Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/brcm,usb-pinmap.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Broadcom USB pin map Controller Device Tree Bindings
   8
   9 maintainers:
  10   - Al Cooper <alcooperx@gmail.com>
  11
  12 properties:
  13   compatible:
  14     items:
  15       - const: brcm,usb-pinmap
  16
  17   reg:
  18     maxItems: 1
  19
  20   interrupts:
  21     maxItems: 1
  22     description: Interrupt for signals mirrored to out-gpios.
  23
  24   in-gpios:
  25     description: Array of one or two GPIO pins used for input signals.
  26
  27   brcm,in-functions:
  28     $ref: /schemas/types.yaml#/definitions/string-array
  29     description: Array of input signal names, one per gpio in in-gpios.
  30
  31   brcm,in-masks:
  32     $ref: /schemas/types.yaml#/definitions/uint32-array
  33     description: Array of enable and mask pairs, one per gpio in-gpios.
  34
  35   out-gpios:
  36     description: Array of one GPIO pin used for output signals.
  37
  38   brcm,out-functions:
  39     $ref: /schemas/types.yaml#/definitions/string-array
  40     description: Array of output signal names, one per gpio in out-gpios.
  41
  42   brcm,out-masks:
  43     $ref: /schemas/types.yaml#/definitions/uint32-array
  44     description: Array of enable, value, changed and clear masks, one
  45       per gpio in out-gpios.
  46
  47 required:
  48   - compatible
  49   - reg
  50
  51 additionalProperties: false
  52
  53 dependencies:
  54   in-gpios: [ interrupts ]
  55
  56 examples:
  57   - |
  58     usb_pinmap: usb-pinmap@22000d0 {
  59         compatible = "brcm,usb-pinmap";
  60         reg = <0x22000d0 0x4>;
  61         in-gpios = <&gpio 18 0>, <&gpio 19 0>;
  62         brcm,in-functions = "VBUS", "PWRFLT";
  63         brcm,in-masks = <0x8000 0x40000 0x10000 0x80000>;
  64         out-gpios = <&gpio 20 0>;
  65         brcm,out-functions = "PWRON";
  66         brcm,out-masks = <0x20000 0x800000 0x400000 0x200000>;
  67         interrupts = <0x0 0xb2 0x4>;
  68     };
  69
  70 ...