[U-Boot] [PATCH] travis: turn off dtc unit address warnings

[Tom Rini]

On Thu, Apr 21, 2016 at 03:50:28PM +0200, Marek Vasut wrote:
> On 04/21/2016 03:35 PM, Simon Glass wrote:
> > Hi,
> > 
> > On 21 April 2016 at 07:25, Marek Vasut <marex at denx.de> wrote:
> >> On 04/21/2016 03:17 PM, Heiko Schocher wrote:
> >>> Hello Marek,
> >>>
> >>> Am 21.04.2016 um 14:51 schrieb Marek Vasut:
> >>>> On 04/21/2016 02:48 PM, Heiko Schocher wrote:
> >>>>> suppress a lot of
> >>>>> "reg or ranges property, but no unit name" warnings,
> >>>>> through the dtc compiler flag "-Wno-unit_address_vs_reg".
> >>>>>
> >>>>> If all DTS are fixed, we can remove this flag again.
> >>>>>
> >>>>> Signed-off-by: Heiko Schocher <hs at denx.de>
> >>>>> ---
> >>>>> There is also a solution to suppress warnings from
> >>>>> the dtc compiler by the "-q" flag, but that would
> >>>>> suppress all warnings. Not realy what I want.
> >>>>
> >>>> Yep
> >>>>
> >>>>> With this patch and patch:
> >>>>> http://patchwork.ozlabs.org/patch/609150/
> >>>>>
> >>>>> travis build passes, see:
> >>>>> https://travis-ci.org/hsdenx/u-boot/builds/124723016
> >>>>>
> >>>>>
> >>>>>   arch/arc/dts/Makefile        | 2 ++
> >>>>>   arch/arm/dts/Makefile        | 3 ++-
> >>>>>   arch/microblaze/dts/Makefile | 2 ++
> >>>>>   arch/mips/dts/Makefile       | 3 ++-
> >>>>>   arch/nios2/dts/Makefile      | 2 ++
> >>>>>   arch/powerpc/dts/Makefile    | 2 ++
> >>>>>   arch/sandbox/dts/Makefile    | 2 ++
> >>>>>   arch/x86/dts/Makefile        | 2 ++
> >>>>>   8 files changed, 16 insertions(+), 2 deletions(-)
> >>>>
> >>>> Isn't there some common place in scripts/ or so where we can disable
> >>>> this warning using an one-liner ?
> >>>
> >>> I don;t know ... but I prefer to disable this per arch .. so we can
> >>> enable the check back if one arch is fixed ...
> >>
> >> In my opinion, we should stick to the same behavior Linux does.
> >> Ccing a few more people.
> > 
> > Wouldn't it be better to fix the problems?
> 
> My impression was that these warnings are just the result of
> over-eagerness of DTC, that's why Linux prints them only if you
> increase the W= (warning) verbosity. I might be wrong tho.

They are minor problems.  For the vast majority of the dts files we
have, the fixes will come in via re-syncs with the kernel and in at
least some cases it's not just a simple regex but also "oh, lets give
things better names".  With respect to dts files that we really do own
(ie x86) yes, we should fix them.

-- 
Tom
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