- Add method to disable warnings as errors
- Add help target
- Add phony targets to .PHONY
BUG=None
TEST=make all; make help; make all WERROR=""
Signed-off-by: Martin Roth <martin@coreboot.org>
Change-Id: Icd0cfd3e2579c9016ebb616e371d1076a5a171b4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50650
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>