diff --git a/Documentation/devicetree/bindings/ata/imx-sata.yaml b/Documentation/devicetree/bindings/ata/imx-sata.yaml
index f4eb3550a096..31c43374763a 100644
--- a/Documentation/devicetree/bindings/ata/imx-sata.yaml
+++ b/Documentation/devicetree/bindings/ata/imx-sata.yaml
@@ -80,6 +80,9 @@ properties:
   power-domains:
     maxItems: 1
 
+  target-supply:
+    description: Power regulator for the SATA target device.
+
 required:
   - compatible
   - reg