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From:   Max Filippov <jcmvbkbc@gmail.com>
Date:   Fri, 13 Aug 2021 00:51:43 -0700
Message-ID: <CAMo8Bf+0r7z=ueD571AFyHphcsb2hB3dLo5wMmLF_ELn8Dm_Qg@mail.gmail.com>
Subject: Re: [PATCH 4/4] xtensa: move core-y in arch/xtensa/Makefile to arch/xtensa/Kbuild
To:     Masahiro Yamada <masahiroy@kernel.org>
Cc:     Chris Zankel <chris@zankel.net>,
        "open list:TENSILICA XTENSA PORT (xtensa)" 
        <linux-xtensa@linux-xtensa.org>,
        LKML <linux-kernel@vger.kernel.org>
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On Fri, Aug 13, 2021 at 12:10 AM Masahiro Yamada <masahiroy@kernel.org> wrote:
>
> On Fri, Aug 13, 2021 at 2:32 PM Max Filippov <jcmvbkbc@gmail.com> wrote:
> >
> > On Wed, Aug 11, 2021 at 9:38 AM Masahiro Yamada <masahiroy@kernel.org> wrote:
> > >
> > > Use obj-y to clean up Makefile.
> > >
> > > Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> > > ---
> > >
> > >  arch/xtensa/Kbuild             | 1 +
> > >  arch/xtensa/Makefile           | 3 ---
> > >  arch/xtensa/platforms/Makefile | 4 ++++
> > >  3 files changed, 5 insertions(+), 3 deletions(-)
> > >  create mode 100644 arch/xtensa/platforms/Makefile
> > >
> > > diff --git a/arch/xtensa/Kbuild b/arch/xtensa/Kbuild
> > > index a4e40e534e6a..fd12f61745ba 100644
> > > --- a/arch/xtensa/Kbuild
> > > +++ b/arch/xtensa/Kbuild
> > > @@ -1 +1,2 @@
> > >  # SPDX-License-Identifier: GPL-2.0-only
> > > +obj-y += kernel/ mm/ platforms/ boot/dts/
> > > diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
> > > index 093e87b889be..96714ef7c89e 100644
> > > --- a/arch/xtensa/Makefile
> > > +++ b/arch/xtensa/Makefile
> > > @@ -58,9 +58,6 @@ KBUILD_DEFCONFIG := iss_defconfig
> > >  LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
> > >
> > >  head-y         := arch/xtensa/kernel/head.o
> > > -core-y         += arch/xtensa/kernel/ arch/xtensa/mm/
> > > -core-y         += arch/xtensa/platforms/$(platform-y)/
> > > -core-y                 += arch/xtensa/boot/dts/
> > >
> > >  libs-y         += arch/xtensa/lib/ $(LIBGCC)
> > >
> > > diff --git a/arch/xtensa/platforms/Makefile b/arch/xtensa/platforms/Makefile
> > > new file mode 100644
> > > index 000000000000..e2e7e0726979
> > > --- /dev/null
> > > +++ b/arch/xtensa/platforms/Makefile
> > > @@ -0,0 +1,4 @@
> > > +# SPDX-License-Identifier: GPL-2.0-only
> > > +obj-$(CONFIG_XTENSA_PLATFORM_XT2000)   += xt2000/
> > > +obj-$(CONFIG_XTENSA_PLATFORM_ISS)      += iss/
> > > +obj-$(CONFIG_XTENSA_PLATFORM_XTFPGA)   += xtfpga/
> >
> > With this change platform directory names are duplicated in two
> > makefiles. Can we move them to Kconfig with something like the
> > following (on top of this change)?
>
> I do not like the idea much for the following reasons.

Ok, thanks for the explanation. Applied the original patch to my xtensa tree.

-- 
Thanks.
-- Max