~ruther/vhdl-spi-2

ref: 330f5837d493e625d2de112bfe7cdeee7f7a4df1 vhdl-spi-2/hdl_spi d---------
d990ecaa — Rutherther 6 months ago 
feat: implement masterslave spi switch peripheral
dc0e370a — Rutherther 6 months ago 
feat: implement initial hdl_spi