tree ccdfdb1b1eabbdfa349d0c3839c067e9de852427
parent 15c9b6f9444ac9b6a1cca0a8e3fbc04bb6dd31d1
author Marti Bolivar <marti@opensourcefoundries.com> 1523553126 -0400
committer Fabio Utzig <utzig@utzig.org> 1524692643 -0300

zephyr: migrate upgrade-only to Kconfig

Handle CONFIG_BOOT_UPGRADE_ONLY in mcuboot_config.h, and switch the
release test Makefile to using an OVERLAY_CONFIG fragment.

This removes the last user of the Makefile BOOTLOADER_CONFIG variable,
so delete it as well.

Signed-off-by: Marti Bolivar <marti@opensourcefoundries.com>