diff --git a/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml
index 9a76cffcbaee..f009fed87e6b 100644
--- a/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml
@@ -87,7 +87,7 @@ patternProperties:
                 description: For K3 SoC, 1.8V voltage output
 
               - enum: [ 3, 5, 7, 9, 11, 13, 15, 17, 25, 27, 29, 31, 33, 35, 37, 38 ]
-                description: For K3 SoC, 1.8V voltage output
+                description: For K3 SoC, 3.3V voltage output
 
           input-schmitt:
             description: |