v850: enable arbitary speed tty ioctls
Adding the defines/macros activates the existing code in the tty layer and allows this platform to use the arbitary speed ioctl setting layer Signed-off-by: NAlan Cox <alan@redhat.com> Cc: Miles Bader <uclinux-v850@lsi.nec.co.jp> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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