missing dependencies for USB drivers in input

stuff that does select USB should depend on USB_ARCH_HAS_HCD, or we'll
end up with unbuildable configs.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 5e640ae..4f09180 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -166,6 +166,7 @@
 
 config TOUCHSCREEN_USB_COMPOSITE
 	tristate "USB Touchscreen Driver"
+	depends on USB_ARCH_HAS_HCD
 	select USB
 	help
 	  USB Touchscreen driver for: