1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/mfd/ti,lp8732.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: TI LP873X Power Management Integrated Circuit
8
9 maintainers:
10 - J Keerthy <j-keerthy@ti.com>
11
12 description:
13 PMIC with two high-current buck converters and two linear regulators.
14
15 properties:
16 compatible:
17 enum:
18 - ti,lp8732
19 - ti,lp8733
20
21 reg:
22 maxItems: 1
23
24 gpio-controller: true
25
26 '#gpio-cells':
27 const: 2
28
29 regulators:
30 description:
31 List of child nodes that specify the regulator initialization data.
32 type: object
33 patternProperties:
34 "^buck[01]|ldo[01]$":
35 type: object
36 $ref: /schemas/regulator/regulator.yaml#
37 unevaluatedProperties: false
38 additionalProperties: false
39
40 patternProperties:
41 '^(buck[01]|ldo[01])-in-supply$':
42 description: Phandle to parent supply of each regulator populated under regulators node.
43
44 required:
45 - compatible
46 - reg
47 - regulators
48 - buck0-in-supply
49 - buck1-in-supply
50 - ldo0-in-supply
51 - ldo1-in-supply
52
53 additionalProperties: false
54
55 examples:
56 - |
57 i2c {
58 #address-cells = <1>;
59 #size-cells = <0>;
60
61 pmic: pmic@60 {
62 compatible = "ti,lp8733";
63 reg = <0x60>;
64 gpio-controller;
65 #gpio-cells = <2>;
66
67 buck0-in-supply = <&vsys_3v3>;
68 buck1-in-supply = <&vsys_3v3>;
69 ldo0-in-supply = <&vsys_3v3>;
70 ldo1-in-supply = <&vsys_3v3>;
71
72 regulators {
73 buck0: buck0 {
74 regulator-name = "buck0";
75 regulator-min-microvolt = <800000>;
76 regulator-max-microvolt = <1400000>;
77 regulator-min-microamp = <1500000>;
78 regulator-max-microamp = <4000000>;
79 regulator-ramp-delay = <10000>;
80 regulator-always-on;
81 regulator-boot-on;
82 };
83
84 buck1: buck1 {
85 regulator-name = "buck1";
86 regulator-min-microvolt = <800000>;
87 regulator-max-microvolt = <1400000>;
88 regulator-min-microamp = <1500000>;
89 regulator-max-microamp = <4000000>;
90 regulator-ramp-delay = <10000>;
91 regulator-boot-on;
92 regulator-always-on;
93 };
94
95 ldo0: ldo0 {
96 regulator-name = "ldo0";
97 regulator-min-microvolt = <800000>;
98 regulator-max-microvolt = <3000000>;
99 regulator-boot-on;
100 regulator-always-on;
101 };
102
103 ldo1: ldo1 {
104 regulator-name = "ldo1";
105 regulator-min-microvolt = <800000>;
106 regulator-max-microvolt = <3000000>;
107 regulator-always-on;
108 regulator-boot-on;
109 };
110 };
111 };
112 };
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