Add the RTL8111DL and USB config file.

1. Add the RTL8111DL config file and it can work well.
2. Enable USB in config file and it work correctly.

Targets/Bonito3a780e/conf/Bonito.3a780e

@@ -147,8 +147,6 @@ pci*		at pcibr?
 ppb*		at pci? dev ? function ?	# PCI-PCI bridges
 pci*		at ppb? bus ?
 
-#### USB
-#uhci*		at pci? dev ? function ?
 
 #### SCSI support
 #siop*		at pci? dev ? function ?	# Symbios/NCR 53c...
@@ -161,19 +159,21 @@ pci*		at ppb? bus ?
 #gt1		at localbus? base 5
 #gt2		at localbus? base 6
 # fxp normally only used for debugging (enable/disable both)
-fxp0            at pci? dev ? function ?        # Intel 82559 Device
-inphy*          at mii? phy ?                   # Intel 82555 PHYs
+fxp0        at pci? dev ? function ?        # Intel 82559 Device
+inphy*      at mii? phy ?                   # Intel 82555 PHYs
 rtl*        at pci? dev ? function ?
-rtk*		 at pci? dev ? function ?
-em*        at pci? dev ? function ?
-#uhci*		 at pci? dev ? function ?
-ohci0		 at pci? dev ? function ?
-usb*		 at usbbus ? 
-ohci1		 at pci? dev ? function ?
+rte*		at pci? dev ? function ?
+rtk*		at pci? dev ? function ?
+em*         at pci? dev ? function ?
+
+#### USB
+uhci*		 at pci? dev ? function ?
+ohci*		 at pci? dev ? function ?
+usb*		 at usbbus ?
 
 select      mod_usb
 select  	mod_usb_storage
-#select      mod_usb_uhci
+select      mod_usb_uhci
 select 	 	mod_usb_ohci
 select      mod_usb_kbd