1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/iio/health/ti,afe4404.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Texas Instruments AFE4404 Heart rate and Pulse Oximeter
8
9 maintainers:
10 - Jonathan Cameron <jic23@kernel.org>
11
12 properties:
13 compatible:
14 const: ti,afe4404
15
16 reg:
17 maxItems: 1
18
19 tx-supply:
20 description: Supply to transmitting LEDs.
21
22 interrupts:
23 maxItems: 1
24 description: Connected to ADC_RDY pin.
25
26 reset-gpios:
27 maxItems: 1
28
29 additionalProperties: false
30
31 required:
32 - compatible
33 - reg
34
35 examples:
36 - |
37 #include <dt-bindings/gpio/gpio.h>
38 #include <dt-bindings/interrupt-controller/irq.h>
39 i2c {
40 #address-cells = <1>;
41 #size-cells = <0>;
42
43 heart-mon@58 {
44 compatible = "ti,afe4404";
45 reg = <0x58>;
46 tx-supply = <&vbat>;
47 interrupt-parent = <&gpio1>;
48 interrupts = <28 IRQ_TYPE_EDGE_RISING>;
49 reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
50 };
51 };
52 ...
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