Ben Hutchings <ben@xxxxxxxxxxxxxxx> writes:
> [ Unknown signature status ]
> On Mon, 2017-02-27 at 14:40 +0900, Masahiro Yamada wrote:
>> Since commit 6b22b3d1614a ("kbuild: Allow using host dtc instead of
>> kernel's copy"), it is possible to use an external dtc. In this
>> case, we do not know which options are supported on it.
>>
>> Commit bc553986a2f7 ("dtc: turn off dtc unit address warnings by
>> default") gives -Wno-unit_address_vs_reg, but this options is only
>> recognized by v1.4.2 or later.
>>
>> If an older version is specified, the build fails:
>
> But the option to use an external dtc was intended to allow testing of
> newer versions. If there's no reason to use this option to run an
> older version, why bother trying to support that?
+1
That's a lot of added complexity, when the answer could just be "use the
kernel dtc".
cheers
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