[U-Boot] NAND only (no NOR)

Sean MacLennan smaclennan at pikatech.com
Wed Dec 3 17:38:18 EST 2008


On Wed, 3 Dec 2008 06:48:57 +0100
"Stefan Roese" <sr at denx.de> wrote:


> Currently you need to define the page-size of the NAND used for
> booting (512 bytes vs. 2k). The 2k 4xx NAND booting support is was
> done about 1/2 a year ago. So perhaps you tested this when this 2k
> support was not available yet.

We are running 1.3.0, so you are probably right. It may no longer be a
problem.

> Yes, I would recommend to do it this way if possible. A small NOR for
> U-Boot and environment and everything else in NAND. This makes things
> much easier. But I understand that this is sometimes a problem with
> space (2 FLASH chips) and costs.

Mainly cost. We didn't want to pay for a second chip.

Cheers,
   Sean



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