[PATCH v7 02/20] dt-bindings: Add binding for gunyah hypervisor

Rob Herring robh at kernel.org
Mon Dec 5 11:42:24 PST 2022


On Mon, 21 Nov 2022 05:59:51 -0800, Elliot Berman wrote:
> When Linux is booted as a guest under the Gunyah hypervisor, the Gunyah
> Resource Manager applies a devicetree overlay describing the virtual
> platform configuration of the guest VM, such as the message queue
> capability IDs for communicating with the Resource Manager. This
> information is not otherwise discoverable by a VM: the Gunyah hypervisor
> core does not provide a direct interface to discover capability IDs nor
> a way to communicate with RM without having already known the
> corresponding message queue capability ID. Add the DT bindings that
> Gunyah adheres for the hypervisor node and message queues.
> 
> Signed-off-by: Elliot Berman <quic_eberman at quicinc.com>
> ---
>  .../bindings/firmware/gunyah-hypervisor.yaml  | 82 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  2 files changed, 83 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/firmware/gunyah-hypervisor.yaml
> 

Reviewed-by: Rob Herring <robh at kernel.org>



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