The HiSilicon STB PCIe host controller is based on the DesignWare PCIe core.
It shares common functions with the DesignWare PCIe core driver and inherits
common properties defined in
-Documentation/devicetree/bindings/pci/designware-pcie.txt.
+Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
Additional properties are described here: