[U-Boot] [PATCH] ns16550: allow UART address to be set dynamically

Wolfgang Denk wd at denx.de
Thu Dec 13 11:29:50 CET 2012


Dear Stephen Warren,

In message <50C918A5.6090207 at wwwdotorg.org> you wrote:
>
> > This seems reasonable in the interim while we are hard-coding things
> > but needing more flexibility. How do you plan to configure the actual
> > address - is it with the ODM data or FDT?
> 
> I intend to use the ODMDATA. This already includes a field that
> specifies which UART to use. I'm working on some patches (to
> BCT-generation tools and U-Boot) that define an ODMDATA2 value, which
> will indicate the complete pinmux configuration required for the UART,
> so everything can be self-contained. I'm fairly close to publishing
> these patches.

Arghh... Do we really, really have to invent yet another way to pass
hardware configuration information?  Especially one totally
incompatible to any other system?

I think I will be objecting against such an approach.  Please use the
device tree instead.

Best regards,

Wolfgang Denk

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