NPCM_WTE
writel(NPCM_WTR | NPCM_WTRE | NPCM_WTE, wdt->reg);
return readl(wdt->reg) & NPCM_WTE;
val |= NPCM_WTRE | NPCM_WTE | NPCM_WTR | NPCM_WTIE;