1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/mfd/ti,lp87561-q1.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: TI LP87561-Q1 single 4-phase output buck converter
8
9 maintainers:
10 - Keerthy <j-keerthy@ti.com>
11
12 properties:
13 compatible:
14 const: ti,lp87561-q1
15
16 reg:
17 description: I2C slave address
18 const: 0x60
19
20 reset-gpios:
21 description: GPIO connected to NRST pin (active low reset, pin 20)
22 maxItems: 1
23
24 gpio-controller: true
25
26 '#gpio-cells':
27 description:
28 The first cell is the pin number.
29 The second cell is is used to specify flags.
30 See ../gpio/gpio.txt for more information.
31 const: 2
32
33 buck3210-in-supply:
34 description:
35 Voltage regulator supply for all the four BUCK converters.
36
37 regulators:
38 type: object
39
40 properties:
41 buck3210:
42 type: object
43 $ref: /schemas/regulator/regulator.yaml#
44
45 required:
46 - buck3210
47
48 additionalProperties: false
49
50 required:
51 - compatible
52 - reg
53 - gpio-controller
54 - '#gpio-cells'
55 - buck3210-in-supply
56
57 additionalProperties: false
58
59 examples:
60 - |
61 i2c@0 {
62 reg = <0x0 0x100>;
63 #address-cells = <1>;
64 #size-cells = <0>;
65
66 pmic@60 {
67 compatible = "ti,lp87561-q1";
68 reg = <0x60>;
69 gpio-controller;
70 #gpio-cells = <2>;
71
72 buck3210-in-supply = <&vsys_3v3>;
73
74 regulators {
75 buck3210_reg: buck3210 {
76 /* VDD_CORE */
77 regulator-name = "buck3210";
78 regulator-min-microvolt = <800000>;
79 regulator-max-microvolt = <800000>;
80 regulator-always-on;
81 regulator-boot-on;
82 };
83 };
84 };
85 };
86
87 ...
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