1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/iio/health/ 4 $id: http://devicetree.org/schemas/iio/health/maxim,max30100.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Maxim MAX30100 heart rate and pulse oxi 7 title: Maxim MAX30100 heart rate and pulse oximeter sensor
8 8
9 maintainers: 9 maintainers:
10 - Matt Ranostay <matt.ranostay@konsulko.com> 10 - Matt Ranostay <matt.ranostay@konsulko.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 const: maxim,max30100 14 const: maxim,max30100
15 15
16 reg: 16 reg:
17 maxItems: 1 17 maxItems: 1
18 18
19 interrupts: 19 interrupts:
20 maxItems: 1 20 maxItems: 1
21 description: Connected to ADC_RDY pin. 21 description: Connected to ADC_RDY pin.
22 22
23 maxim,led-current-microamp: 23 maxim,led-current-microamp:
24 minItems: 2 24 minItems: 2
25 maxItems: 2 25 maxItems: 2
26 description: | 26 description: |
27 LED current whilst the engine is running 27 LED current whilst the engine is running. First indexed value is
28 the configuration for the RED LED, and s 28 the configuration for the RED LED, and second value is for the IR LED.
29 29
30 additionalProperties: false 30 additionalProperties: false
31 31
32 required: 32 required:
33 - compatible 33 - compatible
34 - reg 34 - reg
35 - interrupts 35 - interrupts
36 36
37 examples: 37 examples:
38 - | 38 - |
39 i2c { 39 i2c {
40 #address-cells = <1>; 40 #address-cells = <1>;
41 #size-cells = <0>; 41 #size-cells = <0>;
42 42
43 heart-rate@57 { 43 heart-rate@57 {
44 compatible = "maxim,max30100"; 44 compatible = "maxim,max30100";
45 reg = <0x57>; 45 reg = <0x57>;
46 maxim,led-current-microamp = <2400 46 maxim,led-current-microamp = <24000 50000>;
47 interrupt-parent = <&gpio1>; 47 interrupt-parent = <&gpio1>;
48 interrupts = <16 2>; 48 interrupts = <16 2>;
49 }; 49 };
50 }; 50 };
51 ... 51 ...
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