Merge branch 'remotes/lorenzo/pci/uniphier'

- Add DT binding and endpoint driver support for UniPhier NX1 SoC (Kunihiko
  Hayashi)

* remotes/lorenzo/pci/uniphier:
  PCI: uniphier-ep: Add NX1 support
  PCI: uniphier-ep: Add SoC data structure
  dt-bindings: PCI: uniphier-ep: Add bindings for NX1 SoC