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-rw-r--r--Documentation/ABI/testing/sysfs-bus-iio11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 3befcb19f414..866b4ec4aab6 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -1364,3 +1364,14 @@ Description:
hwfifo_watermak_min but not equal to any of the values in this
list, the driver will chose an appropriate value for the
hardware fifo watermark level.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_temp_calibemissivity
+What: /sys/bus/iio/devices/iio:deviceX/in_tempX_calibemissivity
+What: /sys/bus/iio/devices/iio:deviceX/in_temp_object_calibemissivity
+What: /sys/bus/iio/devices/iio:deviceX/in_tempX_object_calibemissivity
+KernelVersion: 4.1
+Contact: linux-iio@vger.kernel.org
+Description:
+ The emissivity ratio of the surface in the field of view of the
+ contactless temperature sensor. Emissivity varies from 0 to 1,
+ with 1 being the emissivity of a black body.
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