tree 9331ae9ce5ae9a24342d3a8e96e6ccd9cc26b649
parent 0f10278988489b3f93a91417d2214f30af1d3936
author David Brown <david.brown@linaro.org> 1505420416 -0600
committer David Brown <davidb@davidb.org> 1505427050 -0600

zephyr: Revamp Makefile configuration

Instead of requiring edits to the Zephyr Makefile to change the
configuration, base the configuration on a few variables that can be set
when make is invoked.  This will make automated testing easier.

Signed-off-by: David Brown <david.brown@linaro.org>