linux-kernel - Re: [PATCH] HISI LPC: Add Kconfig MFD

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Message-ID: <CAK8P3a1nen_EoyZ63p_EfSu51wUAbLigzbrv3K4byS2gUo9CjQ@mail.gmail.com>
Date:   Thu, 19 Apr 2018 14:00:39 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     John Garry <john.garry@...wei.com>
Cc:     "xuwei (O)" <xuwei5@...wei.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Simon Horman <horms+renesas@...ge.net.au>,
        gregkh <gregkh@...uxfoundation.org>,
        Paul Gortmaker <paul.gortmaker@...driver.com>,
        Robin Murphy <robin.murphy@....com>,
        Sebastien Bourdelin <sebastien.bourdelin@...oirfairelinux.com>,
        bogdan.purcareata@....com, Tony Lindgren <tony@...mide.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linuxarm <linuxarm@...wei.com>,
        Bjorn Helgaas <helgaas@...nel.org>,
        Olof Johansson <olof@...om.net>,
        Kevin Hilman <khilman@...nel.org>, tanxiaojun@...wei.com
Subject: Re: [PATCH] HISI LPC: Add Kconfig MFD_CORE dependency

On Thu, Apr 19, 2018 at 1:55 PM, John Garry <john.garry@...wei.com> wrote:
> For ACPI support of the HiSilicon LPC driver we depend
> on MFD_CORE config.
>
> Currently the HiSi LPC Kconfig entry does not define this
> dependency, so add it.
>
> Fixes: e0aa1563f894 ("HISI LPC: Add ACPI support")
> Reported-and-tested-by: Tan Xiaojun <tanxiaojun@...wei.com>
> Signed-off-by: John Garry <john.garry@...wei.com>

Can you explain the specific dependency? Normally MFD_CORE gets
selected by an MFD driver but not other drivers.

       Arnd