* Set the OP-TEE base address to 0x7e000000 (32MiB below the first gigabyte
of DDR).
* Update the ATF and OP-TEE memory maps to support up to 4GiB DDR.
This ensures OP-TEE runs reliably across all ccimx8mm memory configurations.
https://onedigi.atlassian.net/browse/DEL-9502
Signed-off-by: Javier Viguera <javier.viguera@digi.com>