Re: [PATCH v2 1/1] dt-bindings: PCI: host-generic-pci: Drop minItems and maxItems of ranges

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On Thu, Jul 04, 2024 at 12:40:19PM -0400, Frank Li wrote:
> The ranges description states that "at least one non-prefetchable memory
> and one or both of prefetchable memory and IO space may also be provided."
> 
> However, it should not limit the maximum number of ranges to 3.
> 
> Freescale LS1028 and iMX95 use more than 3 ranges because the space splits
> some discontinuous prefetchable and non-prefetchable segments.
> 
> Drop minItems and maxItems. The number of entries will be limited to 32
> in pci-bus-common.yaml in dtschema, which should be sufficient.
> 
> Fix the below CHECK_DTBS warning.
> arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dtb: pcie@1f0000000: ranges: [[2181038080, 1, 4160749568, 1, 4160749568, 0, 1441792], [3254779904, 1, 4162191360, 1, 4162191360, 0, 458752], [2181038080, 1, 4162650112, 1, 4162650112, 0, 131072], [3254779904, 1, 4162781184, 1, 4162781184, 0, 131072], [2181038080, 1, 4162912256, 1, 4162912256, 0, 131072], [3254779904, 1, 4163043328, 1, 4163043328, 0, 131072], [2181038080, 1, 4227858432, 1, 4227858432, 0, 4194304]] is too long
> 
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>

Applied with Rob's Reviewed-by to pci/dt-bindings for v6.12, thanks!

> ---
> Change from v1 to v2
> - Rework commit message
> - drop minItems and maxItems according to Rob's comments.
> ---
>  Documentation/devicetree/bindings/pci/host-generic-pci.yaml | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> index 3484e0b4b412e..3be1fff411f8d 100644
> --- a/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> +++ b/Documentation/devicetree/bindings/pci/host-generic-pci.yaml
> @@ -102,8 +102,6 @@ properties:
>        As described in IEEE Std 1275-1994, but must provide at least a
>        definition of non-prefetchable memory. One or both of prefetchable Memory
>        and IO Space may also be provided.
> -    minItems: 1
> -    maxItems: 3
>  
>    dma-coherent: true
>    iommu-map: true
> -- 
> 2.34.1
> 




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