summaryrefslogtreecommitdiff
path: root/drivers/rtc/rtc-pm8xxx.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/rtc/rtc-pm8xxx.c')
-rw-r--r--drivers/rtc/rtc-pm8xxx.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
index 0d9dd6faabba..eb206597a8fa 100644
--- a/drivers/rtc/rtc-pm8xxx.c
+++ b/drivers/rtc/rtc-pm8xxx.c
@@ -20,6 +20,7 @@
/* RTC_CTRL register bit fields */
#define PM8xxx_RTC_ENABLE BIT(7)
#define PM8xxx_RTC_ALARM_CLEAR BIT(0)
+#define PM8xxx_RTC_ALARM_ENABLE BIT(7)
#define NUM_8_BIT_RTC_REGS 0x4
@@ -265,6 +266,7 @@ rtc_rw_fail:
static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
{
int rc;
+ unsigned int ctrl_reg;
u8 value[NUM_8_BIT_RTC_REGS];
unsigned long secs;
struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
@@ -282,6 +284,13 @@ static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
rtc_time64_to_tm(secs, &alarm->time);
+ rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg);
+ if (rc) {
+ dev_err(dev, "Read from RTC alarm control register failed\n");
+ return rc;
+ }
+ alarm->enabled = !!(ctrl_reg & PM8xxx_RTC_ALARM_ENABLE);
+
dev_dbg(dev, "Alarm set for - h:m:s=%ptRt, y-m-d=%ptRdr\n",
&alarm->time, &alarm->time);
@@ -343,16 +352,15 @@ static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id)
const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
unsigned int ctrl_reg;
int rc;
- unsigned long irq_flags;
rtc_update_irq(rtc_dd->rtc, 1, RTC_IRQF | RTC_AF);
- spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags);
+ spin_lock(&rtc_dd->ctrl_reg_lock);
/* Clear the alarm enable bit */
rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg);
if (rc) {
- spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags);
+ spin_unlock(&rtc_dd->ctrl_reg_lock);
goto rtc_alarm_handled;
}
@@ -360,13 +368,13 @@ static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id)
rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg);
if (rc) {
- spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags);
+ spin_unlock(&rtc_dd->ctrl_reg_lock);
dev_err(rtc_dd->rtc_dev,
"Write to alarm control register failed\n");
goto rtc_alarm_handled;
}
- spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags);
+ spin_unlock(&rtc_dd->ctrl_reg_lock);
/* Clear RTC alarm register */
rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl2, &ctrl_reg);