diff --git a/Documentation/devicetree/bindings/regulator/sy8824x.txt b/Documentation/devicetree/bindings/regulator/sy8824x.txt
index 28600541b5de..c5e95850c427 100644
--- a/Documentation/devicetree/bindings/regulator/sy8824x.txt
+++ b/Documentation/devicetree/bindings/regulator/sy8824x.txt
@@ -5,6 +5,7 @@ Required properties:
 	"silergy,sy8824c"
 	"silergy,sy8824e"
 	"silergy,sy20276"
+	"silergy,sy20278"
 - reg: I2C slave address
 
 Any property defined as part of the core regulator binding, defined in