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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Reminder mail [Fwd: Kernel bring Up fail in NOR boot for custom board]]
Date: Mon, 1 Jul 2013 15:10:46 +0200	[thread overview]
Message-ID: <201307011510.46225.marex@denx.de> (raw)
In-Reply-To: <1372682958.2580.6.camel@shrimanth>

Dear Shrimanth,

> Reminder Mail
> 
> Please reply ASAP.

I believe the remarks above won't help you, neither will top-posting.

The problem looks to be either DRAM setup being incorrect or kernel problem.

> ------ Forwarded Message --------
> From: Shrimanth <shrimanth@signal-networks.com>
> To: joe.hershberger at ni.com, Marek Vasut <marex@denx.de>, sr at denx.de,
> u-boot at lists.denx.de, Scott Wood <scottwood@freescale.com>
> Cc: Manukumar <manukumar@signal-networks.com>, PJM
> <pjmaiya@signal-networks.com>
> Subject: [Fwd: Kernel bring Up fail in NOR boot for custom board]
> Date: Thu, 27 Jun 2013 11:04:54 +0530
> 
> Dear Scott Wood,
> 
> 1. Board Bring Up(u-boot and kernel) in Nand Flash
> With the setting of cpu = 533MHz,ddr = 533MHz and lbc =
> 66.66MHz.
> we can able to make u-boot up and kernel with all drivers
> modules are up and prompt is appeared.
> 
> 2. Board Bring Up(u-boot and kernel) in Nor Flash
> With the setting of cpu = 533MHz,ddr = 533MHz and lbc =
> 16.66MHz.
> we can able to make u-boot up and kernel is not up.
> i.e, the drivers in kernel are unevenly initialized and getting
> into kernel panic state.
> I have attached the file that shows above mentioned behavio1
> please find the attachments.
> 
>          If the cpu frequency is reduced to 266Mhz and DDR with
>          533.33MHz. kernel initialize further but result is same
>          as above(kernel panic).
> 
> 
> NOTE: we have observed that if same kernel image is put in
> the Reference Design Board(P1021RDB-PC) it is working fine.
> 
> >From u-boot we have tried changing OR & BR values along with LAW and
> 
> TLB values..Are we missing something??
> 
> As our Deveopment is stuck please reply ASAP
> 
> 
> Regards

Best regards,
Marek Vasut

  reply	other threads:[~2013-07-01 13:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-01 12:49 [U-Boot] Reminder mail [Fwd: Kernel bring Up fail in NOR boot for custom board]] Shrimanth
2013-07-01 13:10 ` Marek Vasut [this message]
2013-07-02  5:05   ` Shrimanth

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