Use tcl script instead of static xmls for the interface.
Easier to maintain and are not gitignored.
Rename spi_master to spi_engine because every interface should be
prefixed by the IP name; in this case, spi_engine.
Also, remove interface/*.sv files on make clean and git ignore them.
Signed-off-by: Jorge Marques <jorge.marques@analog.com>
In this project it was created the ad5766_fmc.txt file for generating the system_constr.xdc file.
Also it was updated the system_constr.xdc and Readme.md files.
Signed-off-by: Ioan-daniel Pop <Pop.Ioan-daniel@analog.com>