_ENABLE_REG,
status = f81534_set_port_register(port, F81534_CLOCK_REG,
status = f81534_set_port_register(port, F81534_CONFIG1_REG, value);
status = f81534_set_port_register(port, F81534_FIFO_CONTROL_REG,
status = f81534_set_port_register(port, F81534_LINE_CONTROL_REG,
status = f81534_set_port_register(port, F81534_DIVISOR_LSB_REG, value);
status = f81534_set_port_register(port, F81534_DIVISOR_MSB_REG, value);
status = f81534_set_port_register(port, F81534_LINE_CONTROL_REG,
status = f81534_set_port_register(port, F81534_LINE_CONTROL_REG,
status = f81534_set_port_register(port, F81534_MODEM_CONTROL_REG, tmp);