iio: hrtimer: Allow sub Hz granularity

[linux-2.6-microblaze.git] / Documentation / iio / iio_configfs.rst

diff --git a/Documentation/iio/iio_configfs.rst b/Documentation/iio/iio_configfs.rst
index dbc61f3..b276397 100644 (file)
--- a/Documentation/iio/iio_configfs.rst
+++ b/Documentation/iio/iio_configfs.rst
@@ -99,3 +99,4 @@ Each trigger can have one or more attributes specific to the trigger type.
 
 "hrtimer" trigger type doesn't have any configurable attribute from /config dir.
 It does introduce the sampling_frequency attribute to trigger directory.
+That attribute sets the polling frequency in Hz, with mHz precision.