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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Yicong Yang <yangyicong@hisilicon.com>,
	Wei Xu <xuwei5@hisilicon.com>,
	Wolfram Sang <wsa+renesas@sang-engineering.com>,
	Dmitry Osipenko <digetx@gmail.com>,
	Linux I2C <linux-i2c@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] i2c: I2C_HISI should depend on ARCH_HISI && ACPI
Date: Tue, 13 Apr 2021 14:48:15 +0200
Message-ID: <CAMuHMdX29zQHaC9UgGyGad-LxRRK=hBKVHVZ5+9_Cawqk=NMtA@mail.gmail.com> (raw)
In-Reply-To: <YHWQaQaw53eZtYzn@smile.fi.intel.com>

Hi Andy,

On Tue, Apr 13, 2021 at 2:37 PM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
> On Tue, Apr 13, 2021 at 02:26:15PM +0200, Geert Uytterhoeven wrote:
> > The HiSilicon Kunpeng I2C controller is only present on HiSilicon
> > Kunpeng SoCs, and its driver relies on ACPI to probe for its presence.
> > Hence add dependencies on ARCH_HISI and ACPI, to prevent asking the user
> > about this driver when configuring a kernel without Hisilicon platform
> > or ACPI firmware support.
>
> I don't by the ACPI dependency, sorry.
>
> The driver is a pure platform driver that can be enumerated on ACPI enabled
> devices, but otherwise it can be used as a platform one.

Sure, you can manually instantiate a platform device with a matching
name, and set up the "clk_rate" device property.
But would it make sense to do that? Would anyone ever do that?

The corresponding SPI_HISI_KUNPENG depends on ACPI, too.

> If you remove ACPI dependency, feel free to add my
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Thanks! ;-)

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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

  reply index

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-13 12:26 Geert Uytterhoeven
2021-04-13 12:36 ` Andy Shevchenko
2021-04-13 12:48   ` Geert Uytterhoeven [this message]
2021-04-13 14:41     ` Andy Shevchenko
2021-04-13 14:44       ` Geert Uytterhoeven
2021-04-13 15:19         ` Andy Shevchenko
2021-04-14  9:19 ` Yicong Yang
2021-04-14 18:06   ` Geert Uytterhoeven
2021-04-14 18:18     ` Andy Shevchenko
2021-04-14 18:55       ` Geert Uytterhoeven
2021-04-14 19:14         ` Andy Shevchenko
2021-04-14 19:21           ` Geert Uytterhoeven
2021-04-15  8:50             ` Andy Shevchenko
2021-04-19 13:02               ` Geert Uytterhoeven
2021-04-19 13:31                 ` Andy Shevchenko
2021-04-19 13:54                   ` Geert Uytterhoeven
2021-04-19 13:58                     ` Andy Shevchenko
2021-04-19 14:14                       ` Andy Shevchenko
2021-04-19 14:18                         ` Geert Uytterhoeven
2021-04-19 14:27                           ` Andy Shevchenko
2021-04-19 14:15                       ` Geert Uytterhoeven
2021-04-19 14:39                         ` Andy Shevchenko
2021-04-15  8:18     ` Yicong Yang
2021-04-15  9:04       ` Yicong Yang
2021-04-15 10:36         ` Andy Shevchenko

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