Staging: add aten2011 usb to serial converter driver.

Many thanks to Russell Lang <gsview@ghostgum.com.au> for his
help in getting this working on newer kernel versions and
for pointing out this driver in the first place.

Cc: Russell Lang <gsview@ghostgum.com.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/uc2322/Makefile b/drivers/staging/uc2322/Makefile
new file mode 100644
index 0000000..49c18d6
--- /dev/null
+++ b/drivers/staging/uc2322/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_USB_SERIAL_ATEN2011)	+= aten2011.o