Merge branch 'pci/host-rockchip' into next

Merge branch 'pci/host-rockchip' into next

* pci/host-rockchip:
  PCI: rockchip: Modularize
  PCI: Export pci_remap_iospace() and pci_unmap_iospace()
  PCI: rockchip: Add remove() support
  PCI: rockchip: Set PCI_EXP_LNKSTA_SLC in the Root Port
  PCI: rockchip: Advertise 128-byte Read Completion Boundary support
  PCI: rockchip: Make 'return 0' more obvious in probe()
  PCI: rockchip: Unindent rockchip_pcie_set_power_limit()
  PCI: rockchip: Handle regulator_get_current_limit() failure correctly