dt-bindings: phy: Add QMP UFS PHY compatible for QCS8300

Document the QMP UFS PHY compatible for Qualcomm QCS8300 to support
physical layer functionality for UFS found on the SoC. Use fallback to
indicate the compatibility of the QMP UFS PHY on the QCS8300 with that
on the SA8775P.

Signed-off-by: Xin Liu <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Jingyi Wang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>

Author: Xin Liu

Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml

@@ -20,6 +20,10 @@ properties:
           - enum:
               - qcom,qcs615-qmp-ufs-phy
           - const: qcom,sm6115-qmp-ufs-phy
+      - items:
+          - enum:
+              - qcom,qcs8300-qmp-ufs-phy
+          - const: qcom,sa8775p-qmp-ufs-phy
       - enum:
           - qcom,msm8996-qmp-ufs-phy
           - qcom,msm8998-qmp-ufs-phy