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From: Rogan Dawes <rogan@dawes.za.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] Non standard CFI detection tweaks
Date: Tue, 20 Jul 2010 10:38:11 +0200	[thread overview]
Message-ID: <4C456073.3000706@dawes.za.net> (raw)
In-Reply-To: <201007200958.33622.sr@denx.de>

On 2010/07/20 9:58 AM, Stefan Roese wrote:
> Hi Rogan,
>
> OK, so the width is definitely 8 bit and not 16 bit:
>
> static struct physmap_flash_data dns323_nor_flash_data = {
> 	.width		= 1,
> ...
>
> But the base address is listed here as 0xf4000000:
>
> #define DNS323_NOR_BOOT_BASE 0xf4000000

Hmmm, maybe I must try changing that, then. That might be the answer to 
all the confusion.

Although it is definitely an 8MB flash, and I thought it was supposed to 
be at the end of memory?

> Are you sure you got this right? Nevertheless, now we know for sure, that the
> NOR chip is connected as an 8bit device and the chip is operated in byte mode.
> So all tests from the U-Boot prompt should be done with ".b" extension.
>
> BTW: This code you referenced is also available in mainline kernel.org.

Yes, I eventually got my "git clone" finished.

Thanks again for your help!

Rogan

  reply	other threads:[~2010-07-20  8:38 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-13 20:00 [U-Boot] Non standard CFI detection tweaks Rogan Dawes
2010-07-19  9:34 ` Stefan Roese
2010-07-19 10:18   ` Rogan Dawes
2010-07-19 10:49     ` Stefan Roese
2010-07-19 11:05       ` Rogan Dawes
2010-07-19 11:50         ` Stefan Roese
2010-07-19 12:18           ` Rogan Dawes
2010-07-19 13:33             ` Stefan Roese
2010-07-19 14:37               ` Rogan Dawes
2010-07-20  7:58                 ` Stefan Roese
2010-07-20  8:38                   ` Rogan Dawes [this message]
2010-07-20 10:00                     ` Rogan Dawes
2010-07-20 10:06                       ` Reinhard Meyer
2010-07-20 10:22                       ` Reinhard Meyer
2010-07-20 10:29                         ` Rogan Dawes
2010-07-20 10:53                           ` Reinhard Meyer
2010-07-20 11:01                             ` Rogan Dawes
2010-07-23 10:17                               ` Albert ARIBAUD
2010-08-12 12:07                   ` Rogan Dawes
2010-08-12 12:40                     ` Stefan Roese
2010-08-12 13:14                       ` Reinhard Meyer
2010-08-12 13:26                         ` Rogan Dawes

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