dt-bindings: net: can: binding for CTU CAN FD open-source IP core.

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/net/can/ctu,ctucanfd.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#

title: CTU CAN FD Open-source IP Core Device Tree Bindings

description: |

  Open-source CAN FD IP core developed at the Czech Technical University in Prague

  The core sources and documentation on project page

    [1] sources : https://gitlab.fel.cvut.cz/canbus/ctucanfd_ip_core

    [2] datasheet : https://canbus.pages.fel.cvut.cz/ctucanfd_ip_core/doc/Datasheet.pdf

  Integration in Xilinx Zynq SoC based system together with

  OpenCores SJA1000 compatible controllers

    [3] project : https://gitlab.fel.cvut.cz/canbus/zynq/zynq-can-sja1000-top

  Martin Jerabek dimploma thesis with integration and testing

  framework description

    [4] PDF : https://dspace.cvut.cz/bitstream/handle/10467/80366/F3-DP-2019-Jerabek-Martin-Jerabek-thesis-2019-canfd.pdf

maintainers:

  - Pavel Pisa <pisa@cmp.felk.cvut.cz>

  - Ondrej Ille <ondrej.ille@gmail.com>

  - Martin Jerabek <martin.jerabek01@gmail.com>

properties:

  compatible:

    oneOf:

      - items:

          - const: ctu,ctucanfd-2

          - const: ctu,ctucanfd

      - const: ctu,ctucanfd

  reg:

    maxItems: 1

  interrupts:

    maxItems: 1

  clocks:

    description: |

      phandle of reference clock (100 MHz is appropriate

      for FPGA implementation on Zynq-7000 system).

    maxItems: 1

required:

  - compatible

  - reg

  - interrupts

  - clocks

additionalProperties: false

examples:

  - |

    ctu_can_fd_0: can@43c30000 {

      compatible = "ctu,ctucanfd";

      interrupts = <0 30 4>;

      clocks = <&clkc 15>;

      reg = <0x43c30000 0x10000>;

    };