xref: /freebsd-src/sys/contrib/device-tree/Bindings/fpga/altr,socfpga-hps2fpga-bridge.yaml (revision 8d13bc63c0e1d50bc9e47ac1f26329c999bfecf0)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/fpga/altr,socfpga-hps2fpga-bridge.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Altera FPGA/HPS Bridge

maintainers:
  - Xu Yilun <yilun.xu@intel.com>

allOf:
  - $ref: fpga-bridge.yaml#

properties:
  compatible:
    enum:
      - altr,socfpga-lwhps2fpga-bridge
      - altr,socfpga-hps2fpga-bridge
      - altr,socfpga-fpga2hps-bridge

  reg:
    maxItems: 1

  resets:
    maxItems: 1

  clocks:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - resets

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/reset/altr,rst-mgr.h>

    fpga-bridge@ff400000 {
      compatible = "altr,socfpga-lwhps2fpga-bridge";
      reg = <0xff400000 0x100000>;
      bridge-enable = <0>;
      clocks = <&l4_main_clk>;
      resets = <&rst LWHPS2FPGA_RESET>;
    };