On 20-01-21, 09:43, Rob Herring wrote: > On Wed, Jan 20, 2021 at 1:07 AM Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote: > > > > Hi Frank/Rob, > > > > I have picked all the related patches together into a single patchset, > > so they can be properly reviewed/tested. > > > > This patchset makes necessary changes to the kernel to add support for > > building overlays (%.dtbo) and the required fdtoverlay tool. This also > > builds static_test.dtb using some of the existing overlay tests present > > in drivers/of/unittest-data/ for better test coverage. > > > > Note that in order for anyone to test this stuff, you need to manually > > run the ./update-dtc-source.sh script once to fetch the necessary > > changes from the external DTC project (i.e. fdtoverlay.c and this[1] > > patch). > > Do we need a fdtoverlay fix for applying root node changes? I have dropped the overlay files which were updating the root-node as it looks like it shouldn't be done. Frank suggested (in his patch) to drop overlay.dtb and I dropped overlay_base.dtb as well. With that no other fixes are required. -- viresh