diff --git a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml
index 082337a177f8..0ec5c5d9f3f5 100644
--- a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml
+++ b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml
@@ -60,6 +60,7 @@ properties:
       - description: ST STM32MP151 based Boards
         items:
           - enum:
+              - ply,plyaqm   # Plymovent AQM board
               - prt,mecio1r0 # Protonic MECIO1r0
               - prt,mect1s   # Protonic MECT1S
               - prt,prtt1a   # Protonic PRTT1A