According to AN3638, CRC of NXID v1 is at the end of the
256-byte I2C memory. The wrong CRC32 offset prevents Uboot
from reading system information from EEPROM. No NXID v0 is
being used on Freescale boards.
Signed-off-by: Ebony Zhu <b45385@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>