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path: root/drivers/rtc/rtc-loongson.c
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Diffstat (limited to 'drivers/rtc/rtc-loongson.c')
-rw-r--r--drivers/rtc/rtc-loongson.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-loongson.c b/drivers/rtc/rtc-loongson.c
index 97e5625c064c..2ca7ffd5d7a9 100644
--- a/drivers/rtc/rtc-loongson.c
+++ b/drivers/rtc/rtc-loongson.c
@@ -129,6 +129,14 @@ static u32 loongson_rtc_handler(void *id)
{
struct loongson_rtc_priv *priv = (struct loongson_rtc_priv *)id;
+ rtc_update_irq(priv->rtcdev, 1, RTC_AF | RTC_IRQF);
+
+ /*
+ * The TOY_MATCH0_REG should be cleared 0 here,
+ * otherwise the interrupt cannot be cleared.
+ */
+ regmap_write(priv->regmap, TOY_MATCH0_REG, 0);
+
spin_lock(&priv->lock);
/* Disable RTC alarm wakeup and interrupt */
writel(readl(priv->pm_base + PM1_EN_REG) & ~RTC_EN,