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Date: Tue, 23 Dec 2008 11:24:22 -0600
From: Scott Wood <scottwood@freescale.com>
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To: Peter Korsgaard <jacmet@sunsite.dk>
Subject: Re: [PATCH RESEND] powerpc: make udbg 16550 boot console configurable
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Peter Korsgaard wrote:
> - It doesn't respect console= and still outputs console messages even
>   if console isn't ttySx (E.G. if CONFIG_SILENT_CONSOLE is enabled in
>   U-Boot which sets 'console='

I believe it uses /chosen/linux,stdout-path; u-boot could clear that if 
silent console is desired.

> As that isn't always desirable, add a PPC_UDBG_16550_CONSOLE kconfig
> symbol to let the user disable it (only visible if CONFIG_EMBEDDED).

There's an existing CONFIG_PPC_EARLY_DEBUG that it could depend on instead.

-Scott