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/Linux-v6.1/drivers/iio/light/
DKconfig11 tristate "ACPI Ambient Light Sensor"
18 Ambient Light Sensor.
47 tristate "AL3010 ambient light sensor"
51 ambient light sensor.
57 tristate "AL3320A ambient light sensor"
61 ambient light sensor.
67 tristate "APDS9300 ambient light sensor"
71 ambient light sensor.
105 tristate "ROHM BH1750 ambient light sensor"
109 BH1750, BH1751 ambient light sensors.
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/Linux-v6.1/Documentation/ABI/testing/
Dsysfs-class-backlight42 It returns integer between 0 (dark) and 8000 (max ambient
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:
103 Ambient sysfs entry
111 For ADP8860, <ambient light zone> can be:
114 Ambient sysfs entry
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Dsysfs-bus-iio-light-isl2901816 is less affected by the ambient IR noise variation.
19 0 Sensing IR from LED and ambient
20 1 Sensing IR from LED with ambient IR rejection
Dsysfs-bus-iio-isl2950125 measurements due to changing temperature and ambient
30 ambient light are modulated independently.
40 in_proximity0_calib_phase_light_b for ambient light.
/Linux-v6.1/Documentation/devicetree/bindings/iio/light/
Dsharp,gp2ap002.yaml7 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
Dbh1750.yaml7 title: ROHM BH1750 ambient light sensor
13 Ambient light sensor with an i2c interface.
Dnoa1305.yaml7 title: ON Semiconductor NOA1305 Ambient Light Sensor
13 Ambient sensing with an i2c interface.
Dtsl2583.yaml7 title: AMS/TAOS Ambient Light Sensor (ALS)
13 Ambient light sensing with an i2c interface.
Dliteon,ltrf216a.yaml7 title: LTRF216A Ambient Light Sensor
13 Ambient light sensing with an i2c interface.
Damstaos,tsl2563.yaml7 title: AMS TAOS TSL2563 ambient light sensor
13 Ambient light sensor with an i2c interface.
Dvishay,vcnl4000.yaml7 title: VISHAY VCNL4000 ambient light and proximity sensor
13 Ambient light sensing with proximity detection over an i2c
Dstk33xx.yaml8 Sensortek STK33xx I2C Ambient Light and Proximity sensor
14 Ambient light and proximity sensor over an i2c interface.
Disl29018.yaml8 Intersil 29018/29023/29035 Ambient Light, Infrared Light, and Proximity Sensor
14 Ambient and infrared light sensing with proximity detection over an i2c
Dveml6030.yaml7 title: VEML6030 Ambient Light Sensor (ALS)
13 Bindings for the ambient light sensor veml6030 from Vishay
Dtsl2772.yaml7 title: AMS/TAOS Ambient Light Sensor (ALS) and Proximity Detector
13 Ambient light sensing and proximity detection with an i2c interface.
/Linux-v6.1/drivers/sbus/char/
Dmax1617.h6 #define MAX1617_AMB_TEMP 0x00 /* Ambient temp in C */
13 #define MAX1617_RD_AMB_HIGHLIM 0x05 /* Ambient high limit */
14 #define MAX1617_RD_AMB_LOWLIM 0x06 /* Ambient low limit */
/Linux-v6.1/Documentation/devicetree/bindings/power/supply/
Dbattery.yaml110 ambient-celsius:
111 description: safe range of ambient temperature
113 - description: alert when ambient temperature is lower than this value
114 - description: alert when ambient temperature is higher than this value
171 ambient-celsius = <(-5) 50>;
/Linux-v6.1/drivers/misc/
DKconfig294 If you say yes here you get support for the ALS APDS9802 ambient
301 tristate "Intersil ISL29003 ambient light sensor"
305 ambient light sensor.
311 tristate "Intersil ISL29020 ambient light sensor"
315 ambient light sensor.
321 tristate "Taos TSL2550 ambient light sensor"
325 ambient light sensor.
335 SFH7770 (Osram) combined ambient light and proximity sensor chip.
345 combined ambient light and proximity sensor chip.
