diff --git a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
index 5b066afda24b..6e04e3848261 100644
--- a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
@@ -27,6 +27,9 @@ properties:
               - fsl,imx8qxp-lpuart
               - fsl,imx8ulp-lpuart
           - const: fsl,imx7ulp-lpuart
+      - items:
+          - const: fsl,imx8qm-lpuart
+          - const: fsl,imx8qxp-lpuart
 
   reg:
     maxItems: 1