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

From: Rob Herring
Date: Mon Dec 05 2022 - 14:46:29 EST



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@xxxxxxxxxxx>
> ---
> .../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@xxxxxxxxxx>