[PATCH v3] kbuild: Produce diff between base DT and U-Boot augmented DT if DEVICE_TREE_DEBUG=1

Tom Rini trini at konsulko.com
Mon Jan 5 17:43:40 CET 2026


On Fri, 19 Dec 2025 03:40:44 +0100, Marek Vasut wrote:

> In case DEVICE_TREE_DEBUG is set, produce a diff between the base DT and
> DT with U-Boot extras, to show how much does the U-Boot DT differ from
> the base DT. This is particularly useful together with OF_UPSTREAM, to
> minimize the diff between upstream DTs and U-Boot DTs.
> 
> This requires DTC 1.7.2 which does not resolve phandles when used in
> the 'dtc -I dts -O dts ...' mode. With older DTC, the diff is full of
> churn due to the resolved phandles.
> 
> [...]

Applied to u-boot/next, thanks!

[1/1] kbuild: Produce diff between base DT and U-Boot augmented DT if DEVICE_TREE_DEBUG=1
      commit: 6cdd7597a2fbfc1572c1b0af23d3daf1cefa2de7
-- 
Tom




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