dt-bindings: phy: qcom,qmp-usb3-dp: Add support for SC7180

Add compatible for SC7180 in QMP USB3 DP PHY bindings.
Signed-off-by: Sandeep Maheswaram <sanm@codeaurora.org>
Link: https://lore.kernel.org/r/1589510358-3865-4-git-send-email-sanm@codeaurora.orgSigned-off-by: Vinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml

@@ -12,8 +12,9 @@ maintainers:
 
 properties:
   compatible:
-    const:
-      qcom,sdm845-qmp-usb3-phy
+    enum:
+      - qcom,sc7180-qmp-usb3-phy
+      - qcom,sdm845-qmp-usb3-phy
   reg:
     items:
       - description: Address and length of PHY's common serdes block.