- use 1e9/freq for default_clk_period - add default serial on tinyfpga_bx - use S6PLL on minispartan6 - add SPIFlash pins on versa_ecp5
The evt platform has a different naming scheme from the other two versions of Fomu. This harmonises the naming of the rgb_led pads between all of the Fomu variants. Signed-off-by: Sean Cross <sean@xobs.io>