This is a simple refactor that aims to simplify maintenance and to
clarify file dependency inside the project.
Currently, many declarations reside in flash.h making it difficult to
really understand file dependency.
Change-Id: I4209d5ed205ca14c39e83aa923e103b7282a7059
Signed-off-by: Antonio Vázquez Blanco <antoniovazquezblanco@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/85134
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>