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iio: documentation: light: Add as73211 sysfs documentation

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The driver for the as73211 light sensor provides the following not yet
documented sysfs entries:
- in_intensity_(x|y|z)_raw
- in_intensity_(x|y|z)_scale
- in_intensity_sampling_frequency(_available)
- in_intensity_hardwaregain(_available)
- in_intensity_integration_time

Signed-off-by: Christian Eggers <ceggers@arri.de>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Christian Eggers 2020-08-10 07:24:47 +02:00 committed by Jonathan Cameron
parent 81f434f017
commit 3c3006f5fc
1 changed files with 25 additions and 1 deletions
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26
Documentation/ABI/testing/sysfs-bus-iio
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@ -40,6 +40,7 @@ Description:
buffered samples and events for device X.
What: /sys/bus/iio/devices/iio:deviceX/sampling_frequency
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency
What: /sys/bus/iio/devices/iio:deviceX/buffer/sampling_frequency
What: /sys/bus/iio/devices/triggerX/sampling_frequency
KernelVersion: 2.6.35
@ -55,6 +56,7 @@ Description:
then it is to be found in the base device directory.
What: /sys/bus/iio/devices/iio:deviceX/sampling_frequency_available
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency_available
What: /sys/bus/iio/devices/iio:deviceX/in_proximity_sampling_frequency_available
What: /sys/.../iio:deviceX/buffer/sampling_frequency_available
What: /sys/bus/iio/devices/triggerX/sampling_frequency_available
@ -374,6 +376,9 @@ What: /sys/bus/iio/devices/iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_scale
What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_scale
What: /sys/bus/iio/devices/iio:deviceX/in_countY_scale
What: /sys/bus/iio/devices/iio:deviceX/in_angl_scale
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_x_scale
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_y_scale
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_z_scale
KernelVersion: 2.6.35
Contact: linux-iio@vger.kernel.org
Description:
@ -484,6 +489,7 @@ Description:
are listed in this attribute.
What /sys/bus/iio/devices/iio:deviceX/out_voltageY_hardwaregain
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_hardwaregain
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
@ -494,6 +500,13 @@ Description:
Hardware applied gain factor. If shared across all channels,
<type>_hardwaregain is used.
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_hardwaregain_available
KernelVersion: 5.10
Contact: linux-iio@vger.kernel.org
Description:
Lists all available hardware applied gain factors. Shared across all
channels.
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
@ -1333,6 +1346,7 @@ Description:
standardised CIE Erythemal Action Spectrum. UV index values range
from 0 (low) to >=11 (extreme).
What: /sys/.../iio:deviceX/in_intensity_integration_time
What: /sys/.../iio:deviceX/in_intensity_red_integration_time
What: /sys/.../iio:deviceX/in_intensity_green_integration_time
What: /sys/.../iio:deviceX/in_intensity_blue_integration_time
@ -1342,7 +1356,8 @@ KernelVersion: 3.12
Contact: linux-iio@vger.kernel.org
Description:
This attribute is used to get/set the integration time in
seconds.
seconds. If shared across all channels of a given type,
<type>_integration_time is used.
What: /sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_integration_time
KernelVersion: 4.0
@ -1742,3 +1757,12 @@ KernelVersion: 5.5
Contact: linux-iio@vger.kernel.org
Description:
One of the following thermocouple types: B, E, J, K, N, R, S, T.
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_x_raw
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_y_raw
What: /sys/bus/iio/devices/iio:deviceX/in_intensity_z_raw
KernelVersion: 5.10
Contact: linux-iio@vger.kernel.org
Description:
Unscaled light intensity according to CIE 1931/DIN 5033 color space.
Units after application of scale are nano nanowatts per square meter.