Rtwo/kernel/motorola/sm8550-devicetrees/bindings/net/qcom-qrtr-gunyah.yaml
2025-09-30 19:22:48 -05:00

52 lines
1.2 KiB
YAML

%YAML 1.2
---
$id: "http://devicetree.org/schemas/neuron.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: QRTR Gunyah Transport Configuration
maintainers:
- Chris Lew <clew@quicinc.com>
description: |
Configuration properties for the qrtr Gunyah Transport. This configuration is
to instantiate a transport for IPC Router protocol communication between
virtual machines on top of the Gunyah hypervisor.
properties:
compatible:
const: qcom,qrtr-gunyah
qcom,master:
description: Specify if this device is on the primary virtual machine.
gunyah-label:
$ref: '/schemas/types.yaml#/definitions/u32'
maxItems: 1
description: The label qrtr should request interrupts with from the gunyah
doorbell driver.
shared-buffer:
$ref: '/schemas/types.yaml#/definitions/phandle'
maxItems: 1
description: phandle reference to a reserved memory region for sharing
between vms
required:
-compatible
-gunyah-label
-shared-buffer
examples:
- |
qrtr_shbuf: qrtr-shmem {
no-map;
reg = <0x0 0xd7ef7000 0x0 0x9000>;
};
qrtr-gunyah {
compatible = "qcom,qrtr-gunyah";
qcom,master;
gunyah-label = <0>;
shared-buffer = <&qrtr_shbuf>;
};