xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/regulator/mps,mp886x.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/regulator/mps,mp886x.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Monolithic Power Systems MP8867/MP8869 voltage regulator
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Jisheng Zhang <jszhang@kernel.org>
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunallOf:
13*4882a593Smuzhiyun  - $ref: regulator.yaml#
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunproperties:
16*4882a593Smuzhiyun  compatible:
17*4882a593Smuzhiyun    enum:
18*4882a593Smuzhiyun      - mps,mp8867
19*4882a593Smuzhiyun      - mps,mp8869
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun  reg:
22*4882a593Smuzhiyun    maxItems: 1
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun  enable-gpios:
25*4882a593Smuzhiyun    description: GPIO to enable/disable the regulator.
26*4882a593Smuzhiyun    maxItems: 1
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  mps,fb-voltage-divider:
29*4882a593Smuzhiyun    description: An array of two integers containing the resistor
30*4882a593Smuzhiyun      values R1 and R2 of the feedback voltage divider in kilo ohms.
31*4882a593Smuzhiyun    $ref: "/schemas/types.yaml#/definitions/uint32-array"
32*4882a593Smuzhiyun    maxItems: 2
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  mps,switch-frequency-hz:
35*4882a593Smuzhiyun    description: The valid switch frequency in Hertz.
36*4882a593Smuzhiyun    enum: [500000, 750000, 1000000, 1250000, 1500000]
37*4882a593Smuzhiyun
38*4882a593Smuzhiyunrequired:
39*4882a593Smuzhiyun  - compatible
40*4882a593Smuzhiyun  - reg
41*4882a593Smuzhiyun  - enable-gpios
42*4882a593Smuzhiyun  - mps,fb-voltage-divider
43*4882a593Smuzhiyun
44*4882a593SmuzhiyununevaluatedProperties: false
45*4882a593Smuzhiyun
46*4882a593Smuzhiyunexamples:
47*4882a593Smuzhiyun  - |
48*4882a593Smuzhiyun    #include <dt-bindings/gpio/gpio.h>
49*4882a593Smuzhiyun    i2c {
50*4882a593Smuzhiyun        #address-cells = <1>;
51*4882a593Smuzhiyun        #size-cells = <0>;
52*4882a593Smuzhiyun        regulator@62 {
53*4882a593Smuzhiyun          compatible = "mps,mp8869";
54*4882a593Smuzhiyun          regulator-name = "vcpu";
55*4882a593Smuzhiyun          regulator-min-microvolt = <800000>;
56*4882a593Smuzhiyun          regulator-max-microvolt = <1150000>;
57*4882a593Smuzhiyun          enable-gpios = <&porta 1 GPIO_ACTIVE_LOW>;
58*4882a593Smuzhiyun          mps,fb-voltage-divider = <80 240>;
59*4882a593Smuzhiyun          reg = <0x62>;
60*4882a593Smuzhiyun        };
61*4882a593Smuzhiyun    };
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun...
64