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From: Michael Guntsche <mike@it-loops.com>
To: Brian Norris <norris@broadcom.com>
Cc: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [BUG] Nand support broken with v2.6.36-rc1
Date: Tue, 17 Aug 2010 19:47:04 +0200	[thread overview]
Message-ID: <20100817174704.GA1322@gibson.comsick.at> (raw)
In-Reply-To: <4C6AC037.7070205@broadcom.com>

On 17 Aug 10 10:00, Brian Norris wrote:
> One of the following two cases is likely the problem:
> (1) Your chip is supposed to use offset 0, not 5, for the BBM (i.e.,
> NAND_LARGE_BADBLOCK_POS, not NAND_SMALL_BADBLOCK_POS), and so your
> ecclayout should not be leaving byte 0 in the "oobfree" array (a
> design flaw since you first began using this chip)

First, I am just an end user so I have no access to the datasheets etc. I
just got the code from the board manufactrurer (2.6.27) and forward
port it to recent kernels.

The reason I am using a specific layout is because the bootloader on
this board expects it this way. It formats it this way in the beginning
and I cannot change that. 


> Could you send the full NAND ID string (8 bytes, not
If you can tell me where I can find that I'll be more than happy to send
it to you. But as I said I think the reason for this is this special
bootloader.

Please tell me, if you need more informations.


Kind regards,
Michael

  reply	other threads:[~2010-08-17 17:47 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-17 11:36 [BUG] Nand support broken with v2.6.36-rc1 Michael Guntsche
2010-08-17 17:00 ` Brian Norris
2010-08-17 17:47   ` Michael Guntsche [this message]
2010-08-17 18:49     ` Brian Norris
2010-08-17 20:05       ` Michael Guntsche
2010-08-17 20:06         ` Michael Guntsche
2010-08-17 21:42         ` Brian Norris
2010-08-18  5:53           ` Michael Guntsche
2010-08-17 20:59   ` Abdoulaye Walsimou GAYE
2010-08-17 22:07     ` Brian Norris
2010-08-18 18:25   ` [PATCH] mtd: nand: Fix regression in BBM detection Brian Norris
2010-08-18 18:25     ` Brian Norris
2010-08-18 19:30     ` Abdoulaye Walsimou GAYE
2010-08-18 19:30       ` Abdoulaye Walsimou GAYE
2010-08-19  0:04       ` Brian Norris
2010-08-19  0:04         ` Brian Norris
  -- strict thread matches above, loose matches on Subject: below --
2010-08-17  8:52 [BUG] Nand support broken with v2.6.36-rc1 Michael Guntsche
2010-08-17  8:52 ` Michael Guntsche

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