xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/misc/xlnx,tmr-manager.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/misc/xlnx,tmr-manager.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Xilinx Triple Modular Redundancy(TMR) Manager IP

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

description: |
  The Triple Modular Redundancy(TMR) Manager is responsible for handling the
  TMR subsystem state, including fault detection and error recovery. The core
  is triplicated in each of the sub-blocks in the TMR subsystem, and provides
  majority voting of its internal state.

properties:
  compatible:
    enum:
      - xlnx,tmr-manager-1.0

  reg:
    maxItems: 1

  xlnx,magic1:
    minimum: 0
    maximum: 255
    description:
      Magic byte 1, When configured it allows the controller to perform
      recovery.
    $ref: /schemas/types.yaml#/definitions/uint32

required:
  - compatible
  - reg
  - xlnx,magic1

additionalProperties: false

examples:
  - |
    tmr-manager@44a10000 {
        compatible = "xlnx,tmr-manager-1.0";
        reg = <0x44a10000 0x10000>;
        xlnx,magic1 = <0x46>;
    };