Re: [PATCH v2 2/3] dt-bindings: PCI: xilinx-pcie: Add reset-gpios for PERST#

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On Tue, Mar 25, 2025 at 08:18:26AM +0100, Mike Looijmans wrote:
> Introduce optional `reset-gpios` property to enable GPIO-based control
> of the PCIe root port PERST# signal, as described in pci.txt.

Drop pci.txt, we don't use TXT bindings anymore.

> 
> Signed-off-by: Mike Looijmans <mike.looijmans@xxxxxxxx>
> ---
> 
> Changes in v2:
> Add binding for reset-gpios

So what was in v1? Empty patch?


> 
>  .../devicetree/bindings/pci/xlnx,axi-pcie-host.yaml          | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml b/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml
> index fb87b960a250..2b0fabdd5e16 100644
> --- a/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml
> +++ b/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml
> @@ -28,6 +28,9 @@ properties:
>            ranges for the PCI memory regions (I/O space region is not
>            supported by hardware)
>  
> +  reset-gpios:
> +    maxItems: 1

Why do you need it? It's already there, in PCI schemas, isn't it?

Why is this patch needed?

Best regards,
Krzysztof





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