dt-bindings: misc: tmr-inject: Add device-tree binding for TMR Inject

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

%YAML 1.2

---

$id: http://devicetree.org/schemas/misc/xlnx,tmr-inject.yaml#

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

title: Xilinx Triple Modular Redundancy(TMR) Inject IP

maintainers:

  - Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com>

description: |

  The Triple Modular Redundancy(TMR) Inject core provides functional fault

  injection by changing selected MicroBlaze instructions, which provides the

  possibility to verify that the TMR subsystem error detection and fault

  recovery logic is working properly.

properties:

  compatible:

    enum:

      - xlnx,tmr-inject-1.0

  reg:

    maxItems: 1

  xlnx,magic:

    minimum: 0

    maximum: 255

    description: |

      Magic number, When configured it allows the controller to perform

      recovery.

    $ref: /schemas/types.yaml#/definitions/uint32

required:

  - compatible

  - reg

  - xlnx,magic

additionalProperties: false

examples:

  - |

    fault-inject@44a30000 {

        compatible = "xlnx,tmr-inject-1.0";

        reg = <0x44a10000 0x10000>;

        xlnx,magic = <0x46>;

    };