[U-Boot] [PATCH v2] env: only build env_embedded and envcrc when needed

[Wolfgang Denk]

Dear Mike Frysinger,

In message <200909091002.40958.vapier at gentoo.org> you wrote:
>
> > I guess this is CONFIG_ENV_IS_EMBEDDED_CUSTOM then?
> > 
> > Hm... but I see no users of this variable, nobody is setting it?
>
> Blackfin has been using ENV_IS_EMBEDDED_CUSTOM.  i have a patch to update it 
> to CONFIG_xxx, but was waiting for this to be accepted first.

Hm.. normally we don't add code without users...

> > Also, I see no documentation for it?
>
> guessing you want it added to the top level README ?

Indeed. What's the name supposed to mean? "The envrionment is
embedded custom" sounds strange to me.

Best regards,

Wolfgang Denk

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