diff options
Diffstat (limited to 'drivers/rtc/ds1374.c')
| -rw-r--r-- | drivers/rtc/ds1374.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/rtc/ds1374.c b/drivers/rtc/ds1374.c index e773dd9..f6bb296 100644 --- a/drivers/rtc/ds1374.c +++ b/drivers/rtc/ds1374.c @@ -107,8 +107,8 @@ static void rtc_write_raw (uchar reg, uchar val); /* * Get the current time from the RTC */ -void rtc_get (struct rtc_time *tm){ - +int rtc_get (struct rtc_time *tm){ + int rel = 0; unsigned long time1, time2; unsigned int limit; unsigned char tmp; @@ -138,18 +138,23 @@ void rtc_get (struct rtc_time *tm){ if (time1 != time2) { printf("can't get consistent time from rtc chip\n"); + rel = -1; } DEBUGR ("Get RTC s since 1.1.1970: %d\n", time1); to_tm(time1, tm); /* To Gregorian Date */ - if (rtc_read(RTC_SR_ADDR) & RTC_SR_BIT_OSF) + if (rtc_read(RTC_SR_ADDR) & RTC_SR_BIT_OSF) { printf ("### Warning: RTC oscillator has stopped\n"); + rel = -1; + } DEBUGR ("Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_wday, tm->tm_hour, tm->tm_min, tm->tm_sec); + + return rel; } /* |