diff --git a/target/linux/ramips/patches-3.18/0062-mt7621-add-ECHI-OCHI-XCHI-support.patch b/target/linux/ramips/patches-3.18/0062-mt7621-add-ECHI-OCHI-XCHI-support.patch
index d9d61ffa5c..62c0def4f1 100644
--- a/target/linux/ramips/patches-3.18/0062-mt7621-add-ECHI-OCHI-XCHI-support.patch
+++ b/target/linux/ramips/patches-3.18/0062-mt7621-add-ECHI-OCHI-XCHI-support.patch
@@ -99,33 +99,6 @@
  obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o
  
  obj-$(CONFIG_USB_EHCI_HCD)	+= ehci-hcd.o
---- a/drivers/usb/host/ehci-platform.c
-+++ b/drivers/usb/host/ehci-platform.c
-@@ -33,6 +33,8 @@
- #include <linux/usb.h>
- #include <linux/usb/hcd.h>
- #include <linux/usb/ehci_pdriver.h>
-+#include <linux/usb/phy.h>
-+#include <linux/usb/otg.h>
- 
- #include "ehci.h"
- 
-@@ -255,6 +257,15 @@ static int ehci_platform_probe(struct platform_device *dev)
- 	hcd->rsrc_start = res_mem->start;
- 	hcd->rsrc_len = resource_size(res_mem);
- 
-+#ifdef CONFIG_USB_PHY
-+	hcd->phy = devm_usb_get_phy(&dev->dev, USB_PHY_TYPE_USB2);
-+	if (!IS_ERR_OR_NULL(hcd->phy)) {
-+		otg_set_host(hcd->phy->otg,
-+				&hcd->self);
-+		usb_phy_init(hcd->phy);
-+	}
-+#endif
-+
- 	hcd->regs = devm_ioremap_resource(&dev->dev, res_mem);
- 	if (IS_ERR(hcd->regs)) {
- 		err = PTR_ERR(hcd->regs);
 --- /dev/null
 +++ b/drivers/usb/host/mtk-phy-7621.c
 @@ -0,0 +1,445 @@
@@ -3796,40 +3769,6 @@
 +/***********************************/
 +#endif
 +
---- a/drivers/usb/host/ohci-platform.c
-+++ b/drivers/usb/host/ohci-platform.c
-@@ -27,7 +27,10 @@
- #include <linux/reset.h>
- #include <linux/usb/ohci_pdriver.h>
- #include <linux/usb.h>
-+#include <linux/usb/phy.h>
- #include <linux/usb/hcd.h>
-+#include <linux/dma-mapping.h>
-+#include <linux/of.h>
- 
- #include "ohci.h"
- 
-@@ -41,6 +44,7 @@ struct ohci_platform_priv {
- 	struct phy *phy;
- };
- 
-+static struct usb_ohci_pdata ohci_platform_defaults;
- static const char hcd_name[] = "ohci-platform";
- 
- static int ohci_platform_reset(struct usb_hcd *hcd)
-@@ -239,6 +243,12 @@ static int ohci_platform_probe(struct platform_device *dev)
- 	hcd->rsrc_start = res_mem->start;
- 	hcd->rsrc_len = resource_size(res_mem);
- 
-+#ifdef CONFIG_USB_PHY
-+	hcd->phy = devm_usb_get_phy(&dev->dev, USB_PHY_TYPE_USB2);
-+	if (!IS_ERR_OR_NULL(hcd->phy))
-+		usb_phy_init(hcd->phy);
-+#endif
-+
- 	hcd->regs = devm_ioremap_resource(&dev->dev, res_mem);
- 	if (IS_ERR(hcd->regs)) {
- 		err = PTR_ERR(hcd->regs);
 --- a/drivers/usb/host/pci-quirks.h
 +++ b/drivers/usb/host/pci-quirks.h
 @@ -1,7 +1,7 @@