The `fomu` target represents a generic target that supports the Fomu
48 MHz crystal, with or without a PLL.
It does not yet include a BaseSoC, since that requires USB and
up5kspram, neither of which are present yet.
Signed-off-by: Sean Cross <sean@xobs.io>
These get generated whenever one of these boards are used, which can
cause issues when this repo is used as a submodule.
Signed-off-by: Sean Cross <sean@xobs.io>