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

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Message-ID: <CAK9rFnw-j8whcsK-NQ4w4+sCdrumCk7Bb=J+KfsF9ZO2Tf5r5g@mail.gmail.com>
Date:   Mon, 23 Aug 2021 09:30:47 -0700
From:   Brad Larson <brad@...sando.io>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
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 Geert,

On Mon, Aug 23, 2021 at 12:50 AM Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
>
> Hi Brad,
>
> 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

Regards,
Brad