[U-Boot] serial/ns16550: don't generate functions for undefined ports

[Tom Rini]

On Fri, Jan 18, 2013 at 03:42:16PM -0000, Scott Wood wrote:

> This saved 640 bytes on MPC8536DS (a board with two of the six
> ports defined).
> 
> Signed-off-by: Scott Wood <scottwood at freescale.com>

Applied to u-boot/master, thanks!

-- 
Tom
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