From cb8a6249236fd970fc3418d5d2b27dc37376f3ff Mon Sep 17 00:00:00 2001
From: Andreas Kemnade <andreas@kemnade.info>
Date: Tue, 22 Sep 2026 15:20:15 +0200
Subject: [PATCH] rtc: bd70528: properly enable wakeup

Wakeup on RTC alarm now only accidentially works when wakeup for the power
button connected to the same PMIC is also enabled. Fix that by properly
specifying the wakeup irq.

Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Fixes: 32a4a4ebf768 ("rtc: bd70528: Initial support for ROHM bd70528 RTC")
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Link: https://patch.msgid.link/20260922-rtc-bd-v3-1-7f2580c55d58@kemnade.info
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
 drivers/rtc/rtc-bd70528.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/rtc/rtc-bd70528.c b/drivers/rtc/rtc-bd70528.c
index 482810b61495..a58cf85bc1be 100644
--- a/drivers/rtc/rtc-bd70528.c
+++ b/drivers/rtc/rtc-bd70528.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
+#include <linux/pm_wakeirq.h>
 #include <linux/regmap.h>
 #include <linux/rtc.h>
 
@@ -321,6 +322,10 @@ static int bd70528_probe(struct platform_device *pdev)
 	device_set_wakeup_capable(&pdev->dev, true);
 	device_wakeup_enable(&pdev->dev);
 
+	ret = devm_pm_set_wake_irq(&pdev->dev, irq);
+	if (ret)
+		return ret;
+
 	rtc = devm_rtc_allocate_device(&pdev->dev);
 	if (IS_ERR(rtc)) {
 		dev_err(&pdev->dev, "RTC device creation failed\n");