From 17e8b42c17c3e9735ea03c4e6b67cedf5de170f4 Mon Sep 17 00:00:00 2001
From: David Jander <david@protonic.nl>
Date: Wed, 8 Jun 2011 11:34:41 -0600
Subject: [PATCH] gpio/pca953x: Interrupt pin is active-low
The interrupt pin of the PCA953x is active low, and on the rising edge
no interrupt should be produced.
Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
---
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 ce5736e83620..17e55701394b 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -497,7 +497,7 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
ret = request_threaded_irq(client->irq,
NULL,
pca953x_irq_handler,
- IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
dev_name(&client->dev), chip);
if (ret) {
dev_err(&client->dev, "failed to request irq %d\n",
--
2.34.1