Messages in this thread | | | From | Rob Herring <> | Date | Thu, 14 Jan 2021 09:01:31 -0600 | Subject | Re: [PATCH] of: unittest: Statically apply overlays using fdtoverlay |
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On Wed, Jan 13, 2021 at 11:03 PM Viresh Kumar <viresh.kumar@linaro.org> wrote: > > On 11-01-21, 09:46, Rob Herring wrote: > > On Fri, Jan 8, 2021 at 2:41 AM Viresh Kumar <viresh.kumar@linaro.org> wrote: > > > > > > Now that fdtoverlay is part of the kernel build, start using it to test > > > the unitest overlays we have by applying them statically. > > > > Nice idea. > > > > > The file overlay_base.dtb have symbols of its own and we need to apply > > > overlay.dtb to overlay_base.dtb alone first to make it work, which gives > > > us intermediate-overlay.dtb file. > > > > Okay? If restructuring things helps we should do that. Frank? > > Frank, do we want to do something about it ? Maybe make overlay_base.dts an dtsi > and include it from testcases.dts like the other ones ?
No, because overlay_base.dts is an overlay dt. I think we need an empty, minimal base.dtb to apply overlay_base.dtbo to.
And then fdtoverlay needs a fix to apply overlays to the root node?
Rob
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