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-rw-r--r--drivers/rtc/rtc-mt6397.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
index eab230be5a54..30c926b36361 100644
--- a/drivers/rtc/rtc-mt6397.c
+++ b/drivers/rtc/rtc-mt6397.c
@@ -373,6 +373,31 @@ static int mtk_rtc_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int mt6397_rtc_suspend(struct device *dev)
+{
+ struct mt6397_rtc *rtc = dev_get_drvdata(dev);
+
+ if (device_may_wakeup(dev))
+ enable_irq_wake(rtc->irq);
+
+ return 0;
+}
+
+static int mt6397_rtc_resume(struct device *dev)
+{
+ struct mt6397_rtc *rtc = dev_get_drvdata(dev);
+
+ if (device_may_wakeup(dev))
+ disable_irq_wake(rtc->irq);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(mt6397_pm_ops, mt6397_rtc_suspend,
+ mt6397_rtc_resume);
+
static const struct of_device_id mt6397_rtc_of_match[] = {
{ .compatible = "mediatek,mt6397-rtc", },
{ }
@@ -382,6 +407,7 @@ static struct platform_driver mtk_rtc_driver = {
.driver = {
.name = "mt6397-rtc",
.of_match_table = mt6397_rtc_of_match,
+ .pm = &mt6397_pm_ops,
},
.probe = mtk_rtc_probe,
.remove = mtk_rtc_remove,