[LinuxBIOS] patch: add spd_read_byte prototype to spd.h

[Stefan Reinauer]

* ron minnich <rminnich at gmail.com> [071127 16:55]:
> I just put this inline, it's simple.
> 
> Add an spd_read_byte prototype to spd.h. This is because I am going to
> in a later patch make sure all dram
> functions call spd_read_byte, not smbus_read_byte.
> 
> Signed-off-by: Ronald G. Minnich <rminnich at gmail.com>
Acked-by: Stefan Reinauer <stepan at coresystems.de>


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