From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?ISO-8859-1?Q?Andreas_Bie=DFmann?= <andreas.devel@googlemail.com>
Date: Wed, 04 Sep 2013 09:35:11 +0200
Subject: [U-Boot] NAND write error with HW ECC on OMAP3
In-Reply-To: <CAK8F28nDPigL+WFOyqYe+G-W-zC_xfBXBYKHeULRJJ1zLS=S-w@mail.gmail.com>
References: <CAK8F28nDPigL+WFOyqYe+G-W-zC_xfBXBYKHeULRJJ1zLS=S-w@mail.gmail.com>
Message-ID: <5226E2AF.6090109@gmail.com>
List-Id: <u-boot.lists.denx.de>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: u-boot@lists.denx.de

Dear Ash Charles,

On 09/03/2013 09:34 PM, Ash Charles wrote:
> Hi,
> 
> When using 'nandecc hw' on an OMAP3 platform, data is not being
> correctly written to NAND.  I see the issue on 2013.10-rc2 and 2013.07
> but not on 2012.10.  Specifically, when I read back a SPL binary
> written with hardware Hamming ECC, I don't get a matching CRC.  With
> the BCH8 ECC algorithm, the CRC is correct (but SPL must be written
> with Hamming otherwise the board doesn't boot)
> 
> I've shown my steps here: http://pastebin.com/tLZsr9zH
> The expected CRC is 46745188.
> 
> Any suggestions/ideas much appreciated!

I'd swear this worked when I changed the command to use BCH ... I'll
check it again today.

Best regards

Andreas Bie?mann