88 lines
2.3 KiB
YAML
88 lines
2.3 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/light/sharp,gp2ap002.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Sharp GP2AP002A00F and GP2AP002S00F proximity and ambient light sensors
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maintainers:
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- Linus Walleij <linus.walleij@linaro.org>
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description: |
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Proximity and ambient light sensor with IR LED for the proximity
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sensing and an analog output for light intensity. The ambient light
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sensor output is not available on the GP2AP002S00F variant.
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properties:
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compatible:
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enum:
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- sharp,gp2ap002a00f
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- sharp,gp2ap002s00f
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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description: an interrupt for proximity, usually a GPIO line
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vdd-supply:
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description: VDD power supply a phandle to a regulator
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vio-supply:
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description: VIO power supply a phandle to a regulator
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io-channels:
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maxItems: 1
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description: ALSOUT ADC channel to read the ambient light
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io-channel-names:
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const: alsout
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sharp,proximity-far-hysteresis:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: |
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Hysteresis setting for "far" object detection, this setting is
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device-unique and adjust the optical setting for proximity detection
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of a "far away" object in front of the sensor.
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sharp,proximity-close-hysteresis:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: |
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Hysteresis setting for "close" object detection, this setting is
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device-unique and adjust the optical setting for proximity detection
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of a "close" object in front of the sensor.
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required:
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- compatible
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- reg
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- interrupts
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- sharp,proximity-far-hysteresis
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- sharp,proximity-close-hysteresis
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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light-sensor@44 {
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compatible = "sharp,gp2ap002a00f";
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reg = <0x44>;
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interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
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vdd-supply = <&vdd_regulator>;
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vio-supply = <&vio_regulator>;
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io-channels = <&adc_channel>;
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io-channel-names = "alsout";
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sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>;
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sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>;
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};
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};
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...
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