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/Documentation/ABI/testing/
Dsysfs-class-backlight33 (RO) Get conversion value of the light sensor.
36 light sensor is enabled.
81 Writing 0 returns to normal/automatic ambient light level
88 What: /sys/class/backlight/<backlight>/<ambient light zone>_max
93 Control the maximum brightness for <ambient light zone>
96 <ambient light zone>.
98 The <ambient light zone> is device-driver specific:
100 For ADP5520 and ADP5501, <ambient light zone> can be:
104 light zone
111 For ADP8860, <ambient light zone> can be:
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Dsysfs-bus-iio-isl2950126 light conditions. It can be programmed to correct for
30 ambient light are modulated independently.
40 in_proximity0_calib_phase_light_b for ambient light.
Dsysfs-bus-iio-light-lm3533-als8 The corresponding light zone can be read from
33 registers (boundaryY_{low,high}) and define the five light
41 Get the current light zone (0..4) as defined by the
/Documentation/devicetree/bindings/iio/light/
Dsharp,gp2ap002.yaml4 $id: http://devicetree.org/schemas/iio/light/sharp,gp2ap002.yaml#
7 title: Sharp GP2AP002A00F and GP2AP002S00F proximity and ambient light sensors
13 Proximity and ambient light sensor with IR LED for the proximity
14 sensing and an analog output for light intensity. The ambient light
38 description: ALSOUT ADC channel to read the ambient light
74 light-sensor@44 {
Damstaos,tsl2591.yaml4 $id: http://devicetree.org/schemas/iio/light/amstaos,tsl2591.yaml#
7 title: AMS/TAOS TSL2591 Ambient Light Sensor (ALS)
14 light-to-digital converter that transforms light intensity into a digital
28 interrupt is used to detect if the light intensity has fallen below
Dbh1750.yaml4 $id: http://devicetree.org/schemas/iio/light/bh1750.yaml#
7 title: ROHM BH1750 ambient light sensor
13 Ambient light sensor with an i2c interface.
39 light-sensor@23 {
Dtsl2583.yaml4 $id: http://devicetree.org/schemas/iio/light/tsl2583.yaml#
7 title: AMS/TAOS Ambient Light Sensor (ALS)
13 Ambient light sensing with an i2c interface.
43 light-sensor@29 {
Drohm,bu27034anuc.yaml4 $id: http://devicetree.org/schemas/iio/light/rohm,bu27034anuc.yaml#
7 title: ROHM BU27034ANUC ambient light sensor
13 ROHM BU27034ANUC is an ambient light sensor with 2 channels and 2 photo diodes
38 light-sensor@38 {
Damstaos,tsl2563.yaml4 $id: http://devicetree.org/schemas/iio/light/amstaos,tsl2563.yaml#
7 title: AMS TAOS TSL2563 ambient light sensor
13 Ambient light sensor with an i2c interface.
44 light-sensor@29 {
Dvishay,vcnl4000.yaml4 $id: http://devicetree.org/schemas/iio/light/vishay,vcnl4000.yaml#
7 title: VISHAY VCNL4000 ambient light and proximity sensor
13 Ambient light sensing with proximity detection over an i2c
48 light-sensor@51 {
Dliteon,ltrf216a.yaml4 $id: http://devicetree.org/schemas/iio/light/liteon,ltrf216a.yaml#
7 title: LTRF216A Ambient Light Sensor
13 Ambient light sensing with an i2c interface.
44 light-sensor@53 {
Disl29018.yaml4 $id: http://devicetree.org/schemas/iio/light/isl29018.yaml#
8 Intersil 29018/29023/29035 Ambient Light, Infrared Light, and Proximity Sensor
14 Ambient and infrared light sensing with proximity detection over an i2c
Dveml6030.yaml4 $id: http://devicetree.org/schemas/iio/light/veml6030.yaml#
7 title: VEML6030 Ambient Light Sensor (ALS)
13 Bindings for the ambient light sensor veml6030 from Vishay
58 light-sensor@10 {
Dti,opt4001.yaml4 $id: http://devicetree.org/schemas/iio/light/ti,opt4001.yaml#
7 title: Texas Instruments OPT4001 Ambient Light Sensor
13 Ambient light sensor with an i2c interface.
60 light-sensor@44 {
Dnoa1305.yaml4 $id: http://devicetree.org/schemas/iio/light/noa1305.yaml#
7 title: ON Semiconductor NOA1305 Ambient Light Sensor
41 light@39 {
Dmaxim,max44009.yaml4 $id: http://devicetree.org/schemas/iio/light/maxim,max44009.yaml#
7 title: MAX44009 Ambient Light Sensor
37 light-sensor@4a {
Dvishay,vcnl4035.yaml4 $id: http://devicetree.org/schemas/iio/light/vishay,vcnl4035.yaml#
7 title: VISHAY VCNL4035 ambient Light and proximity sensor
38 light-sensor@60 {
Dti,opt3001.yaml4 $id: http://devicetree.org/schemas/iio/light/ti,opt3001.yaml#
7 title: Texas Instruments OPT3001 Ambient Light Sensor
40 light-sensor@44 {
Dcapella,cm36651.yaml4 $id: http://devicetree.org/schemas/iio/light/capella,cm36651.yaml#
7 title: Capella CM36651 I2C Proximity and Color Light sensor
40 light-sensor@18 {
Dliteon,ltr501.yaml4 $id: http://devicetree.org/schemas/iio/light/liteon,ltr501.yaml#
7 title: LiteON LTR501 I2C Proximity and Light sensor
47 light-sensor@23 {
Dstk33xx.yaml4 $id: http://devicetree.org/schemas/iio/light/stk33xx.yaml#
8 Sensortek STK33xx I2C Ambient Light and Proximity sensor
14 Ambient light and proximity sensor over an i2c interface.
Dliteon,ltr390.yaml4 $id: http://devicetree.org/schemas/iio/light/liteon,ltr390.yaml#
10 The Lite-On LTR390 is an ALS (Ambient Light Sensor) and a UV sensor in a
50 light-sensor@53 {
Dupisemi,us5182.yaml4 $id: http://devicetree.org/schemas/iio/light/upisemi,us5182.yaml#
37 applied when light > threshold.
44 applied when light < threshold.
69 light-sensor@39 {
Dtsl2772.yaml4 $id: http://devicetree.org/schemas/iio/light/tsl2772.yaml#
7 title: AMS/TAOS Ambient Light Sensor (ALS) and Proximity Detector
13 Ambient light sensing and proximity detection with an i2c interface.
/Documentation/misc-devices/
Dapds990x.rst19 APDS990x is a combined ambient light and proximity sensor. ALS and proximity
24 (infrared + visible light) and IR only. However, threshold comparisons happen
26 might vary quite much depending the spectrum of the light source.
69 on the light spectrum etc.

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