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
  24     properties:
  25       qcom,soft-start-us:
  26         description: Regulator soft start time in microseconds.
  27         enum: [200, 400, 600, 800]
  28         default: 200
  29
  30       interrupts:
  31         minItems: 1
  32         maxItems: 2
  33         description:
  34           Short-circuit and over-current interrupts for lab.
  35
  36     required:
  37       - interrupts
  38
  39   ibb:
  40     type: object
  41
  42     properties:
  43       qcom,discharge-resistor-kohms:
  44         $ref: /schemas/types.yaml#/definitions/uint32
  45         description: Discharge resistor value in KiloOhms.
  46         enum: [300, 64, 32, 16]
  47         default: 300
  48
  49       interrupts:
  50         minItems: 1
  51         maxItems: 2
  52         description:
  53           Short-circuit and over-current interrupts for ibb.
  54
  55     required:
  56       - interrupts
  57
  58 required:
  59   - compatible
  60
  61 additionalProperties: false
  62
  63 examples:
  64   - |
  65     #include <dt-bindings/interrupt-controller/irq.h>
  66
  67     labibb {
  68       compatible = "qcom,pmi8998-lab-ibb";
  69
  70       lab {
  71         interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>,
  72                      <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>;
  73         interrupt-names = "sc-err", "ocp";
  74       };
  75
  76       ibb {
  77         interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>,
  78                      <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_LOW>;
  79         interrupt-names = "sc-err", "ocp";
  80       };
  81     };
  82
  83 ...