diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index 5aa190b..46e4cee 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -254,105 +254,7 @@
 
 /* --- Virtual Root Hub ---------------------------------------------------- */
 
-/* Device descriptor */
-static __u8 root_hub_dev_des[] = {
-	0x12,			/*  __u8  bLength; */
-	0x01,			/*  __u8  bDescriptorType; Device */
-	0x10,			/*  __u16 bcdUSB; v1.1 */
-	0x01,
-	0x09,			/*  __u8  bDeviceClass; HUB_CLASSCODE */
-	0x00,			/*  __u8  bDeviceSubClass; */
-	0x00,			/*  __u8  bDeviceProtocol; */
-	0x08,			/*  __u8  bMaxPacketSize0; 8 Bytes */
-	0x00,			/*  __u16 idVendor; */
-	0x00,
-	0x00,			/*  __u16 idProduct; */
-	0x00,
-	0x00,			/*  __u16 bcdDevice; */
-	0x00,
-	0x00,			/*  __u8  iManufacturer; */
-	0x01,			/*  __u8  iProduct; */
-	0x00,			/*  __u8  iSerialNumber; */
-	0x01			/*  __u8  bNumConfigurations; */
-};
-
-/* Configuration descriptor */
-static __u8 root_hub_config_des[] = {
-	0x09,			/*  __u8  bLength; */
-	0x02,			/*  __u8  bDescriptorType; Configuration */
-	0x19,			/*  __u16 wTotalLength; */
-	0x00,
-	0x01,			/*  __u8  bNumInterfaces; */
-	0x01,			/*  __u8  bConfigurationValue; */
-	0x00,			/*  __u8  iConfiguration; */
-	0x40,			/*  __u8  bmAttributes;
-				   Bit 7: Bus-powered, 6: Self-powered, 5 Remote-wakwup, 4..0: resvd */
-	0x00,			/*  __u8  MaxPower; */
-
-	/* interface */
-	0x09,			/*  __u8  if_bLength; */
-	0x04,			/*  __u8  if_bDescriptorType; Interface */
-	0x00,			/*  __u8  if_bInterfaceNumber; */
-	0x00,			/*  __u8  if_bAlternateSetting; */
-	0x01,			/*  __u8  if_bNumEndpoints; */
-	0x09,			/*  __u8  if_bInterfaceClass; HUB_CLASSCODE */
-	0x00,			/*  __u8  if_bInterfaceSubClass; */
-	0x00,			/*  __u8  if_bInterfaceProtocol; */
-	0x00,			/*  __u8  if_iInterface; */
-
-	/* endpoint */
-	0x07,			/*  __u8  ep_bLength; */
-	0x05,			/*  __u8  ep_bDescriptorType; Endpoint */
-	0x81,			/*  __u8  ep_bEndpointAddress; IN Endpoint 1 */
-	0x03,			/*  __u8  ep_bmAttributes; Interrupt */
-	0x00,			/*  __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
-	0x02,
-	0xff			/*  __u8  ep_bInterval; 255 ms */
-};
-
-static unsigned char root_hub_str_index0[] = {
-	0x04,			/*  __u8  bLength; */
-	0x03,			/*  __u8  bDescriptorType; String-descriptor */
-	0x09,			/*  __u8  lang ID */
-	0x04,			/*  __u8  lang ID */
-};
-
-static unsigned char root_hub_str_index1[] = {
-	0x22,			/*  __u8  bLength; */
-	0x03,			/*  __u8  bDescriptorType; String-descriptor */
-	'I',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'S',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'P',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'1',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'1',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'6',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'x',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	' ',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'R',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'o',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'o',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	't',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	' ',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'H',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'u',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-	'b',			/*  __u8  Unicode */
-	0,			/*  __u8  Unicode */
-};
+#include <usbroothubdes.h>
 
 /*
  * Hub class-specific descriptor is constructed dynamically