SC16IS7XX_IOCONTROL_SRESET
iocontrol_reg |= SC16IS7XX_IOCONTROL_SRESET;
if (iocontrol_reg & SC16IS7XX_IOCONTROL_SRESET) {
} while ((iocontrol_reg & SC16IS7XX_IOCONTROL_SRESET) &&
if (iocontrol_reg & SC16IS7XX_IOCONTROL_SRESET) {