linux-kernel - Re: [PATCH 1/8] gpio: Add Elba SoC gpio driver for spi cs control

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Date:   Mon, 23 Aug 2021 22:11:27 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Brad Larson <brad@...sando.io>
Cc:     Andy Shevchenko <andy.shevchenko@...il.com>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        Arnd Bergmann <arnd@...db.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Mark Brown <broonie@...nel.org>,
        Serge Semin <fancer.lancer@...il.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Olof Johansson <olof@...om.net>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        linux-spi <linux-spi@...r.kernel.org>,
        linux-mmc <linux-mmc@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/8] gpio: Add Elba SoC gpio driver for spi cs control

Hi Brad,

On Mon, Aug 23, 2021 at 6:31 PM Brad Larson <brad@...sando.io> wrote:
> On Mon, Aug 23, 2021 at 12:50 AM Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
> > On Mon, Aug 23, 2021 at 3:14 AM Brad Larson <brad@...sando.io> wrote:
> > > On Mon, Mar 29, 2021 at 3:40 AM Andy Shevchenko
> [...]
> > > Regarding the above module question and Kconfig definition, since I
> > > first looked at this and reviewed the comments I realized I should be
> > > using builtin.  The file gpio/Kconfig is currently this
> > >
> > > config GPIO_ELBA_SPICS
> > >         def_bool y
> > >         depends on ARCH_PENSANDO_ELBA_SOC || COMPILE_TEST
> >
> > That means the driver will default to yes by merely enabling
> > COMPILE_TEST, which is a no-go.
> >
> >     config GPIO_ELBA_SPICS
> >             bool "one-line summary"
> >             depends on ARCH_PENSANDO_ELBA_SOC || COMPILE_TEST
> >             default y if ARCH_PENSANDO_ELBA_SOC
>
> Thanks Geert, changed to this
>
> --- a/drivers/gpio/Kconfig
> +++ b/drivers/gpio/Kconfig
> @@ -241,8 +241,9 @@ config GPIO_EIC_SPRD
>           Say yes here to support Spreadtrum EIC device.
>
>  config GPIO_ELBA_SPICS
> +       bool "Pensando Elba SoC SPI Chip Select as GPIO support"
> +       depends on ARCH_PENSANDO_ELBA_SOC
>         def_bool y
> -       depends on ARCH_PENSANDO_ELBA_SOC || COMPILE_TEST

So we're losing the COMPILE_TEST ability again?

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds