--- rtc-sun6i.c.orig	2019-08-21 12:19:13.355706564 +0200
+++ rtc-sun6i.c	2019-08-21 12:20:09.923704759 +0200
@@ -685,6 +685,8 @@ static int sun6i_rtc_probe(struct platfo

 	clk_prepare_enable(chip->losc);

+	device_init_wakeup(&pdev->dev, 1);
+
 	chip->rtc = devm_rtc_device_register(&pdev->dev, "rtc-sun6i",
 					     &sun6i_rtc_ops, THIS_MODULE);
 	if (IS_ERR(chip->rtc)) {