accordingly!
-- CFG_ENV_IS_IN_NVRAM:
+- CONFIG_ENV_IS_IN_NVRAM:
Define this if you have some non-volatile memory device
(NVRAM, battery buffered SRAM) which you want to use for the
environment area within the total memory of your DataFlash placed
at the specified address.
-- CFG_ENV_IS_IN_NAND:
+- CONFIG_ENV_IS_IN_NAND:
Define this if you have a NAND device which you want to use
for the environment.