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From 03708e8a6c537752528d865964fd37be56453995 Mon Sep 17 00:00:00 2001
From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Date: Fri, 15 Dec 2017 02:23:49 +0300
Subject: [PATCH] gpio: pca953x: fix interrupt trigger
The PCA9539 chip has edge sensitive interrupt
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
drivers/gpio/gpio-pca953x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index fe731f0..0b3f0d8 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -626,7 +626,7 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
client->irq,
NULL,
pca953x_irq_handler,
- IRQF_TRIGGER_LOW | IRQF_ONESHOT |
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT |
IRQF_SHARED,
dev_name(&client->dev), chip);
if (ret) {
--
1.9.1
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