Re: [PATCH hyperv-next v5 07/11] dt-bindings: microsoft,vmbus: Add interrupts and DMA coherence

Krzysztof Kozlowski
2025-03-10T21:17:36Z

On 10/03/2025 19:07, Roman Kisel wrote:
>
> It is modeled as a bus in the kernel:
> https://www.kernel.org/doc/html/latest/virt/hyperv/vmbus.html
>
>> Please upstream bindings for the bus devices and extend the example here
>> with these devices.
>
> The set of synthetic devices that reside on the bus isn't fixed, and
> they don't require description neither in ACPI nor in DT as
> the devices negotiate their MMIO regions through the hyperv driver.
>
> Perhaps, it is not as much bus as expected by the YAML files.

OK, then this is not really a bus from the bindings point of view. It is
a device schema which should end with additionalProperties: false.

If you have report about that pinctrl-0, it means you have undocumented
properties in your DTS. Maybe that's the dma-coherence you mentioned in
the commit msg.

Best regards,
Krzysztof