MLK-17916: cmd: dek_blob: Convert CONFIG_CMD_DEKBLOB to Kconfig
Currently the dek_blob command is enabled by default if
CONFIG_SECURE_BOOT is defined. Move CONFIG_CMD_DEKBLOB
enablement to Kconfig so users can select if required
by their application.
This commit is based in a previous submission from Simon Glass
in U-Boot upstream:
https://lists.denx.de/pipermail/u-boot/2017-April/289052.html
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit
93e089f9202b2f9600a87eae2472db21fe5d7459)