Added support for the TQM8272 board from TQ

Makefile

board/dave/PPChameleonEVB/nand.c

board/delta/nand.c

board/nc650/nand.c

board/netstar/nand.c

board/prodrive/pdnb3/nand.c

board/tqm8272/Makefile

board/tqm8272/config.mk

board/tqm8272/tqm8272.c

board/tqm8272/u-boot.lds

board/zylonite/nand.c

cpu/mpc8260/cpu.c

cpu/mpc8260/cpu_init.c

cpu/mpc8260/pci.c

cpu/mpc8260/speed.c

cpu/ppc4xx/ndfc.c

drivers/nand/nand.c

drivers/nand/nand_base.c

include/configs/TQM8272.h

include/mpc8260.h