AT91_SAM9X60_WDDIS
wdt->mr |= AT91_SAM9X60_WDDIS;
wdt->mr = AT91_SAM9X60_WDDIS;
if (wdt->sam9x60_support && (!(reg & AT91_SAM9X60_WDDIS)))
reg | AT91_SAM9X60_WDDIS);
wdt->mr &= ~AT91_SAM9X60_WDDIS;