It's quite possible that multiple pcf857x can be hooked up
to the same interrupt line with the processor. So add IRQF_SHARED
in request irq..
Signed-off-by: George Cherian <george.cher...@ti.com>
---
drivers/gpio/gpio-pcf857x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index 5acffed..27b4675 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -262,7 +262,7 @@ static int pcf857x_irq_domain_init(struct pcf857x *gpio,
/* enable real irq */
status = devm_request_threaded_irq(&client->dev, client->irq,
NULL, pcf857x_irq, IRQF_ONESHOT |
- IRQF_TRIGGER_FALLING,
+ IRQF_TRIGGER_FALLING | IRQF_SHARED,
dev_name(&client->dev), gpio);
if (status)
--
1.8.3.1
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