arm: kirkwood: add SoC-level Device Tree data for PCIe interfaces

This commit adds Device Tree details to enable the PCIe interfaces on
Kirkwood. The 6281 has one PCIe interface, the 6282 has two PCIe
interfaces.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

1 files changed, 48 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi
index 23991e45bc55..66a751ab5516 100644
--- a/arch/arm/boot/dts/kirkwood-6282.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6282.dtsi
@@ -65,5 +65,53 @@
                         clocks = <&gate_clk 7>;
                         status = "disabled";
                 };
+
+                pcie-controller {
+                        compatible = "marvell,kirkwood-pcie";
+                        status = "disabled";
+                        device_type = "pci";
+
+                        #address-cells = <3>;
+                        #size-cells = <2>;
+
+                        bus-range = <0x00 0xff>;
+
+                        ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000   /* Port 0.0 registers */
+                                  0x82000000 0 0x00044000 0x00044000 0 0x00002000   /* Port 1.0 registers */
+                                  0x82000000 0 0xe0000000 0xe0000000 0 0x08000000   /* non-prefetchable memory */
+                                  0x81000000 0 0          0xe8000000 0 0x00100000>; /* downstream I/O */
+
+                        pcie@1,0 {
+                                device_type = "pci";
+                                assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>;
+                                reg = <0x0800 0 0 0 0>;
+                                #address-cells = <3>;
+                                #size-cells = <2>;
+                                #interrupt-cells = <1>;
+                                ranges;
+                                interrupt-map-mask = <0 0 0 0>;
+                                interrupt-map = <0 0 0 0 &intc 9>;
+                                marvell,pcie-port = <0>;
+                                marvell,pcie-lane = <0>;
+                                clocks = <&gate_clk 2>;
+                                status = "disabled";
+                        };
+
+                        pcie@2,0 {
+                                device_type = "pci";
+                                assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>;
+                                reg = <0x1000 0 0 0 0>;
+                                #address-cells = <3>;
+                                #size-cells = <2>;
+                                #interrupt-cells = <1>;
+                                ranges;
+                                interrupt-map-mask = <0 0 0 0>;
+                                interrupt-map = <0 0 0 0 &intc 10>;
+                                marvell,pcie-port = <1>;
+                                marvell,pcie-lane = <0>;
+                                clocks = <&gate_clk 18>;
+                                status = "disabled";
+                        };
+                };
         };
 };