linux-kernel - Re: [RESEND PATCH 1/2] ARM: davinci: support multiplatform build for ARM v5

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Message-ID: <CAMpxmJVLhnEy+2hKutkeOWnPwdMJkOF5UV0pvrAk=8WVNpy8zw@mail.gmail.com>
Date:   Fri, 12 Apr 2019 15:32:30 +0200
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Sekhar Nori <nsekhar@...com>, Bartosz Golaszewski <brgl@...ev.pl>,
        Kevin Hilman <khilman@...nel.org>,
        David Lechner <david@...hnology.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND PATCH 1/2] ARM: davinci: support multiplatform build for
 ARM v5

pt., 12 kwi 2019 o 15:27 Arnd Bergmann <arnd@...db.de> napisał(a):
>
> On Fri, Apr 12, 2019 at 3:22 PM Bartosz Golaszewski
> <bgolaszewski@...libre.com> wrote:
> > pt., 12 kwi 2019 o 15:16 Arnd Bergmann <arnd@...db.de> napisał(a):
> > > On Tue, Apr 2, 2019 at 1:03 PM Sekhar Nori <nsekhar@...com> wrote:
> > > > On 25/03/19 6:38 PM, Arnd Bergmann wrote:
> > > > > On Mon, Mar 18, 2019 at 1:29 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> > > >
> > > > The timer conversion patches are pending review/rework. Will queue once
> > > > those are cleared.
> > >
> > > Unfortunately, after doing some more randconfig testing, I ended up with
> > > three build issues:
> > >
> > > 1. vpbe:
> > > drivers/media/platform/davinci/vpbe_osd.c:29:10: fatal error:
> > > 'mach/cputype.h' file not found
> > > #include <mach/cputype.h>
> > >          ^~~~~~~~~~~~~~~~
> > > drivers/media/platform/davinci/vpbe_venc.c:26:10: fatal error:
> > > 'mach/hardware.h' file not found
> > > #include <mach/hardware.h>
> > >          ^~~~~~~~~~~~~~~~~
> > > drivers/media/platform/davinci/vpbe_display.c:31:10: fatal error:
> > > 'mach/cputype.h' file not found
> > >
> > > 2. staging/vpfe:
> > > In file included from
> > > /git/arm-soc/drivers/staging/media/davinci_vpfe/dm365_isif.c:20:
> > > drivers/staging/media/davinci_vpfe/dm365_isif.h:24:10: fatal error:
> > > 'mach/mux.h' file not found
> > >
> > > 3.
> > >     davinci: fix sleep.S build error on ARMv4
> > >
> > >     When building a multiplatform kernel that includes armv4 support,
> > >     the default target CPU does not support the blx instruction,
> > >     which leads to a build failure:
> > >
> > >     arch/arm/mach-davinci/sleep.S: Assembler messages:
> > >     arch/arm/mach-davinci/sleep.S:56: Error: selected processor does
> > > not support `blx ip' in ARM mode
> > >
> >
> > Hi Arnd,
> >
> > are the generated configs available somewhere for download?
>
> No, I only keep them locally, but I would hope they are easy enough to
> reproduce. If you can't figure out the problem right away, I can send
> you the config files of course.
>
> Just noticed another issue in my logs:
>
> 4. ARCH_DAVINCI no longer selects RESET_CONTROLLER
> drivers/clk/davinci/psc.o: In function `__davinci_psc_register_clocks':
> psc.c:(.text+0x3f8): undefined reference to `devm_reset_controller_register'
> drivers/clk/davinci/psc-da850.o: In function `da850_psc0_init':
> psc-da850.c:(.text+0x14): undefined reference to `reset_controller_add_lookup'
>
>       Arnd

Thanks. Another issue that I already fixed locally is missing select
for REGMAP_MMIO. Just FYI.

This series is blocked by the clocksource series anyway, but I'll work
towards fixing it.

Bart