dt-bindings: soc: imx: add interconnect property for i.MX8MM vpu blk ctrl

i.MX8MM VPU support NoC QoS setting, so add interconnect property
for i.MX8MM VPU blk ctrl
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

Documentation/devicetree/bindings/soc/imx/fsl,imx8mm-vpu-blk-ctrl.yaml

@@ -45,6 +45,18 @@ properties:
       - const: g2
       - const: h1
 
+  interconnects:
+    items:
+      - description: G1 decoder interconnect
+      - description: G2 decoder interconnect
+      - description: H1 encoder power domain
+
+  interconnect-names:
+    items:
+      - const: g1
+      - const: g2
+      - const: h1
+
 required:
   - compatible
   - reg