From: Nuno Sá <nuno.sa@xxxxxxxxxx>
[ Upstream commit 0c6ef985a1fd8a74dcb5cad941ddcadd55cb8697 ]
The interrupt is triggered on the falling edge rather than being a level
low interrupt.
Fixes: da4d3d6bb9f6 ("iio: adc: ad-sigma-delta: Allow custom IRQ flags")
Signed-off-by: Nuno Sá <nuno.sa@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230120124645.819910-1-nuno.sa@xxxxxxxxxx
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/iio/adc/ad7791.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c
index fee8d129a5f08..86effe8501b44 100644
--- a/drivers/iio/adc/ad7791.c
+++ b/drivers/iio/adc/ad7791.c
@@ -253,7 +253,7 @@ static const struct ad_sigma_delta_info ad7791_sigma_delta_info = {
.has_registers = true,
.addr_shift = 4,
.read_mask = BIT(3),
- .irq_flags = IRQF_TRIGGER_LOW,
+ .irq_flags = IRQF_TRIGGER_FALLING,
};
static int ad7791_read_raw(struct iio_dev *indio_dev,
--
2.39.2
