[U-Boot] [PATCH 5/7] Make a special uboot used for booting from SDcard or SPI flash

Scott Wood scottwood at freescale.com
Wed Mar 18 18:15:35 CET 2009


On Tue, Mar 17, 2009 at 01:30:38PM +0100, Wolfgang Denk wrote:
> Options if a board has (or uses) SPI flash and/or a SDCard and/or
> other things belong into the board config file. It makes no sense to
> provide long lists of make targets and then again long code to
> analyze these options in the top level Makefile. For example, above
> code would not allow for the case that a customer wants to use a
> board with SPI flash *and* SDCard - it covers only the *or* case. And
> no, please do not attempt to add even more such targets. This is not
> the way to go. It doesn't scale.

Unless I'm mistaken, those targets aren't for boards that merely *have* such
things, but are trying to boot from the device in question, similar to the
alternate configs for booting from NAND.

> Assume each of the hundrets of boards would add code like this.

That's why we need kconfig. :-)

But until then...

-Scott


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