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iio: adc: ad7791: fix IRQ flags 

[ Upstream commit 0c6ef985a1 ]

The interrupt is triggered on the falling edge rather than being a level
low interrupt.

Fixes: da4d3d6bb9 ("iio: adc: ad-sigma-delta: Allow custom IRQ flags")
Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20230120124645.819910-1-nuno.sa@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nuno Sá 2023-01-20 13:46:45 +01:00 committed by Greg Kroah-Hartman
parent 9c8fb43419
commit 9f03d09b09
1 changed files with 1 additions and 1 deletions
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drivers/iio/adc/ad7791.c
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@ -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,