Re: KConfig and DTS files

[Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>]

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On Wed, May 07, 2014 at 10:55:27AM -0700, Olof Johansson wrote:
> It is really annoying that you can't include a DTS in another DTS
> (only DTSIs). This is a major shortcoming of the tools, as far as I am
> concerned.
> 
> So, the best way we've found to do this is to create a shared dtsi
> that has practically everything in it, then a skeleton DTS for the
> "full" product, and a separate DTS for the cost-reduced version. The
> cost-reduced DTS would insert a status = "disabled"; for the sdio
> controller. That's a solution that scales very poorly as well, though.
> 
> Best would be if a DTS could just include another DTS for minor
> updates, such as disabling the sdio controller in this case. I'm sure
> there were some language-puritan reasons for not allowing that though.
> Someone care to fill in the history?

I don't know wether it's actually good or not, but we're using just
this for the imx28-cfa* boards, and it works quite well.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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