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