diff --git a/arch/arm/boards/ccxmx51/ccxmx51.c b/arch/arm/boards/ccxmx51/ccxmx51.c
index a14c9bc..df565d9 100644
--- a/arch/arm/boards/ccxmx51/ccxmx51.c
+++ b/arch/arm/boards/ccxmx51/ccxmx51.c
@@ -196,7 +196,8 @@
 };
 
 static struct imxusb_platformdata ccxmx51_otg_pdata = {
-	.flags	= MXC_EHCI_MODE_UTMI_16_BIT | MXC_EHCI_POWER_PINS_ENABLED,
+	.flags	= MXC_EHCI_MODE_UTMI_16_BIT | MXC_EHCI_INTERNAL_PHY |
+		  MXC_EHCI_POWER_PINS_ENABLED,
 	.mode	= IMX_USB_MODE_HOST,
 };