dt-bindings: phy: qcom,qmp: Add sc8180x PCIe compatible

Add a compatible for the sc8180x PCIe PHY.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210629004509.1788286-1-bjorn.andersson@linaro.orgSigned-off-by: Vinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml

@@ -27,6 +27,7 @@ properties:
       - qcom,msm8998-qmp-ufs-phy
       - qcom,msm8998-qmp-usb3-phy
       - qcom,sc7180-qmp-usb3-phy
+      - qcom,sc8180x-qmp-pcie-phy
       - qcom,sc8180x-qmp-ufs-phy
       - qcom,sc8180x-qmp-usb3-phy
       - qcom,sdm845-qhp-pcie-phy
@@ -326,6 +327,7 @@ allOf:
         compatible:
           contains:
             enum:
+              - qcom,sc8180x-qmp-pcie-phy
               - qcom,sdm845-qhp-pcie-phy
               - qcom,sdm845-qmp-pcie-phy
               - qcom,sdx55-qmp-pcie-phy