From fdd620bd05e08572601bb89116727bb23cf7ce4e Mon Sep 17 00:00:00 2001 From: Marc Gonzalez Date: Tue, 20 Jun 2017 10:14:33 +0200 Subject: PCI: Add DT binding for Sigma Designs Tango PCIe controller Binding for the Sigma Designs SMP8759 SoC. Signed-off-by: Marc Gonzalez Signed-off-by: Bjorn Helgaas Acked-by: Rob Herring --- .../devicetree/bindings/pci/tango-pcie.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/tango-pcie.txt diff --git a/Documentation/devicetree/bindings/pci/tango-pcie.txt b/Documentation/devicetree/bindings/pci/tango-pcie.txt new file mode 100644 index 000000000000..244683836a79 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/tango-pcie.txt @@ -0,0 +1,29 @@ +Sigma Designs Tango PCIe controller + +Required properties: + +- compatible: "sigma,smp8759-pcie" +- reg: address/size of PCI configuration space, address/size of register area +- bus-range: defined by size of PCI configuration space +- device_type: "pci" +- #size-cells: <2> +- #address-cells: <3> +- msi-controller +- ranges: translation from system to bus addresses +- interrupts: spec for misc interrupts, spec for MSI + +Example: + + pcie@2e000 { + compatible = "sigma,smp8759-pcie"; + reg = <0x50000000 0x400000>, <0x2e000 0x100>; + bus-range = <0 3>; + device_type = "pci"; + #size-cells = <2>; + #address-cells = <3>; + msi-controller; + ranges = <0x02000000 0x0 0x00400000 0x50400000 0x0 0x3c00000>; + interrupts = + <54 IRQ_TYPE_LEVEL_HIGH>, /* misc interrupts */ + <55 IRQ_TYPE_LEVEL_HIGH>; /* MSI */ + }; -- cgit v1.2.3