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From:   Riwen Lu <luriwen@hotmail.com>
To:     a.zummo@towertech.it, alexandre.belloni@bootlin.com
Cc:     linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org,
        Riwen Lu <luriwen@kylinos.cn>
Subject: [PATCH v1] rtc/rtc-efi: Add wakeup support
Date:   Wed, 10 Aug 2022 15:01:09 +0800
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From: Riwen Lu <luriwen@kylinos.cn>

Add wakeup support for rtc-efi, so we can wakeup from S3/S4/S5 through
rtcwake.

Signed-off-by: Riwen Lu <luriwen@kylinos.cn>

---
v1: Tested in ARM64 platform.
---
 drivers/rtc/rtc-efi.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-efi.c b/drivers/rtc/rtc-efi.c
index 11850c2880ad..e991cccdb6e9 100644
--- a/drivers/rtc/rtc-efi.c
+++ b/drivers/rtc/rtc-efi.c
@@ -271,6 +271,8 @@ static int __init efi_rtc_probe(struct platform_device *dev)
 	clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, rtc->features);
 	set_bit(RTC_FEATURE_ALARM_WAKEUP_ONLY, rtc->features);
 
+	device_init_wakeup(&dev->dev, true);
+
 	return devm_rtc_register_device(rtc);
 }
 
-- 
2.25.1