Documentation/devicetree/bindings/extcon/qcom,pm8941-misc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/extcon/qcom,pm8941-misc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Technologies, Inc. PM8941 USB ID Extcon device
   8
   9 maintainers:
  10   - Guru Das Srinagesh <quic_gurus@quicinc.com>
  11
  12 description: |
  13   Some Qualcomm PMICs have a "misc" module that can be used to detect when
  14   the USB ID pin has been pulled low or high.
  15
  16 properties:
  17   compatible:
  18     items:
  19       - const: qcom,pm8941-misc
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     minItems: 1
  26     maxItems: 2
  27
  28   interrupt-names:
  29     minItems: 1
  30     anyOf:
  31       - items:
  32           - const: usb_id
  33           - const: usb_vbus
  34       - items:
  35           - const: usb_id
  36       - items:
  37           - const: usb_vbus
  38 required:
  39   - compatible
  40   - reg
  41   - interrupts
  42   - interrupt-names
  43
  44 additionalProperties: false
  45
  46 examples:
  47   - |
  48     #include <dt-bindings/interrupt-controller/irq.h>
  49
  50     pmic {
  51             #address-cells = <1>;
  52             #size-cells = <0>;
  53             interrupt-controller;
  54             #interrupt-cells = <4>;
  55
  56             usb_id: usb-detect@900 {
  57                     compatible = "qcom,pm8941-misc";
  58                     reg = <0x900>;
  59                     interrupts = <0x0 0x9 0 IRQ_TYPE_EDGE_BOTH>;
  60                     interrupt-names = "usb_id";
  61             };
  62     };
  63
  64     usb-controller {
  65            extcon = <&usb_id>;
  66     };