[PATCH 1/1] dt-bindings: remoteproc: imx_rproc: add minItems for power-domain

[Frank Li]

"fsl,imx8qxp-cm4" just need 2 power domains. Keep the same restriction for
other compatible string.

Signed-off-by: Frank Li <Frank.Li at nxp.com>
---

Notes:
    pass dt_binding_check.
    
    make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j8  dt_binding_check DT_SCHEMA_FILES=fsl,imx-rproc.yaml
      SCHEMA  Documentation/devicetree/bindings/processed-schema.json
      CHKDT   Documentation/devicetree/bindings
      LINT    Documentation/devicetree/bindings
      DTEX    Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dts
      DTC_CHK Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dtb

 .../bindings/remoteproc/fsl,imx-rproc.yaml       | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
index df36e29d974ca..60267c1ba94e0 100644
--- a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
@@ -59,6 +59,7 @@ properties:
     maxItems: 32
 
   power-domains:
+    minItems: 1
     maxItems: 8
 
   fsl,auto-boot:
@@ -99,6 +100,21 @@ allOf:
       properties:
         fsl,iomuxc-gpr: false
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - fsl,imx8qxp-cm4
+    then:
+      properties:
+        power-domains:
+          minItems: 2
+    else:
+      properties:
+        power-domains:
+          minItems: 8
+
 additionalProperties: false
 
 examples:
-- 
2.34.1