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From: Sean MacLennan <smaclennan@pikatech.com>
To: "Norbert van Bolhuis" <nvbolhuis@aimvalley.nl>
Cc: linuxppc-dev@ozlabs.org, u-boot@lists.denx.de
Subject: Re: NAND only (no NOR)
Date: Tue, 2 Dec 2008 21:50:33 -0500	[thread overview]
Message-ID: <20081202215033.501f3403@lappy.seanm.ca> (raw)
In-Reply-To: <4934F7FC.2030105@aimvalley.nl>

On Tue, 02 Dec 2008 09:55:24 +0100
"Norbert van Bolhuis" <nvbolhuis@aimvalley.nl> wrote:

> 
> Nowadays, do many (PowerPC) embedded devices already risk omitting
> NOR flash and use a NAND device solely for booting and storing
> images ?
> 
> I'm talking about systems with 10 years life-cycle (so no
> MP3-players nor medical systems but somewhere in between).
> 
> We have a MPC8313E-RDB and I know booting from NAND is
> possible. U-boot seems to support it well, I assume it can read
> the kernel, ramdisk and dtb from NAND in memory and bootm this.

We use a 256M NAND on the PIKA Warp appliance and where unable to boot
u-boot from the NAND. It worked on a smaller 64M NAND.

So we put our FPGA and u-boot in a small NOR. The kernel, rootfs and
other files are on the NAND.

Cheers,
   Sean

  parent reply	other threads:[~2008-12-03  2:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-02  8:55 NAND only (no NOR) Norbert van Bolhuis
2008-12-02  9:31 ` [U-Boot] " Alessandro Rubini
2008-12-03  2:50 ` Sean MacLennan [this message]
2008-12-03  5:48   ` Stefan Roese
2008-12-03  6:38     ` Sean MacLennan
2008-12-03  7:40       ` Trent Piepho
2008-12-03 13:57         ` Leon Woestenberg

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