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path: root/drivers/rtc/rtc-vr41xx.c
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Diffstat (limited to 'drivers/rtc/rtc-vr41xx.c')
-rw-r--r--drivers/rtc/rtc-vr41xx.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 2c839d0d21b..fadddac1e5a 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -209,19 +209,18 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq)
{
- unsigned long count;
+ u64 count;
if (!is_power_of_2(freq))
return -EINVAL;
count = RTC_FREQUENCY;
do_div(count, freq);
- periodic_count = count;
-
spin_lock_irq(&rtc_lock);
- rtc1_write(RTCL1LREG, count);
- rtc1_write(RTCL1HREG, count >> 16);
+ periodic_count = count;
+ rtc1_write(RTCL1LREG, periodic_count);
+ rtc1_write(RTCL1HREG, periodic_count >> 16);
spin_unlock_irq(&rtc_lock);