From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Warren <swarren@wwwdotorg.org>
Date: Thu, 14 Feb 2013 15:54:30 -0700
Subject: [U-Boot] [PATCH v4 0/4] Tegra: MMC: Add DT support for MMC to
 T20 boards
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	<1722524.3pdp3qd2PT@ax5200p>
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On 02/14/2013 03:48 PM, Marc Dietrich wrote:
> Hi Tom,
> 
> On Thursday 14 February 2013 14:03:57 Tom Warren wrote:
>> This patchset adds device-tree support to the Tegra MMC driver.
>> All device config is done via properties in the DT files instead
>> of hard-coded config options/function arguments.
>>
>> I've tested this on my Seaboard and everything works fine,
>> including card detect. For the other T20 boards, I've used
>> the Linux kernel DTS files for the sdhci nodes where there
>> wasn't one already, or expanded the info that was already
>> there. Everything builds fine, but I haven't tested anything
>> but Seaboard.
> 
> unfortunately, this is still no go on PAZ00. 
...
> # ext2ls mmc 1
...
> ** Bad device mmc 1 **

I see this too. I also see it on Harmony. I'm actively debugging it.