Documentation/devicetree/bindings/iio/health/maxim,max30102.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/health/maxim,max30102.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Maxim MAX30102 heart rate and pulse oximeter and MAX30105 particle-sensor
   8
   9 maintainers:
  10   - Matt Ranostay <matt.ranostay@konsulko.com>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - maxim,max30102
  16       - maxim,max30105
  17
  18   reg:
  19     maxItems: 1
  20
  21   interrupts:
  22     maxItems: 1
  23     description: Connected to ADC_RDY pin.
  24
  25   maxim,red-led-current-microamp:
  26     description: RED LED current. Each step is approximately 200 microamps.
  27     minimum: 0
  28     maximum: 50800
  29
  30   maxim,ir-led-current-microamp:
  31     description: IR LED current. Each step is approximately 200 microamps.
  32     minimum: 0
  33     maximum: 50800
  34
  35   maxim,green-led-current-microamp:
  36     description: Green LED current. Each step is approximately 200 microamps.
  37     minimum: 0
  38     maximum: 50800
  39
  40 allOf:
  41   - if:
  42       properties:
  43         compatible:
  44           contains:
  45             const: maxim,max30100
  46     then:
  47       properties:
  48         maxim,green-led-current-microamp: false
  49
  50 additionalProperties: false
  51
  52 required:
  53   - compatible
  54   - reg
  55   - interrupts
  56
  57 examples:
  58   - |
  59     i2c {
  60         #address-cells = <1>;
  61         #size-cells = <0>;
  62
  63         heart-rate@57 {
  64             compatible = "maxim,max30102";
  65             reg = <0x57>;
  66             maxim,red-led-current-microamp = <7000>;
  67             maxim,ir-led-current-microamp = <7000>;
  68             interrupt-parent = <&gpio1>;
  69             interrupts = <16 2>;
  70         };
  71     };
  72 ...