ARM64: zynqmp: Add PCIe node

Add PCIe node with prefetchable memory which goes beyond 4GB.

Signed-off-by: Bharat Kumar Gogada <bharatku@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index d240147..fbdd6ab 100644 (file)
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -193,6 +193,45 @@
                        #size-cells = <0>;
                };
 
+               pcie: pcie@fd0e0000 {
+                       compatible = "xlnx,nwl-pcie-2.11";
+                       status = "disabled";
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       msi-controller;
+                       device_type = "pci";
+                       interrupt-parent = <&gic>;
+                       interrupts = <0 118 4>,
+                                   <0 117 4>,
+                                   <0 116 4>,
+                                   <0 115 4>,  /* MSI_1 [63...32] */
+                                   <0 114 4>;  /* MSI_0 [31...0] */
+                       interrupt-names = "misc", "dummy", "intx",
+                                         "msi1", "msi0";
+                       msi-parent = <&pcie>;
+                       reg = <0x0 0xfd0e0000 0x0 0x1000>,
+                             <0x0 0xfd480000 0x0 0x1000>,
+                             <0x80 0x00000000 0x0 0x1000000>;
+                       reg-names = "breg", "pcireg", "cfg";
+                       ranges = <0x02000000 0x00000000 0xe0000000 0x00000000
+                                 0xe0000000 0x00000000 0x10000000
+                                 /* non-prefetchable memory */
+                                 0x43000000 0x00000006 0x00000000 0x00000006
+                                 0x00000000 0x00000002 0x00000000>;
+                                 /* prefetchable memory */
+                       interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+                       interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc 0x1>,
+                                       <0x0 0x0 0x0 0x2 &pcie_intc 0x2>,
+                                       <0x0 0x0 0x0 0x3 &pcie_intc 0x3>,
+                                       <0x0 0x0 0x0 0x4 &pcie_intc 0x4>;
+                       pcie_intc: legacy-interrupt-controller {
+                               interrupt-controller;
+                               #address-cells = <0>;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
                sata: ahci@fd0c0000 {
                        compatible = "ceva,ahci-1v84";
                        status = "disabled";