The driver for veml6030 light sensor provides custom sysfs entries used to know parameters supported by the driver and to configure sensor like setting power saving mode and persistence etc. This commit document them.
Signed-off-by: Rishi Gupta <[email protected]> --- Changes in v3: * Updated Date from September to October * Updated KernelVersion from 5.3.1 to 5.4 * in_illuminance_period_available is now in events directory Changes in v2: * None .../ABI/testing/sysfs-bus-iio-light-veml6030 | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-iio-light-veml6030 diff --git a/Documentation/ABI/testing/sysfs-bus-iio-light-veml6030 b/Documentation/ABI/testing/sysfs-bus-iio-light-veml6030 new file mode 100644 index 0000000..13cd321 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-light-veml6030 @@ -0,0 +1,49 @@ +What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_psm_available +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + Provides list of valid values that can be used to activate a + particular power saving mode in sensor. For ex; 1 means psm + mode 1 and 2 means psm mode 2 and so on. + +What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_psm +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + Writing '1' will activate power saving mode 1 in sensor. + Similarly, 2 is to activate psm mode 2 and so on. + +What: /sys/bus/iio/devices/iio:deviceX/events/in_illuminance_period_available +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + List of valid values available in multiples of integration time + for which the light intensity must be above the cutoff level + before interrupt is asserted. This refers to persistence values. + +What: /sys/bus/iio/devices/iio:deviceX/events/in_illuminance_thresh_either_period +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + Value in multiple of integration time for which the light intensity must + be above the cutoff level before interrupt is asserted. + +What: /sys/bus/iio/devices/iio:deviceX/events/in_illuminance_thresh_rising_value +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + Raw threshold value from 0 to 0xffffffff. An interrupt will be asserted whenever + light intensity is above this value. + +What: /sys/bus/iio/devices/iio:deviceX/events/in_illuminance_thresh_falling_value +Date: October 2019 +KernelVersion: 5.4 +Contact: Rishi Gupta <[email protected]> +Description: + Raw threshold value from 0 to 0xffffffff. An interrupt will be asserted whenever + light intensity is below this value. -- 2.7.4
