The P1010RDB-PB is similar to P1010RDB(P1010RDB-PA).
So, P1010RDB-PB use the same platform file as P1010RDB.
Then Add support for P1010RDB-PB platform.
Signed-off-by: NZhao Qiang <B45475@freescale.com>
Signed-off-by: NScott Wood <scottwood@freescale.com>