diff --git a/Documentation/devicetree/bindings/arm/realtek.yaml b/Documentation/devicetree/bindings/arm/realtek.yaml
index ddd9a85099e9..be529490640c 100644
--- a/Documentation/devicetree/bindings/arm/realtek.yaml
+++ b/Documentation/devicetree/bindings/arm/realtek.yaml
@@ -14,21 +14,21 @@ properties:
     const: '/'
   compatible:
     oneOf:
-      # RTD1195 SoC based boards
-      - items:
+      - description: RTD1195 SoC based boards
+        items:
           - enum:
               - mele,x1000 # MeLE X1000
               - realtek,horseradish # Realtek Horseradish EVB
           - const: realtek,rtd1195
 
-      # RTD1293 SoC based boards
-      - items:
+      - description: RTD1293 SoC based boards
+        items:
           - enum:
               - synology,ds418j # Synology DiskStation DS418j
           - const: realtek,rtd1293
 
-      # RTD1295 SoC based boards
-      - items:
+      - description: RTD1295 SoC based boards
+        items:
           - enum:
               - mele,v9 # MeLE V9
               - probox2,ava # ProBox2 AVA
@@ -36,25 +36,43 @@ properties:
               - zidoo,x9s # Zidoo X9S
           - const: realtek,rtd1295
 
-      # RTD1296 SoC based boards
-      - items:
+      - description: RTD1296 SoC based boards
+        items:
           - enum:
               - synology,ds418 # Synology DiskStation DS418
           - const: realtek,rtd1296
 
-      # RTD1395 SoC based boards
-      - items:
+      - description: RTD1395 SoC based boards
+        items:
           - enum:
               - bananapi,bpi-m4 # Banana Pi BPI-M4
               - realtek,lion-skin # Realtek Lion Skin EVB
           - const: realtek,rtd1395
 
-      # RTD1619 SoC based boards
-      - items:
+      - description: RTD1501s SoC based boards
+        items:
+          - enum:
+              - realtek,phantom # Realtek Phantom EVB (8GB)
+          - const: realtek,rtd1501s
+
+      - description: RTD1619 SoC based boards
+        items:
           - enum:
               - realtek,mjolnir # Realtek Mjolnir EVB
           - const: realtek,rtd1619
 
+      - description: RTD1861b SoC based boards
+        items:
+          - enum:
+              - realtek,krypton # Realtek Krypton EVB (8GB)
+          - const: realtek,rtd1861b
+
+      - description: RTD1920s SoC based boards
+        items:
+          - enum:
+              - realtek,smallville # Realtek Smallville EVB (4GB)
+          - const: realtek,rtd1920s
+
 additionalProperties: true
 
 ...