LWMON5: POST RTC fix

[u-boot] / drivers / rtc / pcf8563.c

diff --git a/drivers/rtc/pcf8563.c b/drivers/rtc/pcf8563.c
index 2d73d5d7ef965728dc6d4781d951ca0813351ce5..c384975f3559970897c9fd7451b28eeceb2d9ce5 100644 (file)
--- a/drivers/rtc/pcf8563.c
+++ b/drivers/rtc/pcf8563.c
@@ -41,8 +41,9 @@ static unsigned bcd2bin(uchar c);
 
 /* ------------------------------------------------------------------------- */
 
-void rtc_get (struct rtc_time *tmp)
+int rtc_get (struct rtc_time *tmp)
 {
+       int rel = 0;
        uchar sec, min, hour, mday, wday, mon_cent, year;
 
        sec     = rtc_read (0x02);
@@ -65,6 +66,7 @@ void rtc_get (struct rtc_time *tmp)
 
        if (sec & 0x80) {
                puts ("### Warning: RTC Low Voltage - date/time not reliable\n");
+               rel = -1;
        }
 
        tmp->tm_sec  = bcd2bin (sec  & 0x7F);
@@ -80,6 +82,8 @@ void rtc_get (struct rtc_time *tmp)
        debug ( "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);
+
+       return rel;
 }
 
 void rtc_set (struct rtc_time *tmp)