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Date: Tue, 8 May 2012 14:33:38 +0200
Message-ID: <CACRpkdbyp=BNGn8Eub6vcAgB9CS5PhYcGt2foi8kNxA3oU5Fzg@mail.gmail.com>
Subject: Re: Handling of modular boards
From: Linus Walleij <linus.walleij@linaro.org>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>,
        Alessandro Rubini <rubini@gnudd.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>,
        Samuel Ortiz <sameo@linux.intel.com>, linux-embedded@vger.kernel.org,
        linux-kernel@vger.kernel.org, Igor Grinberg <grinberg@compulab.co.il>,
        Olof Johansson <olof@lixom.net>, Arnd Bergmann <arnd@ardb.de>,
        linux-arm-kernel@lists.infradead.org
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On Fri, May 4, 2012 at 10:44 PM, Mark Brown
<broonie@opensource.wolfsonmicro.com> wrote:
> On Fri, May 04, 2012 at 01:50:01PM -0600, Stephen Warren wrote:
>
>> b) Doesn't integrate well with hotplug; the DT for the board
>> configuration is static at boot. What if a board can be unplugged and
>> another plugged in; a reboot or similar would be needed to adjust the
>> kernel to this.
>
> This is another issue - a similar set of problems does apply to some PCI
> type cards where the PCI device is essentially a bridge to a typical
> embedded system - though practically speaking it's much less severe.

I think Alessandro is working on a board like that right now, so looping
in Ale to this discussion to get his attention...

Linus Walleij
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