iio: gyro: bmg160: Fix iio_event_spec direction

Change event spec direction from
IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING
to
IIO_EV_DIR_EITHER

Suggested-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
index 9f751d6..d2fa526 100644
--- a/drivers/iio/gyro/bmg160.c
+++ b/drivers/iio/gyro/bmg160.c
@@ -766,7 +766,7 @@
 
 static const struct iio_event_spec bmg160_event = {
 		.type = IIO_EV_TYPE_ROC,
-		.dir = IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING,
+		.dir = IIO_EV_DIR_EITHER,
 		.mask_shared_by_type = BIT(IIO_EV_INFO_VALUE) |
 				       BIT(IIO_EV_INFO_ENABLE)
 };