Comment 1 for bug 1790975

Oh, I forgot, I should have also posted the relevant DTS contents:

 pcie@10000000 {
  interrupt-map-mask = <0x1800 0x0 0x0 0x7>;
  interrupt-map = <0x0 0x0 0x0 0x1 0x8001 0x0 0x0 0x0 0x3 0x4 0x0 0x0 0x0 0x2 0x8001 0x0 0x0 0x0 0x4 0x4 0x0 0x0 0x0 0x3 0x8001 0x0 0x0 0x0 0x5 0x4 0x0 0x0 0x0 0x4 0x8001 0x0 0x0 0x0 0x6 0x4 0x800 0x0 0x0 0x1 0x8001 0x0 0x0 0x0 0x4 0x4 0x800 0x0 0x0 0x2 0x8001 0x0 0x0 0x0 0x5 0x4 0x800 0x0 0x0 0x3 0x8001 0x0 0x0 0x0 0x6 0x4 0x800 0x0 0x0 0x4 0x8001 0x0 0x0 0x0 0x3 0x4 0x1000 0x0 0x0 0x1 0x8001 0x0 0x0 0x0 0x5 0x4 0x1000 0x0 0x0 0x2 0x8001 0x0 0x0 0x0 0x6 0x4 0x1000 0x0 0x0 0x3 0x8001 0x0 0x0 0x0 0x3 0x4 0x1000 0x0 0x0 0x4 0x8001 0x0 0x0 0x0 0x4 0x4 0x1800 0x0 0x0 0x1 0x8001 0x0 0x0 0x0 0x6 0x4 0x1800 0x0 0x0 0x2 0x8001 0x0 0x0 0x0 0x3 0x4 0x1800 0x0 0x0 0x3 0x8001 0x0 0x0 0x0 0x4 0x4 0x1800 0x0 0x0 0x4 0x8001 0x0 0x0 0x0 0x5 0x4>;
  #interrupt-cells = <0x1>;
  ranges = <0x1000000 0x0 0x0 0x0 0x3eff0000 0x0 0x10000 0x2000000 0x0 0x10000000 0x0 0x10000000 0x0 0x2eff0000 0x3000000 0x80 0x0 0x80 0x0 0x80 0x0>;
  reg = <0x40 0x10000000 0x0 0x10000000>;
  msi-parent = <0x8002>;
  dma-coherent;
  bus-range = <0x0 0xff>;
  linux,pci-domain = <0x0>;
  #size-cells = <0x2>;
  #address-cells = <0x3>;
  device_type = "pci";
  compatible = "pci-host-ecam-generic";
 };