S3C2410_RTCALM
tmp = readb(info->base + S3C2410_RTCALM) & ~S3C2410_RTCALM_ALMEN;
writeb(tmp, info->base + S3C2410_RTCALM);
alm_en = readb(info->base + S3C2410_RTCALM);
alrm_en = readb(info->base + S3C2410_RTCALM) & S3C2410_RTCALM_ALMEN;
writeb(0x00, info->base + S3C2410_RTCALM);
writeb(alrm_en, info->base + S3C2410_RTCALM);