RTSR_ALE
RTSR &= RTSR_ALE;
RTSR &= RTSR_ALE;
unsigned int alarm_status = ((RTSR & RTSR_ALE) != 0);
rtsr |= RTSR_ALE;
rtsr &= ~RTSR_ALE;
alrm->enabled = (rtsr & RTSR_ALE) ? 1 : 0;
(RTSR_HZE | RTSR_ALE | RTSR_AL), info->rtsr);
writel_relaxed(readl_relaxed(info->rtsr) | RTSR_ALE, info->rtsr);
writel_relaxed(readl_relaxed(info->rtsr) & ~RTSR_ALE, info->rtsr);
if (rtsr & (RTSR_ALE | RTSR_HZE)) {
rtsr &= ~RTSR_ALE;
writel_relaxed(rtsr & (RTSR_ALE | RTSR_HZE), info->rtsr);