dt-bindings: cpufreq: qcom-hw: add a compatible for sa8775p

Add the compatible for the cpufreq engine present on sa8775p platforms.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

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

@@ -26,6 +26,7 @@ properties:
         items:
           - enum:
               - qcom,qdu1000-cpufreq-epss
+              - qcom,sa8775p-cpufreq-epss
               - qcom,sc7280-cpufreq-epss
               - qcom,sc8280xp-cpufreq-epss
               - qcom,sm6375-cpufreq-epss