AT91_WDT_MR
tmp = wdt_read(wdt, AT91_WDT_MR);
wdt_write(wdt, AT91_WDT_MR, wdt->mr);
tmp = wdt_read(wdt, AT91_WDT_MR);
wdt_write(wdt, AT91_WDT_MR, wdt->mr);
wdt_write(wdt, AT91_WDT_MR, wdt->mr & ~wdt->wddis_mask);
reg = wdt_read(wdt, AT91_WDT_MR);
wdt_write_nosleep(wdt, AT91_WDT_MR,
wdt_write_nosleep(wdt, AT91_WDT_MR, wdt->mr);
reg = wdt_read(wdt, AT91_WDT_MR);
wdt_write(wdt, AT91_WDT_MR, wdt->mr);