dt-bindings: arm: qcom: add missing SM6125 board compatibles

Document board compatibles already present in Linux kernel.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220521164550.91115-8-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Documentation/devicetree/bindings/arm/qcom.yaml

@@ -54,6 +54,7 @@ description: |
         sdm845
         sdx55
         sdx65
+        sm6125
         sm7225
         sm8150
         sm8250
@@ -665,6 +666,11 @@ properties:
               - xiaomi,beryllium
           - const: qcom,sdm845
 
+      - items:
+          - enum:
+              - sony,pdx201
+          - const: qcom,sm6125
+
       - items:
           - enum:
               - fairphone,fp4