On Mon, Nov 20, 2017 at 11:50:00AM -0800, Palmer Dabbelt wrote: > The RISC-V privileged ISA mandates the presence of an SBI, but there's > no reason not to put it in the device tree. This would allow us to > possibly remove the SBI later.
If it is mandatory, then it should not be in DT. DT is not a driver instantiation mechanism. If your ISA can vary, I'd recommend you make that discoverable. DT is for what we failed to make discoverable. Rob
