There are a few sysfs entries being exposed to user space by the
ina2xx hwmon driver while not getting explicitly documented. So
this patch just adds a description section for them.
Signed-off-by: Nicolin Chen <nicoleots...@gmail.com>
---
 Documentation/hwmon/ina2xx | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/Documentation/hwmon/ina2xx b/Documentation/hwmon/ina2xx
index b8df81f6d6bc..0f36c021192d 100644
--- a/Documentation/hwmon/ina2xx
+++ b/Documentation/hwmon/ina2xx
@@ -62,3 +62,18 @@ bus and shunt voltage conversion times multiplied by the 
averaging rate. We
 don't touch the conversion times and only modify the number of averages. The
 lower limit of the update_interval is 2 ms, the upper limit is 2253 ms.
 The actual programmed interval may vary from the desired value.
+
+General sysfs entries
+-------------
+
+in0_input              Shunt voltage(mV) channel
+in1_input              Bus voltage(mV) channel
+curr1_input            Current(mA) measurement channel
+power1_input           Power(uW) measurement channel
+shunt_resistor         Shunt resistance(uOhm) channel
+
+Sysfs entries for ina226, ina230 and ina231 only
+-------------
+
+update_interval                data conversion time; affects number of samples 
used
+                       to average results for shunt and bus voltages.
-- 
2.17.1

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