On Mon, Jul 20, 2026 at 03:12:17PM -0500, Rob Herring wrote: > On Mon, Jul 20, 2026 at 1:40 PM Krzysztof Kozlowski > <[email protected]> wrote: > > > > Document how Devicetree and Open Firmware maintainers handle their > > subsystem, especially focusing on two caveats: > > > > Devicetree subsystem handles patches with a minor difference comparing > > to other subsystems: while DT maintainers pick up OF code, they only > > provide review of DT bindings without applying these. > > > > All three DT bindings maintainers rely currently on Patchwork and due to > > enormous amount of emails per day, regardless how much DT maintainers > > try, they cannot read all the emails. > > > > Cc: Rob Herring <[email protected]> > > Cc: Conor Dooley <[email protected]> > > Cc: Saravana Kannan <[email protected]> > > Cc: [email protected] > > Signed-off-by: Krzysztof Kozlowski <[email protected]> > > > > --- > > > > I expect patch to be picked up by Rob, after review. > > > > Changes in v3: > > 1. Add also F: entry > > > > Changes in v2: > > 1. Correct typos and trailing white spaces. > > 2. Fix order of P: after C: in maintainers. > > --- > > .../process/maintainer-devicetree.rst | 70 +++++++++++++++++++ > > MAINTAINERS | 3 + > > 2 files changed, 73 insertions(+) > > create mode 100644 Documentation/process/maintainer-devicetree.rst > > > > diff --git a/Documentation/process/maintainer-devicetree.rst > > b/Documentation/process/maintainer-devicetree.rst > > new file mode 100644 > > index 000000000000..d8ffe752bf5d > > --- /dev/null > > +++ b/Documentation/process/maintainer-devicetree.rst > > @@ -0,0 +1,70 @@ > > +.. SPDX-License-Identifier: GPL-2.0 > > + > > +====================================== > > +Devicetree and Open Firmware Subsystem > > +====================================== > > + > > +Other Process Documents > > +----------------------- > > + > > +Please see the documents in Documentation/devicetree/bindings/ for > > information > > +on how to write proper Devicetree bindings and how to submit patches. > > + > > +Patch Review and Handling > > +------------------------- > > + > > +Patches handled by Devicetree maintainers are processed differently > > depending > > +on the patch type: > > + > > +1. Core OF driver code, e.g. drivers/of/: > > + patches are reviewed and applied by DT maintainers. > > + > > +2. Devicetree bindings: > > + patches are reviewed by DT maintainers but, except in certain cases, > > should > > + be applied by subsystem maintainers. See also *For kernel maintainers* > > in > > + Documentation/devicetree/bindings/submitting-patches.rst. > > I would reword: > > patches are reviewed by DT maintainers, but should be applied by > subsystem maintainers except in certain cases.
It would be wonderful if provide a few sample *certain* cases. Anyways, nice document. Reviewed-by: Frank Li <[email protected]> > > > + > > +3. DTS and drivers: > > + DT maintainers might provide comments, but review is generally not > > expected. > > For DTS, we expect to pass schema checks or at least not add new warnings. > > I can address these 2 when applying. > > Rob
