dt-bindings: cpufreq: cpufreq-qcom-hw: Add QCM2290

Document the OSM CPUFREQ_HW present on QCM2290, featuring just one
lonely frequency domain.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

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

@@ -21,6 +21,7 @@ properties:
       - description: v1 of CPUFREQ HW
         items:
           - enum:
+              - qcom,qcm2290-cpufreq-hw
               - qcom,sc7180-cpufreq-hw
               - qcom,sdm845-cpufreq-hw
               - qcom,sm6115-cpufreq-hw
@@ -93,6 +94,29 @@ required:
 additionalProperties: false
 
 allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,qcm2290-cpufreq-hw
+    then:
+      properties:
+        reg:
+          minItems: 1
+          maxItems: 1
+
+        reg-names:
+          minItems: 1
+          maxItems: 1
+
+        interrupts:
+          minItems: 1
+          maxItems: 1
+
+        interrupt-names:
+          minItems: 1
+
   - if:
       properties:
         compatible: