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diff --git a/Bindings/arm/firmware/tlm,trusted-foundations.yaml b/Bindings/arm/firmware/tlm,trusted-foundations.yaml
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+# 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>;
+ };
+ };