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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/firmware/gunyah-hypervisor.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Gunyah Hypervisor
+
+maintainers:
+ - Prakruthi Deepak Heragu <quic_pheragu@quicinc.com>
+ - Elliot Berman <quic_eberman@quicinc.com>
+
+description: |+
+ Gunyah virtual machines use this information to determine the capability IDs
+ of the message queues used to communicate with the Gunyah Resource Manager.
+ See also: https://github.com/quic/gunyah-resource-manager/blob/develop/src/vm_creation/dto_construct.c
+
+properties:
+ compatible:
+ const: gunyah-hypervisor
+
+ "#address-cells":
+ description: Number of cells needed to represent 64-bit capability IDs.
+ const: 2
+
+ "#size-cells":
+ description: must be 0, because capability IDs are not memory address
+ ranges and do not have a size.
+ const: 0
+
+patternProperties:
+ "^gunyah-resource-mgr(@.*)?":
+ type: object
+ description:
+ Resource Manager node which is required to communicate to Resource
+ Manager VM using Gunyah Message Queues.
+
+ properties:
+ compatible:
+ const: gunyah-resource-manager
+
+ reg:
+ items:
+ - description: Gunyah capability ID of the TX message queue
+ - description: Gunyah capability ID of the RX message queue
+
+ interrupts:
+ items:
+ - description: Interrupt for the TX message queue
+ - description: Interrupt for the RX message queue
+
+ additionalProperties: false
+
+ required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+required:
+ - compatible
+ - "#address-cells"
+ - "#size-cells"
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ hypervisor {
+ #address-cells = <2>;
+ #size-cells = <0>;
+ compatible = "gunyah-hypervisor";
+
+ gunyah-resource-mgr@0 {
+ compatible = "gunyah-resource-manager";
+ interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>, /* TX allowed IRQ */
+ <GIC_SPI 4 IRQ_TYPE_EDGE_RISING>; /* RX requested IRQ */
+ reg = <0x00000000 0x00000000>, /* TX capability ID */
+ <0x00000000 0x00000001>; /* RX capability ID */
+ };
+ };