1 files changed, 10 insertions, 0 deletions
diff --git a/dts/Bindings/remoteproc/ti,k3-dsp-rproc.yaml b/dts/Bindings/remoteproc/ti,k3-dsp-rproc.yaml
index 7b56497eec..cedbc5efdc 100644
--- a/dts/Bindings/remoteproc/ti,k3-dsp-rproc.yaml
+++ b/dts/Bindings/remoteproc/ti,k3-dsp-rproc.yaml
@@ -79,6 +79,8 @@ properties:
     $ref: /schemas/types.yaml#/definitions/phandle-array
     minItems: 1
     maxItems: 4
+    items:
+      maxItems: 1
     description: |
       phandles to one or more reserved on-chip SRAM regions. The regions
       should be defined as child nodes of the respective SRAM node, and
@@ -140,6 +142,14 @@ examples:
         #address-cells = <2>;
         #size-cells = <2>;
 
+        mailbox0_cluster3: mailbox-0 {
+            #mbox-cells = <1>;
+        };
+
+        mailbox0_cluster4: mailbox-1 {
+            #mbox-cells = <1>;
+        };
+
         bus@100000 {
             compatible = "simple-bus";
             #address-cells = <2>;