Message ID | 20210222084732.21521-2-bharat.kumar.gogada@xilinx.com (mailing list archive) |
---|---|
State | Accepted |
Delegated to: | Lorenzo Pieralisi |
Headers | show
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[v3,1/2] PCI: xilinx-nwl: Enable coherent PCIe DMA traffic using CCI
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diff --git a/Documentation/devicetree/bindings/pci/xilinx-nwl-pcie.txt b/Documentation/devicetree/bindings/pci/xilinx-nwl-pcie.txt index 01bf7fdf4c19..2d677e90a7e2 100644 --- a/Documentation/devicetree/bindings/pci/xilinx-nwl-pcie.txt +++ b/Documentation/devicetree/bindings/pci/xilinx-nwl-pcie.txt @@ -33,6 +33,8 @@ Required properties: - #address-cells: specifies the number of cells needed to encode an address. The value must be 0. +Optional properties: +- dma-coherent: present if DMA operations are coherent Example: ++++++++
Add optional dma-coherent property to support coherent PCIe DMA traffic. Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com> --- Documentation/devicetree/bindings/pci/xilinx-nwl-pcie.txt | 2 ++ 1 file changed, 2 insertions(+)