xref: /freebsd/sys/contrib/device-tree/Bindings/regulator/mps,mp886x.yaml (revision a90b9d0159070121c221b966469c3e36d912bf82)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/regulator/mps,mp886x.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Monolithic Power Systems MP8867/MP8869 voltage regulator
8
9maintainers:
10  - Jisheng Zhang <jszhang@kernel.org>
11
12allOf:
13  - $ref: regulator.yaml#
14
15properties:
16  compatible:
17    enum:
18      - mps,mp8867
19      - mps,mp8869
20
21  reg:
22    maxItems: 1
23
24  enable-gpios:
25    description: GPIO to enable/disable the regulator.
26    maxItems: 1
27
28  mps,fb-voltage-divider:
29    description: An array of two integers containing the resistor
30      values R1 and R2 of the feedback voltage divider in kilo ohms.
31    $ref: /schemas/types.yaml#/definitions/uint32-array
32    maxItems: 2
33
34  mps,switch-frequency-hz:
35    description: The valid switch frequency in Hertz.
36    enum: [500000, 750000, 1000000, 1250000, 1500000]
37
38required:
39  - compatible
40  - reg
41  - enable-gpios
42  - mps,fb-voltage-divider
43
44unevaluatedProperties: false
45
46examples:
47  - |
48    #include <dt-bindings/gpio/gpio.h>
49    i2c {
50        #address-cells = <1>;
51        #size-cells = <0>;
52        regulator@62 {
53          compatible = "mps,mp8869";
54          regulator-name = "vcpu";
55          regulator-min-microvolt = <800000>;
56          regulator-max-microvolt = <1150000>;
57          enable-gpios = <&porta 1 GPIO_ACTIVE_LOW>;
58          mps,fb-voltage-divider = <80 240>;
59          reg = <0x62>;
60        };
61    };
62
63...
64