xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/arm/firmware/tlm,trusted-foundations.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/firmware/tlm,trusted-foundations.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Trusted Foundations

description: |
  Boards that use the Trusted Foundations secure monitor can signal its
  presence by declaring a node compatible under the /firmware/ node

maintainers:
  - Stephen Warren <swarren@nvidia.com>

properties:
  $nodename:
    const: trusted-foundations

  compatible:
    const: tlm,trusted-foundations

  tlm,version-major:
    $ref: /schemas/types.yaml#/definitions/uint32
    description: major version number of Trusted Foundations firmware

  tlm,version-minor:
    $ref: /schemas/types.yaml#/definitions/uint32
    description: minor version number of Trusted Foundations firmware

required:
  - compatible
  - tlm,version-major
  - tlm,version-minor

additionalProperties: false

examples:
  - |
    firmware {
      trusted-foundations {
        compatible = "tlm,trusted-foundations";
        tlm,version-major = <2>;
        tlm,version-minor = <8>;
      };
    };