Patch from Andrew Victor

This patch fixes two small issues with 2.6.15-git12.

1) Corrected major/minor numbers for ttyAT devices in the KConfig help.
   (Patch from Karl Olsen)

2) tty->flip.count has been removed.
Signed-off-by: NAndrew Victor <andrew@sanpeople.com>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>