dts/bindings/gpio/xlnx,xlnx,xps-gpio-1.00.a.yaml

description: Xilinx AXI GPIO IP node

compatible: "xlnx,xps-gpio-1.00.a"

include: [gpio-controller.yaml, base.yaml]

bus: xlnx,xps-gpio-1.00.a

# Property names correspond to a subset of those generated by
# https://github.com/Xilinx/device-tree-xlnx

properties:
    reg:
      required: true

    label:
      required: true

    xlnx,all-inputs:
      type: int
      description: |
        1 if all GPIOs are inputs, 0 otherwise

    xlnx,all-outputs:
      type: int
      description: |
        1 if all GPIOs are outputs, 0 otherwise

    xlnx,dout-default:
      type: int
      description: |
        Default output value. If n-th bit is 1, GPIO-n default value is 1.

    xlnx,gpio-width:
      type: int
      description: |
        Number of GPIOs supported

    xlnx,tri-default:
      type: int
      description: |
        Default tristate register value. If n-th bit is 1, GPIO-n is an input.

    xlnx,is-dual:
      type: int
      description: |
        1 if controller has GPIO2 enabled, 0 otherwise

    xlnx,all-inputs-2:
      type: int
      description: |
        1 if all GPIO2s are inputs, 0 otherwise

    xlnx,all-outputs-2:
      type: int
      description: |
        1 if all GPIO2s are outputs, 0 otherwise

    xlnx,dout-default-2:
      type: int
      description: |
        Default output value. If n-th bit is 1, GPIO2-n default value is 1.

    xlnx,gpio2-width:
      type: int
      description: |
        Number of GPIO2s supported

    xlnx,tri-default-2:
      type: int
      description: |
        Default tristate register value. If n-th bit is 1, GPIO2-n is an input.

    "#gpio-cells":
      const: 2

gpio-cells:
  - pin
  - flags