int rtc_set (struct rtc_time *tmp)
{
S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC();
uchar sec, min, hour, mday, wday, mon, year;
#ifdef RTC_DEBUG
printf ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
#endif
year = bin2bcd(tmp->tm_year % 100);
mon = bin2bcd(tmp->tm_mon);
wday = bin2bcd(tmp->tm_wday);
mday = bin2bcd(tmp->tm_mday);
hour = bin2bcd(tmp->tm_hour);
min = bin2bcd(tmp->tm_min);
sec = bin2bcd(tmp->tm_sec);
/* enable access to RTC registers */
SetRTC_Access(RTC_ENABLE);
/* write RTC registers */
rtc->BCDSEC = sec;
rtc->BCDMIN = min;
rtc->BCDHOUR = hour;
rtc->BCDDATE = mday;
rtc->BCDDAY = wday;
rtc->BCDMON = mon;
rtc->BCDYEAR = year;
/* disable access to RTC registers */
SetRTC_Access(RTC_DISABLE);
return 0;
}
int rtc_set(struct rtc_time *tmp)
{
struct s3c24x0_rtc *rtc = s3c24x0_get_base_rtc();
uchar sec, min, hour, mday, wday, mon, year;
#ifdef RTC_DEBUG
printf("Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
#endif
year = bin2bcd(tmp->tm_year % 100);
mon = bin2bcd(tmp->tm_mon);
wday = bin2bcd(tmp->tm_wday);
mday = bin2bcd(tmp->tm_mday);
hour = bin2bcd(tmp->tm_hour);
min = bin2bcd(tmp->tm_min);
sec = bin2bcd(tmp->tm_sec);
/* enable access to RTC registers */
SetRTC_Access(RTC_ENABLE);
/* write RTC registers */
writeb(sec, &rtc->bcdsec);
writeb(min, &rtc->bcdmin);
writeb(hour, &rtc->bcdhour);
writeb(mday, &rtc->bcddate);
writeb(wday, &rtc->bcdday);
writeb(mon, &rtc->bcdmon);
writeb(year, &rtc->bcdyear);
/* disable access to RTC registers */
SetRTC_Access(RTC_DISABLE);
return 0;
}
int rtc_get (struct rtc_time *tmp)
{
S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC();
uchar sec, min, hour, mday, wday, mon, year;
uchar a_sec,a_min, a_hour, a_date, a_mon, a_year, a_armed;
/* enable access to RTC registers */
SetRTC_Access(RTC_ENABLE);
/* read RTC registers */
do {
sec = rtc->BCDSEC;
min = rtc->BCDMIN;
hour = rtc->BCDHOUR;
mday = rtc->BCDDATE;
wday = rtc->BCDDAY;
mon = rtc->BCDMON;
year = rtc->BCDYEAR;
} while (sec != rtc->BCDSEC);
/* read ALARM registers */
a_sec = rtc->ALMSEC;
a_min = rtc->ALMMIN;
a_hour = rtc->ALMHOUR;
a_date = rtc->ALMDATE;
a_mon = rtc->ALMMON;
a_year = rtc->ALMYEAR;
a_armed = rtc->RTCALM;
/* disable access to RTC registers */
SetRTC_Access(RTC_DISABLE);
#ifdef RTC_DEBUG
printf ( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x "
"hr: %02x min: %02x sec: %02x\n",
year, mon, mday, wday,
hour, min, sec);
printf ( "Alarms: %02x: year: %02x month: %02x date: %02x hour: %02x min: %02x sec: %02x\n",
a_armed,
a_year, a_mon, a_date,
a_hour, a_min, a_sec);
#endif
tmp->tm_sec = bcd2bin(sec & 0x7F);
tmp->tm_min = bcd2bin(min & 0x7F);
tmp->tm_hour = bcd2bin(hour & 0x3F);
tmp->tm_mday = bcd2bin(mday & 0x3F);
tmp->tm_mon = bcd2bin(mon & 0x1F);
tmp->tm_year = bcd2bin(year);
tmp->tm_wday = bcd2bin(wday & 0x07);
if(tmp->tm_year<70)
tmp->tm_year+=2000;
else
tmp->tm_year+=1900;
tmp->tm_yday = 0;
tmp->tm_isdst= 0;
#ifdef RTC_DEBUG
printf ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
#endif
return 0;
}
int rtc_get(struct rtc_time *tmp)
{
struct s3c24x0_rtc *rtc = s3c24x0_get_base_rtc();
uchar sec, min, hour, mday, wday, mon, year;
__maybe_unused uchar a_sec, a_min, a_hour, a_date,
a_mon, a_year, a_armed;
/* enable access to RTC registers */
SetRTC_Access(RTC_ENABLE);
/* read RTC registers */
do {
sec = readb(&rtc->bcdsec);
min = readb(&rtc->bcdmin);
hour = readb(&rtc->bcdhour);
mday = readb(&rtc->bcddate);
wday = readb(&rtc->bcdday);
mon = readb(&rtc->bcdmon);
year = readb(&rtc->bcdyear);
} while (sec != readb(&rtc->bcdsec));
/* read ALARM registers */
a_sec = readb(&rtc->almsec);
a_min = readb(&rtc->almmin);
a_hour = readb(&rtc->almhour);
a_date = readb(&rtc->almdate);
a_mon = readb(&rtc->almmon);
a_year = readb(&rtc->almyear);
a_armed = readb(&rtc->rtcalm);
/* disable access to RTC registers */
SetRTC_Access(RTC_DISABLE);
#ifdef RTC_DEBUG
printf("Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x "
"hr: %02x min: %02x sec: %02x\n",
year, mon, mday, wday, hour, min, sec);
printf("Alarms: %02x: year: %02x month: %02x date: %02x hour: "
"%02x min: %02x sec: %02x\n",
a_armed, a_year, a_mon, a_date, a_hour, a_min, a_sec);
#endif
tmp->tm_sec = bcd2bin(sec & 0x7F);
tmp->tm_min = bcd2bin(min & 0x7F);
tmp->tm_hour = bcd2bin(hour & 0x3F);
tmp->tm_mday = bcd2bin(mday & 0x3F);
tmp->tm_mon = bcd2bin(mon & 0x1F);
tmp->tm_year = bcd2bin(year);
tmp->tm_wday = bcd2bin(wday & 0x07);
if (tmp->tm_year < 70)
tmp->tm_year += 2000;
else
tmp->tm_year += 1900;
tmp->tm_yday = 0;
tmp->tm_isdst = 0;
#ifdef RTC_DEBUG
printf("Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
#endif
return 0;
}
