linux-kernel - Re: [PATCH] memory: omap-gpmc: Fix compile test on SPARC

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Date:   Fri, 11 Sep 2020 16:55:44 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Roger Quadros <rogerq@...com>
Cc:     Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] memory: omap-gpmc: Fix compile test on SPARC

On Fri, 11 Sep 2020 at 16:48, Roger Quadros <rogerq@...com> wrote:
>
> Hi Krzysztof,
>
> On 11/09/2020 17:32, Krzysztof Kozlowski wrote:
> > SPARC comes without CONFIG_OF_ADDRESS thus compile testing fails on
> > linking:
> >
> >    /usr/bin/sparc64-linux-gnu-ld: drivers/memory/omap-gpmc.o: in function `gpmc_probe_generic_child':
> >    omap-gpmc.c:(.text.unlikely+0x14ec): undefined reference to `of_platform_device_create'
> >
> > Fixes: ea0c0ad6b6eb ("memory: Enable compile testing for most of the drivers")
> > Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> > ---
> >   drivers/memory/Kconfig | 1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
> > index 8072204bc21a..00e013b14703 100644
> > --- a/drivers/memory/Kconfig
> > +++ b/drivers/memory/Kconfig
> > @@ -104,6 +104,7 @@ config TI_EMIF
> >
> >   config OMAP_GPMC
> >       bool "Texas Instruments OMAP SoC GPMC driver" if COMPILE_TEST
> > +     depends on OF_ADDRESS
>
> but of_platform_device_create() is defined in platform.c which gets built
> irrespective of OF_ADDRESS.
>
> Maybe we need to just depend on CONFIG_OF ?

No, the of_platform_device_create() is defined there within #ifdef
CONFIG_OF_ADDRESS

The CONFIG_OF was already selected and was not enough.

Other solution is "depends on !SPARC"...

Best regards,
Krzysztof