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Diffstat (limited to 'Documentation/devicetree/bindings/pci/designware-pcie.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/pci/designware-pcie.txt | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt deleted file mode 100644 index e2371f5cdebe..000000000000 --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt +++ /dev/null @@ -1,73 +0,0 @@ -* Synopsis Designware PCIe interface - -Required properties: -- compatible: should contain "snps,dw-pcie" to identify the - core, plus an identifier for the specific instance, such - as "samsung,exynos5440-pcie". -- reg: base addresses and lengths of the pcie controller, - the phy controller, additional register for the phy controller. -- interrupts: interrupt values for level interrupt, - pulse interrupt, special interrupt. -- clocks: from common clock binding: handle to pci clock. -- clock-names: from common clock binding: should be "pcie" and "pcie_bus". -- #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 -- #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. -- reset-gpio: gpio pin number of power good signal - -Example: - -SoC specific DT Entry: - - pcie@290000 { - compatible = "samsung,exynos5440-pcie", "snps,dw-pcie"; - reg = <0x290000 0x1000 - 0x270000 0x1000 - 0x271000 0x40>; - interrupts = <0 20 0>, <0 21 0>, <0 22 0>; - clocks = <&clock 28>, <&clock 27>; - clock-names = "pcie", "pcie_bus"; - #address-cells = <3>; - #size-cells = <2>; - device_type = "pci"; - ranges = <0x00000800 0 0x40000000 0x40000000 0 0x00001000 /* configuration space */ - 0x81000000 0 0 0x40001000 0 0x00010000 /* downstream I/O */ - 0x82000000 0 0x40011000 0x40011000 0 0x1ffef000>; /* non-prefetchable memory */ - #interrupt-cells = <1>; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0x0 0 &gic 53>; - }; - - pcie@2a0000 { - compatible = "samsung,exynos5440-pcie", "snps,dw-pcie"; - reg = <0x2a0000 0x1000 - 0x272000 0x1000 - 0x271040 0x40>; - interrupts = <0 23 0>, <0 24 0>, <0 25 0>; - clocks = <&clock 29>, <&clock 27>; - clock-names = "pcie", "pcie_bus"; - #address-cells = <3>; - #size-cells = <2>; - device_type = "pci"; - ranges = <0x00000800 0 0x60000000 0x60000000 0 0x00001000 /* configuration space */ - 0x81000000 0 0 0x60001000 0 0x00010000 /* downstream I/O */ - 0x82000000 0 0x60011000 0x60011000 0 0x1ffef000>; /* non-prefetchable memory */ - #interrupt-cells = <1>; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0x0 0 &gic 56>; - }; - -Board specific DT Entry: - - pcie@290000 { - reset-gpio = <&pin_ctrl 5 0>; - }; - - pcie@2a0000 { - reset-gpio = <&pin_ctrl 22 0>; - }; |
