diff options
| author | Thierry Reding <treding@nvidia.com> | 2014-12-09 22:25:13 -0700 |
|---|---|---|
| committer | Tom Warren <twarren@nvidia.com> | 2014-12-18 13:19:20 -0700 |
| commit | 65d2465d5d4cdb347506438b226b01d6ef0eec79 (patch) | |
| tree | 6450d57a2061ecc99d240a4c567b8b49302b2916 /arch/arm | |
| parent | f315828b0d31cac2559af626f75bcb7f5a0ac524 (diff) | |
ARM: tegra: Add Tegra20 PCIe device tree node
Add the device tree node for the PCIe controller found on Tegra20 SoCs.
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/dts/tegra20.dtsi | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi index 5f927f7e0d..b8c8a92301 100644 --- a/arch/arm/dts/tegra20.dtsi +++ b/arch/arm/dts/tegra20.dtsi @@ -332,6 +332,65 @@ reg = <0x7000f400 0x200>; }; + pcie-controller@80003000 { + compatible = "nvidia,tegra20-pcie"; + device_type = "pci"; + reg = <0x80003000 0x00000800 /* PADS registers */ + 0x80003800 0x00000200 /* AFI registers */ + 0x90000000 0x10000000>; /* configuration space */ + reg-names = "pads", "afi", "cs"; + interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH /* controller interrupt */ + GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; /* MSI interrupt */ + interrupt-names = "intr", "msi"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; + + bus-range = <0x00 0xff>; + #address-cells = <3>; + #size-cells = <2>; + + ranges = <0x82000000 0 0x80000000 0x80000000 0 0x00001000 /* port 0 registers */ + 0x82000000 0 0x80001000 0x80001000 0 0x00001000 /* port 1 registers */ + 0x81000000 0 0 0x82000000 0 0x00010000 /* downstream I/O */ + 0x82000000 0 0xa0000000 0xa0000000 0 0x08000000 /* non-prefetchable memory */ + 0xc2000000 0 0xa8000000 0xa8000000 0 0x18000000>; /* prefetchable memory */ + + clocks = <&tegra_car TEGRA20_CLK_PEX>, + <&tegra_car TEGRA20_CLK_AFI>, + <&tegra_car TEGRA20_CLK_PCIE_XCLK>, + <&tegra_car TEGRA20_CLK_PLL_E>; + clock-names = "pex", "afi", "pcie_xclk", "pll_e"; + status = "disabled"; + + pci@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x80000000 0 0x1000>; + reg = <0x000800 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <2>; + }; + + pci@2,0 { + device_type = "pci"; + assigned-addresses = <0x82001000 0 0x80001000 0 0x1000>; + reg = <0x001000 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <2>; + }; + }; + usb@c5000000 { compatible = "nvidia,tegra20-ehci", "usb-ehci"; reg = <0xc5000000 0x4000>; |