Added support for TQM834x boards.

MAKEALL

Makefile

board/tqm834x/Makefile

board/tqm834x/config.mk

board/tqm834x/tqm834x.c

board/tqm834x/u-boot.lds

common/cmd_bootm.c

common/cmd_flash.c

common/cmd_jffs2.c

common/cmd_mii.c

common/flash.c

cpu/mpc83xx/cpu.c

cpu/mpc83xx/i2c.c

cpu/mpc83xx/pci.c

cpu/mpc83xx/speed.c

drivers/cfi_flash.c

fs/cramfs/cramfs.c

fs/jffs2/jffs2_1pass.c

include/asm-ppc/i2c.h

include/asm-ppc/immap_83xx.h