Merge branch 'pci/qcom'

- Add support for SM8250 PCIe SF TBU clock (Dmitry Baryshkov)

- Use PHY_REFCLK_USE_PAD only for qcom ipq8064 (Ansuel Smith)

* pci/qcom:
  PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064
  PCI: qcom: Add support for ddrss_sf_tbu clock
  dt-bindings: PCI: qcom: Document ddrss_sf_tbu clock for sm8250