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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/iio/health/maxim,max30102.yaml
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# SPDX-License-Identifier: (GPL-2.0 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/health/maxim,max30102.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Maxim MAX30101/2 heart rate and pulse oximeter and MAX30105 particle-sensor

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maintainers:

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  - Matt Ranostay <matt.ranostay@konsulko.com>

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properties:

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  compatible:

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    oneOf:

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      - enum:

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          - maxim,max30102

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          - maxim,max30105

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      - items:

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          - const: maxim,max30101

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          - const: maxim,max30105

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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: Connected to ADC_RDY pin.

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  maxim,red-led-current-microamp:

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    description: RED LED current. Each step is approximately 200 microamps.

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    minimum: 0

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    maximum: 50800

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  maxim,ir-led-current-microamp:

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    description: IR LED current. Each step is approximately 200 microamps.

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    minimum: 0

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    maximum: 50800

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  maxim,green-led-current-microamp:

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    description: Green LED current. Each step is approximately 200 microamps.

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    minimum: 0

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    maximum: 50800

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allOf:

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  - if:

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      properties:

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        compatible:

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          contains:

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            const: maxim,max30102

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    then:

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      properties:

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        maxim,green-led-current-microamp: false

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additionalProperties: false

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required:

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  - compatible

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  - reg

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  - interrupts

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examples:

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  - |

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    i2c {

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        #address-cells = <1>;

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        #size-cells = <0>;

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        heart-rate@57 {

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            compatible = "maxim,max30102";

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            reg = <0x57>;

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            maxim,red-led-current-microamp = <7000>;

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            maxim,ir-led-current-microamp = <7000>;

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            interrupt-parent = <&gpio1>;

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            interrupts = <16 2>;

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        };

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    };

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...

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