Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.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/qcom-labibb-regulator.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm's LAB(LCD AMOLED Boost)/IBB(Inverting Buck Boost) Regulator
   8
   9 maintainers:
  10   - Sumit Semwal <sumit.semwal@linaro.org>
  11
  12 description:
  13   LAB can be used as a positive boost power supply and IBB can be used as a
  14   negative boost power supply for display panels. Currently implemented for
  15   pmi8998.
  16
  17 properties:
  18   compatible:
  19     const: qcom,pmi8998-lab-ibb
  20
  21   lab:
  22     type: object
  23     $ref: regulator.yaml#
  24     unevaluatedProperties: false
  25
  26     properties:
  27       qcom,soft-start-us:
  28         description: Regulator soft start time in microseconds.
  29         enum: [200, 400, 600, 800]
  30         default: 200
  31
  32       interrupts:
  33         minItems: 1
  34         maxItems: 2
  35         description:
  36           Short-circuit and over-current interrupts for lab.
  37
  38       interrupt-names:
  39         minItems: 1
  40         items:
  41           - const: sc-err
  42           - const: ocp
  43
  44     required:
  45       - interrupts
  46       - interrupt-names
  47
  48   ibb:
  49     type: object
  50     $ref: regulator.yaml#
  51     unevaluatedProperties: false
  52
  53     properties:
  54       qcom,discharge-resistor-kohms:
  55         $ref: /schemas/types.yaml#/definitions/uint32
  56         description: Discharge resistor value in KiloOhms.
  57         enum: [300, 64, 32, 16]
  58         default: 300
  59
  60       interrupts:
  61         minItems: 1
  62         maxItems: 2
  63         description:
  64           Short-circuit and over-current interrupts for ibb.
  65
  66       interrupt-names:
  67         minItems: 1
  68         items:
  69           - const: sc-err
  70           - const: ocp
  71
  72     required:
  73       - interrupts
  74       - interrupt-names
  75
  76 required:
  77   - compatible
  78
  79 additionalProperties: false
  80
  81 examples:
  82   - |
  83     #include <dt-bindings/interrupt-controller/irq.h>
  84
  85     labibb {
  86       compatible = "qcom,pmi8998-lab-ibb";
  87
  88       lab {
  89         interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>,
  90                      <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>;
  91         interrupt-names = "sc-err", "ocp";
  92       };
  93
  94       ibb {
  95         interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>,
  96                      <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_LOW>;
  97         interrupt-names = "sc-err", "ocp";
  98       };
  99     };
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