1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/iio/proximity/tyhx,hx9023s.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: TYHX HX9023S capacitive proximity sensor
8
9 maintainers:
10 - Yasin Lee <yasin.lee.x@gmail.com>
11
12 description: |
13 TYHX HX9023S proximity sensor. Datasheet can be found here:
14 http://www.tianyihexin.com/ueditor/php/upload/file/20240614/1718336303992081.pdf
15
16 properties:
17 compatible:
18 const: tyhx,hx9023s
19
20 reg:
21 maxItems: 1
22
23 interrupts:
24 description:
25 Generated by device to announce preceding read request has finished
26 and data is available or that a close/far proximity event has happened.
27 maxItems: 1
28
29 vdd-supply: true
30
31 "#address-cells":
32 const: 1
33
34 "#size-cells":
35 const: 0
36
37 patternProperties:
38 "^channel@[0-4]$":
39 $ref: /schemas/iio/adc/adc.yaml
40 type: object
41 unevaluatedProperties: false
42
43 properties:
44 reg:
45 minimum: 0
46 maximum: 4
47 description: The channel number.
48
49 required:
50 - compatible
51 - reg
52 - vdd-supply
53
54 unevaluatedProperties: false
55
56 examples:
57 - |
58 #include <dt-bindings/interrupt-controller/irq.h>
59 i2c {
60 #address-cells = <1>;
61 #size-cells = <0>;
62 proximity@2a {
63 compatible = "tyhx,hx9023s";
64 reg = <0x2a>;
65 interrupt-parent = <&pio>;
66 interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
67 vdd-supply = <&pp1800_prox>;
68
69 #address-cells = <1>;
70 #size-cells = <0>;
71
72 channel@0 {
73 reg = <0>;
74 single-channel = <0>;
75 };
76 channel@1 {
77 reg = <1>;
78 single-channel = <1>;
79 };
80 channel@2 {
81 reg = <2>;
82 single-channel = <2>;
83 };
84 channel@3 {
85 reg = <3>;
86 diff-channels = <1 0>;
87 };
88 channel@4 {
89 reg = <4>;
90 diff-channels = <2 0>;
91 };
92 };
93 };
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