Re: [PATCH] boot: Pass baud rate to stdout-path

[John Watts <contact@jookia.org>]

On Thu, Apr 11, 2024 at 05:11:46PM +0200, Mark Kettenis wrote:
> You probably should fix this by making sure the device tree you're
> using has the appropriate stdout-path node.  Because I think the
> functionality you're trying to use here is deprecated:

Hi Mark,

Interesting, I'll go with that approach instead.

> ...
> 
> A particular case that I'm dealing with is the default speed of
> 1500000 that the various Rockchip SoCs use.  This doesn't work with
> many of the USB-to-serial interfaces on the market and is also rather
> susceptible to line noise.  So for OpenBSD packages I've decide to use
> 115200 instead.  But that means I have to patch all the device trees
> in addition to changing the CONFIG_BAUDRATE setting.  If U-Boot would
> tweak the stdout-path property based on CONFIG_BAUDRATE that would
> make things easier.

That's an interesting use case! Would you mind testing this patch if possible?

> Cheers,
> 
> Mark

John.