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-rw-r--r--drivers/rtc/rtc-max77686.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
index d20a7f0786eb..c1c6055ccb71 100644
--- a/drivers/rtc/rtc-max77686.c
+++ b/drivers/rtc/rtc-max77686.c
@@ -583,6 +583,33 @@ static void max77686_rtc_shutdown(struct platform_device *pdev)
#endif /* MAX77686_RTC_WTSR_SMPL */
}
+#ifdef CONFIG_PM_SLEEP
+static int max77686_rtc_suspend(struct device *dev)
+{
+ if (device_may_wakeup(dev)) {
+ struct max77686_rtc_info *info = dev_get_drvdata(dev);
+
+ return enable_irq_wake(info->virq);
+ }
+
+ return 0;
+}
+
+static int max77686_rtc_resume(struct device *dev)
+{
+ if (device_may_wakeup(dev)) {
+ struct max77686_rtc_info *info = dev_get_drvdata(dev);
+
+ return disable_irq_wake(info->virq);
+ }
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(max77686_rtc_pm_ops,
+ max77686_rtc_suspend, max77686_rtc_resume);
+
static const struct platform_device_id rtc_id[] = {
{ "max77686-rtc", 0 },
{},
@@ -592,6 +619,7 @@ static struct platform_driver max77686_rtc_driver = {
.driver = {
.name = "max77686-rtc",
.owner = THIS_MODULE,
+ .pm = &max77686_rtc_pm_ops,
},
.probe = max77686_rtc_probe,
.shutdown = max77686_rtc_shutdown,