Documentation/devicetree/bindings/regulator/samsung,s2mpa01.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/samsung,s2mpa01.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Samsung S2MPA01 Power Management IC regulators
   8
   9 maintainers:
  10   - Krzysztof Kozlowski <krzk@kernel.org>
  11
  12 description: |
  13   This is a part of device tree bindings for S2M and S5M family of Power
  14   Management IC (PMIC).
  15
  16   The S2MPA01 provides buck and LDO regulators.
  17
  18   See also Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml for
  19   additional information and example.
  20
  21 patternProperties:
  22   # 26 LDOs
  23   "^LDO([1-9]|1[0-9]|2[0-6])$":
  24     type: object
  25     $ref: regulator.yaml#
  26     unevaluatedProperties: false
  27     description:
  28       Properties for single LDO regulator.
  29
  30     required:
  31       - regulator-name
  32
  33   # 10 bucks
  34   "^BUCK([1-9]|10)$":
  35     type: object
  36     $ref: regulator.yaml#
  37     unevaluatedProperties: false
  38     description:
  39       Properties for single BUCK regulator.
  40
  41     properties:
  42       regulator-ramp-delay:
  43         enum: [0, 6250, 12500, 25000, 50000]
  44         default: 12500
  45         description: |
  46           May be 0 for disabling the ramp delay on BUCK{1,2,3,4}.
  47
  48           In the absence of the regulator-ramp-delay property, the default ramp
  49           delay will be used.
  50
  51           Note: Some bucks share the ramp rate setting i.e. same ramp value
  52           will be set for a particular group of bucks so provide the same
  53           regulator-ramp-delay value for them.
  54           Groups sharing ramp rate:
  55             * buck{1,6},
  56             * buck{2,4},
  57             * buck{8,9,10}.
  58
  59     required:
  60       - regulator-name
  61
  62 additionalProperties: false