mps,mpq7920.yaml

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

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