MT2712_TC_SEC
tm->tm_sec = mt2712_readl(mt2712_rtc, MT2712_TC_SEC)
*sec = mt2712_readl(mt2712_rtc, MT2712_TC_SEC) & MT2712_SEC_MASK;
mt2712_writel(mt2712_rtc, MT2712_TC_SEC, tm->tm_sec & MT2712_SEC_MASK);