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Date: Wed, 21 May 2008 23:38:22 -0400
To: Tom Spink <tspink@gmail.com>
Cc: drzeus-mmc@drzeus.cx, linux-kernel@vger.kernel.org
Subject: Re: 2.6.24 not recognizing 2G MMC card?
Message-ID: <20080522033822.GD14376@fieldses.org>
References: <20080521172104.GC2592@fieldses.org> <7b9198260805211101s1fb96533tc86a614008833741@mail.gmail.com>
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From: "J. Bruce Fields" <bfields@fieldses.org>
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On Wed, May 21, 2008 at 07:01:10PM +0100, Tom Spink wrote:
> 2008/5/21 J. Bruce Fields <bfields@fieldses.org>:
> > Please forgive a somewhat naive question--I'm not sure how to go about
> > debugging this kind of thing:
> >
> > I have a Dell 1420n with card readers reported by lspci as:
> >
> > 03:01.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 22)
> > 03:01.2 System peripheral: Ricoh Co Ltd R5C843 MMC Host Controller (rev 12)
> >
> > I have a 512MB MicroSD card which seems to be recognized fine, but a 2GB
> > MMC card is not.
> >
> > I'm using a stock Ubuntu 8.04 kernel, which reports itself as
> > 2.6.24-16-generic.
> >
> > Skimming through commits to drivers/mmc,
> > 5ae70296c85f96a9969891d9de3410ebdf210b71 "mmc: Disabler for Ricoh MMC
> > controller", looks relevant, but seems to be included in 2.6.24.
> >
> > Anything I should try?  Thanks in advance for any suggestions.
> >
> > --b.
> 
> Hi,
> 
> What does: lsmod | grep ricoh, give you?  Anything?

root@pig:/home/bfields# lsmod | grep ricoh
ricoh_mmc               4352  0 

--b.