From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: Which is better to specify console, "console= " or "stdout-path" ? Date: Wed, 21 Oct 2015 09:43:43 +0200 Message-ID: <4192029.T14mE8UQNd@wuerfel> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: Masahiro Yamada , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html