diff options
| -rw-r--r-- | drivers/rtc/rtc-pm8xxx.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c index e3d9abb2134e..b45ee2cb2c04 100644 --- a/drivers/rtc/rtc-pm8xxx.c +++ b/drivers/rtc/rtc-pm8xxx.c @@ -295,6 +295,7 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; unsigned int ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS] = {0}; spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); @@ -313,6 +314,16 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) goto rtc_rw_fail; } + /* Clear Alarm register */ + if (!enable) { + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, + sizeof(value)); + if (rc) { + dev_err(dev, "Clear RTC ALARM register failed\n"); + goto rtc_rw_fail; + } + } + rtc_rw_fail: spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc; |