diff options
author | Thierry Reding <treding@nvidia.com> | 2014-05-28 14:13:35 +0200 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2014-06-04 12:09:31 +0200 |
commit | 0c5a0e6ae7b551103b1ee1294d5598e65d98467f (patch) | |
tree | f5913e2b875f64c66431c97fcdc96970e6125909 | |
parent | 03aec943db56f083452bca78d11bd966875d2389 (diff) |
ARM: tegra: tegra124: Add PCIe support
Add the PCIe controller device tree node and hook up the PCIe PHY from
the XUSB pad controller.
Signed-off-by: Thierry Reding <treding@nvidia.com>
-rw-r--r-- | arch/arm/boot/dts/tegra124.dtsi | 69 |
1 files changed, 68 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 307d90a3d05..7cc904beb4e 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -1,6 +1,7 @@ #include <dt-bindings/clock/tegra124-car.h> #include <dt-bindings/gpio/tegra-gpio.h> #include <dt-bindings/pinctrl/pinctrl-tegra.h> +#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include "skeleton.dtsi" @@ -11,6 +12,72 @@ #address-cells = <2>; #size-cells = <2>; + pcie-controller@0,01003000 { + compatible = "nvidia,tegra124-pcie"; + device_type = "pci"; + reg = <0x0 0x01003000 0x0 0x00000800 /* PADS registers */ + 0x0 0x01003800 0x0 0x00000800 /* AFI registers */ + 0x0 0x02000000 0x0 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 &gic GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; + + bus-range = <0x00 0xff>; + #address-cells = <3>; + #size-cells = <2>; + + ranges = <0x82000000 0 0x01000000 0x0 0x01000000 0 0x00001000 /* port 0 configuration space */ + 0x82000000 0 0x01001000 0x0 0x01001000 0 0x00001000 /* port 1 configuration space */ + 0x81000000 0 0x0 0x0 0x12000000 0 0x00010000 /* downstream I/O (64 KiB) */ + 0x82000000 0 0x13000000 0x0 0x13000000 0 0x0d000000 /* non-prefetchable memory (208 MiB) */ + 0xc2000000 0 0x20000000 0x0 0x20000000 0 0x20000000>; /* prefetchable memory (512 MiB) */ + + clocks = <&tegra_car TEGRA124_CLK_PCIE>, + <&tegra_car TEGRA124_CLK_AFI>, + <&tegra_car TEGRA124_CLK_PLL_E>, + <&tegra_car TEGRA124_CLK_CML0>; + clock-names = "pex", "afi", "pll_e", "cml"; + resets = <&tegra_car 70>, + <&tegra_car 72>, + <&tegra_car 74>; + reset-names = "pex", "afi", "pcie_x"; + status = "disabled"; + + phys = <&padctl TEGRA_XUSB_PADCTL_PCIE>; + phy-names = "pcie"; + + pci@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x01000000 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 0x01001000 0 0x1000>; + reg = <0x001000 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <1>; + }; + }; + host1x@0,50000000 { compatible = "nvidia,tegra124-host1x", "simple-bus"; reg = <0x0 0x50000000 0x0 0x00034000>; @@ -458,7 +525,7 @@ clock-names = "pclk", "clk32k_in"; }; - padctl@0,7009f000 { + padctl: padctl@0,7009f000 { compatible = "nvidia,tegra124-xusb-padctl"; reg = <0x0 0x7009f000 0x0 0x1000>; resets = <&tegra_car 142>; |