~ruther/vhdl-spi-2

ref: 21e3de55dc52c5a3a0d5b5afc70ab42cdff0ff65 vhdl-spi-2/hdl_spi/models d---------
54521aad — Rutherther 11 months ago 
feat: add csn pulse test and rx, tx disabling test
9c617e84 — Rutherther 11 months ago 
chore: move spi models to separate file