powerpc/mpc85xx: Remove P1023 RDS support

Since P1023RDS is no longer supported/manufactured by Freescale,
we clean up P1023RDS related code.
Since P1023RDB is still supported by Freescale,
we keep P1023RDB releated code.

Signed-off-by: Lijun Pan <Lijun.Pan@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
8 files changed