mps,mpq7920.yaml

  1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/regulator/mps,mpq7920.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Monolithic Power System MPQ7920 PMIC
  8
  9maintainers:
 10  - Saravanan Sekar <sravanhome@gmail.com>
 11
 12properties:
 13  $nodename:
 14    pattern: "pmic@[0-9a-f]{1,2}"
 15  compatible:
 16    enum:
 17      - mps,mpq7920
 18
 19  reg:
 20    maxItems: 1
 21
 22  regulators:
 23    type: object
 24
 25    description: |
 26      list of regulators provided by this controller, must be named
 27      after their hardware counterparts BUCK[1-4], one LDORTC, and LDO[2-5]
 28
 29    properties:
 30      mps,switch-freq:
 31        $ref: /schemas/types.yaml#/definitions/uint8
 32        enum: [0, 1, 2, 3]
 33        default: 2
 34        description: |
 35          switching frequency must be one of following corresponding value
 36          1.1MHz, 1.65MHz, 2.2MHz, 2.75MHz
 37
 38      ldortc:
 39        type: object
 40        $ref: regulator.yaml#
 41        unevaluatedProperties: false
 42
 43    patternProperties:
 44      "^ldo[1-4]$":
 45        type: object
 46        $ref: regulator.yaml#
 47        unevaluatedProperties: false
 48
 49      "^buck[1-4]$":
 50        type: object
 51        $ref: regulator.yaml#
 52
 53        properties:
 54          mps,buck-softstart:
 55            $ref: /schemas/types.yaml#/definitions/uint8
 56            enum: [0, 1, 2, 3]
 57            description: |
 58              defines the soft start time of this buck, must be one of the following
 59              corresponding values 150us, 300us, 610us, 920us
 60
 61          mps,buck-phase-delay:
 62            $ref: /schemas/types.yaml#/definitions/uint8
 63            enum: [0, 1, 2, 3]
 64            description: |
 65              defines the phase delay of this buck, must be one of the following
 66              corresponding values 0deg, 90deg, 180deg, 270deg
 67
 68          mps,buck-ovp-disable:
 69            type: boolean
 70            description: |
 71              disables over voltage protection of this buck
 72
 73        unevaluatedProperties: false
 74
 75    additionalProperties: false
 76
 77required:
 78  - compatible
 79  - reg
 80  - regulators
 81
 82additionalProperties: false
 83
 84examples:
 85  - |
 86    i2c {
 87        #address-cells = <1>;
 88        #size-cells = <0>;
 89
 90        pmic@69 {
 91          compatible = "mps,mpq7920";
 92          reg = <0x69>;
 93
 94          regulators {
 95            mps,switch-freq = /bits/ 8 <1>;
 96
 97            buck1 {
 98             regulator-name = "buck1";
 99             regulator-min-microvolt = <400000>;
100             regulator-max-microvolt = <3587500>;
101             regulator-min-microamp = <460000>;
102             regulator-max-microamp = <7600000>;
103             regulator-boot-on;
104             mps,buck-ovp-disable;
105             mps,buck-phase-delay = /bits/ 8 <2>;
106             mps,buck-softstart = /bits/ 8 <1>;
107            };
108
109            ldo2 {
110             regulator-name = "ldo2";
111             regulator-min-microvolt = <650000>;
112             regulator-max-microvolt = <3587500>;
113            };
114         };
115       };
116     };
117...