1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*4882a593Smuzhiyun%YAML 1.2 3*4882a593Smuzhiyun--- 4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/iio/light/sharp,gp2ap002.yaml# 5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml# 6*4882a593Smuzhiyun 7*4882a593Smuzhiyuntitle: Sharp GP2AP002A00F and GP2AP002S00F proximity and ambient light sensors 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunmaintainers: 10*4882a593Smuzhiyun - Linus Walleij <linus.walleij@linaro.org> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyundescription: | 13*4882a593Smuzhiyun Proximity and ambient light sensor with IR LED for the proximity 14*4882a593Smuzhiyun sensing and an analog output for light intensity. The ambient light 15*4882a593Smuzhiyun sensor output is not available on the GP2AP002S00F variant. 16*4882a593Smuzhiyun 17*4882a593Smuzhiyunproperties: 18*4882a593Smuzhiyun compatible: 19*4882a593Smuzhiyun enum: 20*4882a593Smuzhiyun - sharp,gp2ap002a00f 21*4882a593Smuzhiyun - sharp,gp2ap002s00f 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun reg: 24*4882a593Smuzhiyun maxItems: 1 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun interrupts: 27*4882a593Smuzhiyun maxItems: 1 28*4882a593Smuzhiyun description: an interrupt for proximity, usually a GPIO line 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun vdd-supply: 31*4882a593Smuzhiyun description: VDD power supply a phandle to a regulator 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun vio-supply: 34*4882a593Smuzhiyun description: VIO power supply a phandle to a regulator 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun io-channels: 37*4882a593Smuzhiyun maxItems: 1 38*4882a593Smuzhiyun description: ALSOUT ADC channel to read the ambient light 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun io-channel-names: 41*4882a593Smuzhiyun const: alsout 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun sharp,proximity-far-hysteresis: 44*4882a593Smuzhiyun $ref: /schemas/types.yaml#/definitions/uint8 45*4882a593Smuzhiyun description: | 46*4882a593Smuzhiyun Hysteresis setting for "far" object detection, this setting is 47*4882a593Smuzhiyun device-unique and adjust the optical setting for proximity detection 48*4882a593Smuzhiyun of a "far away" object in front of the sensor. 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun sharp,proximity-close-hysteresis: 51*4882a593Smuzhiyun $ref: /schemas/types.yaml#/definitions/uint8 52*4882a593Smuzhiyun description: | 53*4882a593Smuzhiyun Hysteresis setting for "close" object detection, this setting is 54*4882a593Smuzhiyun device-unique and adjust the optical setting for proximity detection 55*4882a593Smuzhiyun of a "close" object in front of the sensor. 56*4882a593Smuzhiyun 57*4882a593Smuzhiyunrequired: 58*4882a593Smuzhiyun - compatible 59*4882a593Smuzhiyun - reg 60*4882a593Smuzhiyun - interrupts 61*4882a593Smuzhiyun - sharp,proximity-far-hysteresis 62*4882a593Smuzhiyun - sharp,proximity-close-hysteresis 63*4882a593Smuzhiyun 64*4882a593SmuzhiyunadditionalProperties: false 65*4882a593Smuzhiyun 66*4882a593Smuzhiyunexamples: 67*4882a593Smuzhiyun - | 68*4882a593Smuzhiyun #include <dt-bindings/interrupt-controller/irq.h> 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun i2c { 71*4882a593Smuzhiyun #address-cells = <1>; 72*4882a593Smuzhiyun #size-cells = <0>; 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun light-sensor@44 { 75*4882a593Smuzhiyun compatible = "sharp,gp2ap002a00f"; 76*4882a593Smuzhiyun reg = <0x44>; 77*4882a593Smuzhiyun interrupts = <18 IRQ_TYPE_EDGE_FALLING>; 78*4882a593Smuzhiyun vdd-supply = <&vdd_regulator>; 79*4882a593Smuzhiyun vio-supply = <&vio_regulator>; 80*4882a593Smuzhiyun io-channels = <&adc_channel>; 81*4882a593Smuzhiyun io-channel-names = "alsout"; 82*4882a593Smuzhiyun sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>; 83*4882a593Smuzhiyun sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>; 84*4882a593Smuzhiyun }; 85*4882a593Smuzhiyun }; 86*4882a593Smuzhiyun 87*4882a593Smuzhiyun... 88