[PATCH] dtc: Add Kconfig option to pad device tree blob

Tom Rini trini at konsulko.com
Tue Jun 3 18:01:44 CEST 2025


On Tue, Jun 03, 2025 at 01:57:14PM +0000, Eric Schikschneit wrote:

> Tom,
> 
> I think I understand the problems you stated. Obviously, we do not want to cause any regressions,
> and I am happy to modify my patch as you suggest. I am unsure what to do about your dts/upstream
> Issue though being that portion gets synced from the linux kernel source tree, correct? As far as the
> ARM / ARM64 issue I could change the default lines to something similar to:
> 
> default  4096 if ARC || ARM64 || M68K.....
> default 32768 if X86 && EFI_APP
> default 0
> 
> That should allow 64-bit ARM platforms to be 4096, but 32-bit ARM platforms to still default to 0.

The Kconfig fragment looks fine, yes. What I mean about
dts/upstream/.../Makefile is that you should modify those too as they're
the small part of the infrastructure there that's what we modified.

-- 
Tom
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