On Tue, May 09, 2023 at 12:26:10AM +0800, Jisheng Zhang wrote:
> On Sun, May 07, 2023 at 10:35:12PM +0100, Conor Dooley wrote:
> > On Mon, May 08, 2023 at 02:23:02AM +0800, Jisheng Zhang wrote:
> >
> > > + c910_0: cpu@0 {
> > > + compatible = "thead,c910", "riscv";
> > > + device_type = "cpu";
> > > + riscv,isa = "rv64imafdc";
> >
> > Does this support more than "rv64imafdc"?
> > I assume there's some _xtheadfoo extensions that it does support,
> > although I am not sure how we are proceeding with those - Heiko might
> > have a more nuanced take.
> >
> > > + reset: reset-sample {
> > > + compatible = "thead,reset-sample";
> >
> > What is a "reset-sample"?
>
> This node is only for opensbi. The compatible string is already in
> opensbi. Do we also need to add dt-binding for it in linux?
If it's to be included in the kernel's dts, then yes, you do need a
dt-binding. If you remove it, then you don't :)
That said, "thead,reset-sample" is a strangely named compatible, so if
you do keep it it may end up needing a rename!
Cheers,
Conor.
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