[PATCH] dt-bindings: PCI: host-generic-pci: Allow IOMMU and MSI properties

Robin Murphy robin.murphy at arm.com
Tue Aug 2 02:25:57 PDT 2022


On 2022-07-28 18:51, Rob Herring wrote:
> Allow 'iommu-map', 'iommu-map-mask', and 'msi-parent' properties for
> generic host. This fixes unevaluated property warnings on Arm Juno, AMD
> Seattle, and FSL LS1028a.
> 
> Signed-off-by: Rob Herring <robh at kernel.org>
> ---
>   Documentation/devicetree/bindings/pci/host-generic-pci.yaml | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> index 6bcaa8f2c3cf..d25423aa7167 100644
> --- a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> +++ b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> @@ -106,6 +106,9 @@ properties:
>       maxItems: 3
>   
>     dma-coherent: true
> +  iommu-map: true
> +  iommu-map-mask: true
> +  msi-parent: true

Hmm, in general this set looks suspiciously incomplete without msi-map 
and msi-map-mask too. Am I right in thinking that the ideal thing to do 
here would be to convert pci-msi.txt and pci-iommu.txt to schema and 
$ref them?

Robin.

>   
>   required:
>     - compatible



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