dt-bindings: opp: Add msm8939 to the compatible list

msm8939 will uses this driver instead of the generic dt-cpufreq. Add to the
compatible list.

Acked-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Bryan O'Donoghue <[email protected]>
Signed-off-by: Viresh Kumar <[email protected]>

Author: 0xB0D

Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml

@@ -25,6 +25,7 @@ select:
           - qcom,apq8064
           - qcom,apq8096
           - qcom,ipq8064
+          - qcom,msm8939
           - qcom,msm8960
           - qcom,msm8974
           - qcom,msm8996