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authorChen-Yu Tsai <wens@csie.org>2019-06-04 12:23:35 +0800
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2019-06-20 21:52:05 +0200
commit65f662cbf829834fa4d94190eb7691e5a9cb92d8 (patch)
tree07d9173f52b9c9f9db01a46a84ac49b2382052dc /drivers
parentfedc459a3da35ecf171a1d6dd9f7f51fb452baf8 (diff)
downloadlinux-65f662cbf829834fa4d94190eb7691e5a9cb92d8.tar.gz
rtc: pcf8563: Fix interrupt trigger method
The PCF8563 datasheet says the interrupt line is active low and stays
active until the events are cleared, i.e. a level trigger interrupt.

Fix the flags used to request the interrupt.

Fixes: ede3e9d47cca ("drivers/rtc/rtc-pcf8563.c: add alarm support")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/rtc/rtc-pcf8563.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index 3efc86c25d27..e358313466f1 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -605,7 +605,7 @@ static int pcf8563_probe(struct i2c_client *client,
 	if (client->irq > 0) {
 		err = devm_request_threaded_irq(&client->dev, client->irq,
 				NULL, pcf8563_irq,
-				IRQF_SHARED|IRQF_ONESHOT|IRQF_TRIGGER_FALLING,
+				IRQF_SHARED | IRQF_ONESHOT | IRQF_TRIGGER_LOW,
 				pcf8563_driver.driver.name, client);
 		if (err) {
 			dev_err(&client->dev, "unable to request IRQ %d\n",