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authorAndrea Merello <andrea.merello@gmail.com>2019-11-20 17:47:49 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2019-11-23 15:30:59 +0300
commit3f6bba19071eac393a7f39755e235b286a7bb09a (patch)
tree24b00fe15e84c0dd6410904009b704d3b6df450e /Documentation/ABI
parent76aa41c17befa67b8727942d134eb65af501908b (diff)
downloadlinux-3f6bba19071eac393a7f39755e235b286a7bb09a.tar.xz
Documentation: ABI: document IIO in_temp_filter_notch_center_frequency file
max31856 IIO driver introduced a new attribute "in_temp_filter_notch_center_frequency". This patch adds it to the list of documented ABI for sysfs-bus-iio Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Cc: Colin Ian King <colin.king@canonical.com> Cc: Patrick Havelange <patrick.havelange@essensium.com> Cc: Matt Weber <matthew.weber@rockwellcollins.com> Cc: Matt Ranostay <matt.ranostay@konsulko.com> Cc: Chuhong Yuan <hslester96@gmail.com> Cc: Daniel Gomez <dagmcr@gmail.com> Cc: linux-iio@vger.kernel.org Signed-off-by: Andrea Merello <andrea.merello@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-iio7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index faaa2166d741..94f7eb675108 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -1726,3 +1726,10 @@ Contact: linux-iio@vger.kernel.org
Description:
List of valid periods (in seconds) for which the light intensity
must be above the threshold level before interrupt is asserted.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_filter_notch_center_frequency
+KernelVersion: 5.5
+Contact: linux-iio@vger.kernel.org
+Description:
+ Center frequency in Hz for a notch filter. Used i.e. for line
+ noise suppression.