dt-bindings: PCI: qcom: Add IPQ8074 Gen3 port

IPQ8074 has one Gen2 and one Gen3 PCIe port, with Gen2 already supported.
Document Gen3 port which uses the same controller as IPQ6018.

Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Robert Marko <[email protected]>
Signed-off-by: Lorenzo Pieralisi <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
Acked-by: Krzysztof Kozlowski <[email protected]>

Author: robimarko

Documentation/devicetree/bindings/pci/qcom,pcie.yaml

@@ -25,6 +25,7 @@ properties:
           - qcom,pcie-ipq8064
           - qcom,pcie-ipq8064-v2
           - qcom,pcie-ipq8074
+          - qcom,pcie-ipq8074-gen3
           - qcom,pcie-msm8996
           - qcom,pcie-qcs404
           - qcom,pcie-sa8540p
@@ -158,6 +159,7 @@ allOf:
           contains:
             enum:
               - qcom,pcie-ipq6018
+              - qcom,pcie-ipq8074-gen3
     then:
       properties:
         reg:
@@ -369,6 +371,7 @@ allOf:
           contains:
             enum:
               - qcom,pcie-ipq6018
+              - qcom,pcie-ipq8074-gen3
     then:
       properties:
         clocks:
@@ -689,6 +692,7 @@ allOf:
                 - qcom,pcie-ipq8064
                 - qcom,pcie-ipq8064v2
                 - qcom,pcie-ipq8074
+                - qcom,pcie-ipq8074-gen3
                 - qcom,pcie-qcs404
     then:
       required:
@@ -772,6 +776,7 @@ allOf:
               - qcom,pcie-ipq8064
               - qcom,pcie-ipq8064-v2
               - qcom,pcie-ipq8074
+              - qcom,pcie-ipq8074-gen3
               - qcom,pcie-qcs404
               - qcom,pcie-sa8540p
     then: