xref: /freebsd/sys/contrib/device-tree/Bindings/iio/health/ti,afe4403.yaml (revision 8c2f6c3be0125142d3c1782e4b0ee0634c584b9e) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iio/health/ti,afe4403.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Texas Instruments AFE4403 Heart rate and Pulse Oximeter
8
9maintainers:
10  - Jonathan Cameron <jic23@kernel.org>
11
12properties:
13  compatible:
14    const: ti,afe4403
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
29required:
30  - compatible
31  - reg
32
33allOf:
34  - $ref: /schemas/spi/spi-peripheral-props.yaml#
35
36unevaluatedProperties: false
37
38examples:
39  - |
40    #include <dt-bindings/gpio/gpio.h>
41    #include <dt-bindings/interrupt-controller/irq.h>
42    spi {
43        #address-cells = <1>;
44        #size-cells = <0>;
45
46        heart-mon@0 {
47            compatible = "ti,afe4403";
48            reg = <0>;
49            spi-max-frequency = <10000000>;
50            tx-supply = <&vbat>;
51            interrupt-parent = <&gpio1>;
52            interrupts = <28 IRQ_TYPE_EDGE_RISING>;
53            reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
54        };
55    };
56...
57