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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Hangs at relocation on 460EX Target
Date: Thu, 23 Oct 2008 10:39:11 +0200	[thread overview]
Message-ID: <200810231039.11490.sr@denx.de> (raw)
In-Reply-To: <49002854.7090108@embedded-sol.com>

On Thursday 23 October 2008, Felix Radensky wrote:
> >> I've changed
> >>
> >> if ((attribute & 0x02) == 0x00)
> >>
> >> to be
> >>
> >> if (((attribute & 0x02) == 0x00) && (attribute != 0x04))
> >
> > Why did you change it this way? Which DDR2 module are you using? And
> > what's the value of SPD register 21?
>
> My change causes the code to go into else branch and set SDRAM_MCOPT1_RDEN
> (registered) bit. I'm using Micron 512M registered SODIMM. The value of
> SPD register
> 21 is 0x4. The full SPD spec is here:
> http://www.micron.com/products/spddetail.aspx?part=MT9HTF6472RHY-667F1

Thanks.

Ayman, which module are you using and what's your reg 21 value? Does anybody 
have the time to dig into those specs to find a common solution?

Thanks.

Best regards,
Stefan

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  reply	other threads:[~2008-10-23  8:39 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-21 15:37 [U-Boot] Hangs at relocation on 460EX Target Ayman M. El-Khashab
2008-10-21 15:54 ` Stefan Roese
2008-10-21 16:20   ` Ayman M. El-Khashab
2008-10-21 19:10     ` Wolfgang Denk
2008-10-21 21:59       ` Ayman M. El-Khashab
2008-10-22  5:12         ` Stefan Roese
2008-10-23  0:59           ` Ayman M. El-Khashab
2008-10-23  4:02             ` Stefan Roese
2008-10-23  6:27               ` Felix Radensky
2008-10-23  7:15                 ` Stefan Roese
2008-10-23  7:31                   ` Felix Radensky
2008-10-23  8:39                     ` Stefan Roese [this message]
2008-10-27 14:34                       ` Ayman M. El-Khashab

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