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| -rw-r--r-- | Documentation/devicetree/bindings/submitting-patches.rst | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/submitting-patches.rst b/Documentation/devicetree/bindings/submitting-patches.rst index a64f21a5f299..f3e23e69a638 100644 --- a/Documentation/devicetree/bindings/submitting-patches.rst +++ b/Documentation/devicetree/bindings/submitting-patches.rst @@ -54,11 +54,22 @@ I. For patch submitters followed as of commit bff5da4335256513497cc8c79f9a9d1665e09864 ("checkpatch: add DT compatible string documentation checks"). ] - 7) If a documented compatible string is not yet matched by the + 7) DTS is treated in general as driver-independent hardware description, thus + any DTS patches, regardless whether using existing or new bindings, should + be placed at the end of patchset to indicate no dependency of drivers on + the DTS. DTS will be anyway applied through separate tree or branch, so + different order would indicate the serie is non-bisectable. + + If a driver subsystem maintainer prefers to apply entire set, instead of + their relevant portion of patchset, please split the DTS patches into + separate patchset with a reference in changelog or cover letter to the + bindings submission on the mailing list. + + 8) If a documented compatible string is not yet matched by the driver, the documentation should also include a compatible string that is matched by the driver. - 8) Bindings are actively used by multiple projects other than the Linux + 9) Bindings are actively used by multiple projects other than the Linux Kernel, extra care and consideration may need to be taken when making changes to existing bindings. @@ -79,6 +90,10 @@ II. For kernel maintainers 3) For a series going though multiple trees, the binding patch should be kept with the driver using the binding. + 4) The DTS files should however never be applied via driver subsystem tree, + but always via platform SoC trees on dedicated branches (see also + Documentation/process/maintainer-soc.rst). + III. Notes ========== |