dt-bindings: pinctrl: qcom,sm8250-pinctrl: reference tlmm common pins

Each subnode configuring pins (so the final -pins or pinconf) should
reference common TLMM pin definition.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220912061746.6311-15-krzysztof.kozlowski@linaro.orgSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml

@@ -112,6 +112,7 @@ patternProperties:
         - pins
 
       allOf:
+        - $ref: "qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state"
         - if:
             properties:
               pins: