Re: [PATCH 2/6] dt-bindings: PCI: qcom-ep: enable DMA for SM8450
From: Manivannan Sadhasivam
Date: Thu Feb 20 2025 - 02:21:11 EST
On Mon, Feb 17, 2025 at 08:56:14PM +0200, Dmitry Baryshkov wrote:
> Qualcomm SM8450 platform can (and should) be using DMA for the PCIe EP
> transfers. Extend the MMIO regions and interrupts in order to acommodate
> for the DMA resources. Upstream DT doesn't provide support for the EP
> mode of the PCIe controller, so while this is an ABI break, it doesn't
> break any of the supported platforms.
>
> Fixes: 63e445b746aa ("dt-bindings: PCI: qcom-ep: Add support for SM8450 SoC")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
- Mani
> ---
> Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
> index 800accdf5947e7178ad80f0759cf53111be1a814..460191fc4ff1b64206bce89e15ce38e59c112ba6 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
> @@ -173,9 +173,9 @@ allOf:
> then:
> properties:
> reg:
> - maxItems: 6
> + maxItems: 7
> reg-names:
> - maxItems: 6
> + maxItems: 7
> clocks:
> items:
> - description: PCIe Auxiliary clock
> @@ -197,9 +197,9 @@ allOf:
> - const: ddrss_sf_tbu
> - const: aggre_noc_axi
> interrupts:
> - maxItems: 2
> + maxItems: 3
> interrupt-names:
> - maxItems: 2
> + maxItems: 3
>
> - if:
> properties:
>
> --
> 2.39.5
>
--
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