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Diffstat (limited to 'drivers/rtc/rtc-bfin.c')
-rw-r--r--drivers/rtc/rtc-bfin.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index ca9cff85ab8a..90d866272c8e 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -20,9 +20,9 @@
20 * write would be discarded and things quickly fall apart. 20 * write would be discarded and things quickly fall apart.
21 * 21 *
22 * To keep this delay from significantly degrading performance (we, in theory, 22 * To keep this delay from significantly degrading performance (we, in theory,
23 * would have to sleep for up to 1 second everytime we wanted to write a 23 * would have to sleep for up to 1 second every time we wanted to write a
24 * register), we only check the write pending status before we start to issue 24 * register), we only check the write pending status before we start to issue
25 * a new write. We bank on the idea that it doesnt matter when the sync 25 * a new write. We bank on the idea that it doesn't matter when the sync
26 * happens so long as we don't attempt another write before it does. The only 26 * happens so long as we don't attempt another write before it does. The only
27 * time userspace would take this penalty is when they try and do multiple 27 * time userspace would take this penalty is when they try and do multiple
28 * operations right after another ... but in this case, they need to take the 28 * operations right after another ... but in this case, they need to take the
@@ -250,6 +250,8 @@ static int bfin_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
250 bfin_rtc_int_set_alarm(rtc); 250 bfin_rtc_int_set_alarm(rtc);
251 else 251 else
252 bfin_rtc_int_clear(~(RTC_ISTAT_ALARM | RTC_ISTAT_ALARM_DAY)); 252 bfin_rtc_int_clear(~(RTC_ISTAT_ALARM | RTC_ISTAT_ALARM_DAY));
253
254 return 0;
253} 255}
254 256
255static int bfin_rtc_read_time(struct device *dev, struct rtc_time *tm) 257static int bfin_rtc_read_time(struct device *dev, struct rtc_time *tm)