diff --git a/[refs] b/[refs]
index 5f13debe5861..520b23b55a76 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 98c9373d31b63ac7c8c180a2cb5a3b2476e4074e
+refs/heads/master: 0c22db439a29358bac90d553d273c3023d64e38b
diff --git a/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio b/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio
index 0d6823d19b61..46a995d6d261 100644
--- a/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio
+++ b/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio
@@ -276,6 +276,16 @@ Description:
 		If a discrete set of scale values are available, they
 		are listed in this attribute.
 
+What:		/sys/.../in_accel_filter_low_pass_3db_frequency
+What:		/sys/.../in_magn_filter_low_pass_3db_frequency
+What:		/sys/.../in_anglvel_filter_low_pass_3db_frequency
+KernelVersion:	3.2
+Contact:	linux-iio@vger.kernel.org
+Description:
+		If a known or controllable low pass filter is applied
+		to the underlying data channel, then this parameter
+		gives the 3dB frequency of the filter in Hz.
+
 What:		/sys/bus/iio/devices/iio:deviceX/out_voltageY_raw
 KernelVersion:	2.6.37
 Contact:	linux-iio@vger.kernel.org