[PATCH] USB Makefile bug fix

fixed problem with UHCI_HCD drivers set to 'y' were not causing the build
to go into the drivers/usb/host directory.

drivers/usb/Makefile

@@ -9,16 +9,18 @@ mod-subdirs	:= serial
 
 subdir-$(CONFIG_USB)		+= core
 
-subdir-$(CONFIG_USB_EHCI_HCD)	+= host
-subdir-$(CONFIG_USB_OHCI_HCD)	+= host
-subdir-$(CONFIG_USB_OHCI)	+= host
-subdir-$(CONFIG_USB_UHCI_ALT)	+= host
-subdir-$(CONFIG_USB_UHCI)	+= host
+subdir-$(CONFIG_USB_EHCI_HCD)		+= host
+subdir-$(CONFIG_USB_OHCI_HCD)		+= host
+subdir-$(CONFIG_USB_OHCI)		+= host
+subdir-$(CONFIG_USB_UHCI_ALT)		+= host
+subdir-$(CONFIG_USB_UHCI_HCD_ALT)	+= host
+subdir-$(CONFIG_USB_UHCI_HCD)		+= host
+subdir-$(CONFIG_USB_UHCI)		+= host
 
-subdir-$(CONFIG_USB_ACM)	+= class
-subdir-$(CONFIG_USB_AUDIO)	+= class
+subdir-$(CONFIG_USB_ACM)		+= class
+subdir-$(CONFIG_USB_AUDIO)		+= class
 subdir-$(CONFIG_USB_BLUETOOTH_TTY)	+= class
-subdir-$(CONFIG_USB_PRINTER)	+= class
+subdir-$(CONFIG_USB_PRINTER)		+= class
 
 subdir-$(CONFIG_USB_STORAGE)	+= storage