diff --git a/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml
index 19860b41286f..aefa19c5b424 100644
--- a/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml
+++ b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml
@@ -59,6 +59,11 @@ properties:
       - const: ba
     minItems: 1
 
+  firmware-name:
+    items:
+      - description: Firmware name of RiscV core
+      - description: Firmware name of Data section
+
 required:
   - compatible
   - reg
@@ -96,5 +101,7 @@ examples:
         memory-region = <&npu_firmware>, <&npu_pkt>, <&npu_txpkt>,
                         <&npu_txbufid>, <&npu_ba>;
         memory-region-names = "firmware", "pkt", "tx-pkt", "tx-bufid", "ba";
+        firmware-name = "airoha/en7581_npu_rv32.bin",
+                        "airoha/en7581_npu_data.bin";
       };
     };