/Linux-v6.1/drivers/macintosh/
Dwindfarm_max6690_sensor.c80 if (!strcmp(loc, "BACKSIDE") || !strcmp(loc, "SYS CTRLR AMBIENT")) in wf_max6690_probe()
82 else if (!strcmp(loc, "NB Ambient")) in wf_max6690_probe()
84 else if (!strcmp(loc, "GPU Ambient")) in wf_max6690_probe()
/Linux-v6.1/Documentation/devicetree/bindings/
Dtrivial-devices.yaml62 # CM32181: Ambient Light Sensor
64 # CM3232: Ambient Light Sensor
66 # CM3323: Ambient Light Sensor
166 # Intersil ISL29028 Ambient Light and Proximity Sensor
168 # Intersil ISL29030 Ambient Light and Proximity Sensor
336 # Ambient Light Sensor with SMBUS/Two Wire Serial Interface
/Linux-v6.1/drivers/video/backlight/
Dadp8860_bl.c57 #define ADP8860_PH1LEVL 0x21 /* First phototransistor ambient light level-low byte register */
58 #define ADP8860_PH1LEVH 0x22 /* First phototransistor ambient light level-high byte register */
59 #define ADP8860_PH2LEVL 0x23 /* Second phototransistor ambient light level-low byte register */
60 #define ADP8860_PH2LEVH 0x24 /* Second phototransistor ambient light level-high byte register */
332 /* Disable Ambient Light auto adjust */ in adp8860_bl_set()
338 * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust in adp8860_bl_set()
609 /* Enable automatic ambient light sensing */ in adp8860_bl_ambient_light_zone_store()
612 /* Disable automatic ambient light sensing */ in adp8860_bl_ambient_light_zone_store()
615 /* Set user supplied ambient light zone */ in adp8860_bl_ambient_light_zone_store()
Dadp8870_bl.c74 #define ADP8870_PH1LEVL 0x40 /* First phototransistor ambient light level-low byte register */
75 #define ADP8870_PH1LEVH 0x41 /* First phototransistor ambient light level-high byte register */
76 #define ADP8870_PH2LEVL 0x42 /* Second phototransistor ambient light level-low byte register */
77 #define ADP8870_PH2LEVH 0x43 /* Second phototransistor ambient light level-high byte register */
358 /* Disable Ambient Light auto adjust */ in adp8870_bl_set()
368 * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust in adp8870_bl_set()
793 /* Enable automatic ambient light sensing */ in adp8870_bl_ambient_light_zone_store()
796 /* Disable automatic ambient light sensing */ in adp8870_bl_ambient_light_zone_store()
799 /* Set user supplied ambient light zone */ in adp8870_bl_ambient_light_zone_store()
/Linux-v6.1/Documentation/devicetree/bindings/iio/temperature/
Dmelexis,mlx90632.yaml20 operate and measure ambient temperature in range of -20 to 85 degrees
23 Be aware that electronics surrounding the sensor can increase ambient
/Linux-v6.1/drivers/iio/temperature/
Dmlx90632.c130 * @object_ambient_temperature: Ambient temperature at object (might differ of
131 * the ambient temperature of sensor.
586 static s32 mlx90632_calc_temp_object(s64 object, s64 ambient, s32 Ea, s32 Eb, in mlx90632_calc_temp_object() argument
596 TAdut = div64_s64(((ambient - kTA0) * 1000000LL), kTA) + 25 * 1000000LL; in mlx90632_calc_temp_object()
608 static s32 mlx90632_calc_temp_object_extended(s64 object, s64 ambient, s64 reflected, in mlx90632_calc_temp_object_extended() argument
618 TAdut = div64_s64((ambient - kTA0) * 1000000LL, kTA) + 25 * 1000000LL; in mlx90632_calc_temp_object_extended()
640 s64 object, ambient; in mlx90632_calc_object_dsp105() local
688 ambient = mlx90632_preprocess_temp_amb(ambient_new_raw, in mlx90632_calc_object_dsp105()
693 *val = mlx90632_calc_temp_object_extended(object, ambient, in mlx90632_calc_object_dsp105()
700 ambient = mlx90632_preprocess_temp_amb(ambient_new_raw, in mlx90632_calc_object_dsp105()
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/Linux-v6.1/Documentation/hwmon/
Dibm-cffps.rst51 temp1_alarm PSU inlet ambient temperature over-temperature alarm.
52 temp1_input Measured PSU inlet ambient temp in millidegrees C.

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