Re: [PATCH v6 2/4] pci: iProc: define iProc PCIe platform bus binding

[Bjorn Helgaas]

[+cc Rob, Pawel, Mark, Ian, Kumar]

On Wed, Mar 11, 2015 at 11:06:07AM -0700, Ray Jui wrote:
> Document the Broadcom iProc PCIe platform interface device tree binding
> 
> Signed-off-by: Ray Jui <rjui@xxxxxxxxxxxx>
> Reviewed-by: Scott Branden <sbranden@xxxxxxxxxxxx>

I'd like to get an ack for this from Arnd, Rob, or other device tree folks
(CC'd).

> ---
>  .../devicetree/bindings/pci/brcm,iproc-pcie.txt    |   63 ++++++++++++++++++++
>  1 file changed, 63 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pci/brcm,iproc-pcie.txt
> 
> diff --git a/Documentation/devicetree/bindings/pci/brcm,iproc-pcie.txt b/Documentation/devicetree/bindings/pci/brcm,iproc-pcie.txt
> new file mode 100644
> index 0000000..f7ce50e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/brcm,iproc-pcie.txt
> @@ -0,0 +1,63 @@
> +* Broadcom iProc PCIe controller with the platform bus interface
> +
> +Required properties:
> +- compatible: Must be "brcm,iproc-pcie"
> +- reg: base address and length of the PCIe controller I/O register space
> +- #interrupt-cells: set to <1>
> +- interrupt-map-mask and interrupt-map, standard PCI properties to define the
> +  mapping of the PCIe interface to interrupt numbers
> +- linux,pci-domain: PCI domain ID. Should be unique for each host controller
> +- bus-range: PCI bus numbers covered
> +- #address-cells: set to <3>
> +- #size-cells: set to <2>
> +- device_type: set to "pci"
> +- ranges: ranges for the PCI memory and I/O regions
> +
> +Optional properties:
> +- phys: phandle of the PCIe PHY device
> +- phy-names: must be "pcie-phy"
> +
> +Example:
> +	pcie0: pcie@18012000 {
> +		compatible = "brcm,iproc-pcie";
> +		reg = <0x18012000 0x1000>;
> +
> +		#interrupt-cells = <1>;
> +		interrupt-map-mask = <0 0 0 0>;
> +		interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
> +
> +		linux,pci-domain = <0>;
> +
> +		bus-range = <0x00 0xff>;
> +
> +		#address-cells = <3>;
> +		#size-cells = <2>;
> +		device_type = "pci";
> +		ranges = <0x81000000 0 0	  0x28000000 0 0x00010000
> +			  0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
> +
> +		phys = <&phy 0 5>;
> +		phy-names = "pcie-phy";
> +	};
> +
> +	pcie1: pcie@18013000 {
> +		compatible = "brcm,iproc-pcie";
> +		reg = <0x18013000 0x1000>;
> +
> +		#interrupt-cells = <1>;
> +		interrupt-map-mask = <0 0 0 0>;
> +		interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
> +
> +		linux,pci-domain = <1>;
> +
> +		bus-range = <0x00 0xff>;
> +
> +		#address-cells = <3>;
> +		#size-cells = <2>;
> +		device_type = "pci";
> +		ranges = <0x81000000 0 0	  0x48000000 0 0x00010000
> +			  0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
> +
> +		phys = <&phy 1 6>;
> +		phy-names = "pcie-phy";
> +	};
> -- 
> 1.7.9.5
> 
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