diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
index 1444d18ef9bc0..04cbbca0e94ee 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
@@ -31,6 +31,7 @@ properties:
           - mediatek,mt8173-xhci
           - mediatek,mt8183-xhci
           - mediatek,mt8186-xhci
+          - mediatek,mt8188-xhci
           - mediatek,mt8192-xhci
           - mediatek,mt8195-xhci
       - const: mediatek,mtk-xhci