iio: ABI: document in_illuminance_hardwaregain

This attribute is used for the vl6180 (see vl6180.c), but it is still
not documented. Add it to the _hardwaregain list.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://patch.msgid.link/20241215-iio_abi_in_illuminance_hardwaregain-v1-1-d94a59efb937@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 99cc9466cb07a3a92f2ba6a6f55a93d4b4b29331..d97c35057a034c76ed433e3e6de0aff8ec4bbb70 100644 (file)
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -684,6 +684,7 @@ What:               /sys/bus/iio/devices/iio:deviceX/in_intensity_red_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_green_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_blue_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_clear_hardwaregain
+What:          /sys/bus/iio/devices/iio:deviceX/in_illuminance_hardwaregain
 KernelVersion: 2.6.35
 Contact:       linux-iio@vger.kernel.org
 Description: