On Mon, Sep 16, 2019 at 05:18:57AM -0700, Paul Walmsley wrote: > I support Christoph's plan to add generic implicit earlycon support. I'm not planning to add it, it exist already. You just need a DT that sets the stdout node up properly, and a earlycon driver using OF_EARLYCON_DECLARE like the sifive uart driver. The DT here for example works perfectly fine: http://git.infradead.org/users/hch/riscv.git/commitdiff/f10e64873eafc68516b8884c06b9290b9887633b