[U-Boot] [PATCH v2 2/3] tegra2: Add Avionic Design Plutux support.

Tom Warren TWarren at nvidia.com
Wed Nov 16 17:24:41 CET 2011


Thierry,

-----Original Message-----
From: Thierry Reding [mailto:thierry.reding at avionic-design.de] 
Sent: Wednesday, November 16, 2011 12:14 AM
To: Simon Glass
Cc: u-boot at lists.denx.de; Tom Warren
Subject: Re: [U-Boot] [PATCH v2 2/3] tegra2: Add Avionic Design Plutux support.

* PGP Signed by an unknown key

* Thierry Reding wrote:
> * Simon Glass wrote:
[...]
> > 
> > If you are not implementing MMC, just remove it and all the MMC code below.
> > 
> 
> I don't understand. What makes you think I don't want MMC? Both the 
> Plutux and the Medcom boot from MMC. If you are referring to the CD 
> being hard-coded, then that is just because I copied from Harmony. You 
> are right though that I should probably fill the implementation. I'm 
> not really sure about the best way to do this, though. The struct mmc 
> passed into
> board_mmc_getcd() doesn't contain enough information to decide which 
> GPIO to check. I could assume it is always SD4 since that is the only 
> controller that is initialized, but would that be acceptable?

I was going to implement proper card-detection (it's quite trivial) but then I saw that board_mmc_getcd() is never called in the Tegra2 MMC driver so I guess that should be implemented as well. Did anybody work on that already or would you like me to prepare a patch?

I was going to get around to this eventually, but haven't had the BW. Please feel free to submit a patch. If you need to know the GPIOs used, and don't have all the schematics, let me know and I can look 'em up.

Tom

Thierry

* Unknown Key
* 0xA2E3269F
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