diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
index 54c574cc5217..b1cde581a130 100644
--- a/include/linux/phy/phy.h
+++ b/include/linux/phy/phy.h
@@ -45,6 +45,7 @@ enum phy_mode {
 	PHY_MODE_VIDEO_TTL,
 	PHY_MODE_PCIE_RC,
 	PHY_MODE_PCIE_EP,
+	PHY_MODE_PCIE_BIFURCATION,
 	PHY_MODE_GVI,
 	PHY_MODE_HDMI,
 };