From ecb3a7ccc653fc8007edd0591d32d839386673f1 Mon Sep 17 00:00:00 2001 From: Matt Ranostay Date: Tue, 26 Jan 2016 18:34:30 -0800 Subject: iio: ph: add IIO_PH channel type Signed-off-by: Matt Ranostay Signed-off-by: Jonathan Cameron --- Documentation/ABI/testing/sysfs-bus-iio | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Documentation/ABI') diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 8fadd272ad8a..80c6fce9935b 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1493,3 +1493,10 @@ Description: This ABI is especially applicable for humidity sensors to heatup the device and get rid of any condensation in some humidity environment + +What: /sys/bus/iio/devices/iio:deviceX/in_ph_raw +KernelVersion: 4.5 +Contact: linux-iio@vger.kernel.org +Description: + Raw (unscaled no offset etc.) pH reading of a substance as a negative + base-10 logarithm of hydrodium ions in a litre of water. -- cgit v1.2.3