For all practical u-boot purposes, TSECs don't differ throughout the
mpc8[356]xx families; reduce CONFIG_MPC8YXX_TSECx to CONFIG_TSECx.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Enable hush shell, environment in flash rather in EEPROM,
more user-friendly default environment, etc.
The simple EEPROM environment can be selected easily in the board
config file.
Signed-off-by: Wolfgang Denk <wd@denx.de>