dt-bindings: misc: qcom,fastrpc: correct example for GLINK edge

The parent of FastRPC node is GLINK edge, so the properties should be
matching GLINK, not SMD.  Correct the example and extend it based on
SM8350.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220909125403.803158-5-krzysztof.kozlowski@linaro.orgSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/misc/qcom,fastrpc.yaml

@@ -112,19 +112,28 @@ examples:
 
         fastrpc {
             compatible = "qcom,fastrpc";
-            label = "adsp";
-            qcom,smd-channels = "fastrpcsmd-apps-dsp";
+            qcom,glink-channels = "fastrpcglink-apps-dsp";
+            label = "sdsp";
+            qcom,non-secure-domain;
             #address-cells = <1>;
             #size-cells = <0>;
 
             compute-cb@1 {
                 compatible = "qcom,fastrpc-compute-cb";
                 reg = <1>;
+                iommus = <&apps_smmu 0x0541 0x0>;
             };
 
             compute-cb@2 {
                 compatible = "qcom,fastrpc-compute-cb";
                 reg = <2>;
+                iommus = <&apps_smmu 0x0542 0x0>;
+            };
+
+            compute-cb@3 {
+                compatible = "qcom,fastrpc-compute-cb";
+                reg = <3>;
+                iommus = <&apps_smmu 0x0543 0x0>;
             };
         };
     };