[PATCH v4 2/2] arm: mvebu: add Globalscale MOCHAbin support

Tom Rini trini at konsulko.com
Wed Oct 27 22:06:58 CEST 2021


On Wed, Oct 27, 2021 at 09:53:24PM +0200, Robert Marko wrote:
> On Wed, Oct 27, 2021 at 9:48 PM Marek Behún <marek.behun at nic.cz> wrote:
> >
> > On Wed, 27 Oct 2021 21:40:11 +0200
> > Robert Marko <robert.marko at sartura.hr> wrote:
> >
> > > To me, it also doesn't make sense to do it like that as what's the
> > > purpose of having stuff that is completely unsupported in U-boot in
> > > DTS?
> >
> > It makes sense because the device tree should compeltely describe the
> > device. It doesn't matter if some of it's components don't have U-Boot
> > drivers. Devicetree is independent on sw, and should be the same for
> > Linux, BSD, and U-Boot.
> 
> Trust me, I wish this was true, but I don't see it happening anytime soon
> as bindings will always change but it is something to aspire to.
> >
> > > Also, take a look at other Armada 7k/8k devices, they are all doing it
> > > the same way as I am.
> >
> > Some of them (most?) are, but that's just because we haven't synced
> > them yet.
> >
> > But you don't need to do it now, IMO, if it would take too much work.
> 
> The thing is that you cant just copy/paste the Linux DTS, it won't compile
> as the SoC DTSI as well as CP DTSI are different.
> Otherwise having a -u-boot.dtsi would work and I honestly don't have time
> to sync those and then fix all of the regressions.

The intention is that you copy/paste (well, cp) the DTS files in to
U-Boot and then use -u-boot.dtsi to do whatever further is needed.

-- 
Tom
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