Re: [PATCH] dt-bindings: PCI: qcom: Allow 'dma-coherent' property

From: Rob Herring
Date: Mon Dec 05 2022 - 17:25:58 EST



On Mon, 05 Dec 2022 10:45:30 +0100, Johan Hovold wrote:
> Devices on some PCIe buses may be cache coherent and must be marked as
> such in the devicetree to avoid data corruption.
>
> This is specifically needed on recent Qualcomm platforms like SC8280XP.
>
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> ---
>
> Lorenzo, the corresponding SC8280XP DT fix is heading for 6.2 so it
> would be nice if this one could be merged for 6.2-rc1 (or -rc2) as well
> to avoid the corresponding DT validation warnings.
>
> Johan
>
>
> Documentation/devicetree/bindings/pci/qcom,pcie.yaml | 2 ++
> 1 file changed, 2 insertions(+)
>

Acked-by: Rob Herring <robh@xxxxxxxxxx>