This will allow configuring the concerned config through an external
defconfig file.
BUG=None
TEST=Ensure that AMDFW_CONFIG_FILE is configurable.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I97817a822c8c41822e699adc31f0e7452f93fdb9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62971
Reviewed-by: Jon Murphy <jpmurphy@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>