~ruther/vhdl-spi-2

ref: abfea28a8a2555ec22557089a359b3f2b6fd5f23 vhdl-spi-2/hdl_spi d---------
d990ecaa — Rutherther 8 months ago 
feat: implement masterslave spi switch peripheral
dc0e370a — Rutherther 8 months ago 
feat: implement initial hdl_spi