The DEK blob is generated by an authenticated U-Boot image with
the dek_blob cmd enabled. The image used for DEK blob generation
-needs to have the following configurations enabled:
+needs to have the following configurations enabled in Kconfig:
-CONFIG_SECURE_BOOT
-CONFIG_SYS_FSL_SEC_COMPAT 4 /* HAB version */
-CONFIG_FSL_CAAM
-CONFIG_CMD_DEKBLOB
-CONFIG_SYS_FSL_SEC_LE
+CONFIG_SECURE_BOOT=y
+CONFIG_CMD_DEKBLOB=y
Note: The encrypted boot feature is only supported by HABv4 or
greater.