From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: Which is better to specify console, "console= " or "stdout-path" ?
Date: Wed, 21 Oct 2015 09:43:43 +0200 [thread overview]
Message-ID: <4192029.T14mE8UQNd@wuerfel> (raw)
In-Reply-To: <CAK7LNAS9uBJ1cVmGBKae3W0tk8Siu1yeXOaeN6Kz11cksMqtsg@mail.gmail.com>
On Wednesday 21 October 2015 14:09:42 Masahiro Yamada wrote:
>
> I think there exist two ways to specify the console port and baudrate.
>
>
> [1] Specify console in bootargs
>
> chosen {
> bootargs = "console=ttyS0,115200";
> };
>
>
> [2] Specify stdout-path
>
> chosen {
> stdout-path = "serial0:115200n8";
> };
>
>
>
> Now I have both in my DTS, but it is redundant.
>
> So, I want to select either [1] or [2].
>
>
> Which is a preferable way?
>
stdout-path is better. It took us a while to get that implemented
on arm32, but now that it works, we should all use it.
Arnd
next prev parent reply other threads:[~2015-10-21 7:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-21 5:09 Which is better to specify console, "console= " or "stdout-path" ? Masahiro Yamada
2015-10-21 7:43 ` Arnd Bergmann [this message]
2015-10-21 8:58 ` Sudeep Holla
2015-10-21 12:46 ` Peter Hurley
2015-10-21 12:54 ` Sudeep Holla
2015-10-21 13:02 ` Peter Hurley
2015-10-21 13:06 ` Sudeep Holla
2015-10-21 15:38 ` Masahiro Yamada
2015-10-21 16:26 ` Peter Hurley
2015-10-22 4:20 ` Masahiro Yamada
2015-10-28 16:00 ` Peter Hurley
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