[PATCH 3/4] documentation: dts: Add the device tree binding for APM X-Gene v1 PCIe MSI device tree node.

Arnd Bergmann arnd at arndb.de
Tue Jan 6 11:34:50 PST 2015


On Tuesday 06 January 2015 08:15:43 Duc Dang wrote:
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/xgene-pci-msi.txt
> @@ -0,0 +1,34 @@
> +* AppliedMicro X-Gene PCIe MSI interface
> +
> +Required properties:
> +
> +- compatible: should contain "apm,xgene-pcie-msi" or "apm,xgene-storm-pcie-msi"
> +       to identify the core.
> +- reg: A list of physical base address and length for each set of controller
> +       registers.
> +- interrupts: A list of interrupt outputs of the controller.
> +
> +Examples:
> +
> +SoC DTSI:
> +
> +       msi at 79000000 {
> +            compatible = "apm,xgene-storm-pcie-msi", "apm,xgene-pcie-msi";
> +            reg = <0x00 0x79000000 0x0 0x900000>;
> +            interrupts = <  0x0 0x10 0x4
> +                    0x0 0x11 0x4
> +                    0x0 0x12 0x4
> +                    0x0 0x13 0x4
> +                    0x0 0x14 0x4
> +                    0x0 0x15 0x4
> +                    0x0 0x16 0x4
> +                    0x0 0x17 0x4
> +                    0x0 0x18 0x4
> +                    0x0 0x19 0x4
> +                    0x0 0x1a 0x4
> +                    0x0 0x1b 0x4
> +                    0x0 0x1c 0x4
> +                    0x0 0x1d 0x4
> +                    0x0 0x1e 0x4
> +                    0x0 0x1f 0x4>;
> +       };

I think the example should contain the pci controller with the respective
msi-parent property.

	Arnd



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