linux-kernel - Re: [RFC 0/5] of: Automatic console registration cleanups

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Message-ID: <CAL_JsqJmYH3_tSMtdwQd9QfeB39i5UOxBwBzyP=QjvzK1XSnmQ@mail.gmail.com>
Date:	Wed, 11 Jun 2014 20:28:31 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Grant Likely <grant.likely@...aro.org>
Cc:	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Christoffer Dall <christoffer.dall@...aro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Olof Johansson <olof@...om.net>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [RFC 0/5] of: Automatic console registration cleanups

On Fri, Mar 28, 2014 at 11:08 AM, Grant Likely <grant.likely@...aro.org> wrote:
> Hi all,
>
> This is a series that I've been playing with over the last few days to
> clean up the selection of default console devices when using the device
> tree. The device tree defines a way of specifying the console by using a
> "stdout-path" property in the /chosen node, but very few drivers
> actually attempt to use that data, and so for most platforms there needs
> to be a "console=" line in the command line if a serial port is intended
> to be used as the console.
>
> With this series, if there is a /chosen/stdout-path property, and if
> that property points to a serial port node, then when the serial driver
> registers the port, the core uart_add_one_port() function will notice
> and if no console= argument was provided then add it as a preferred
> console.
>
> I've not tested this very extensively yet, but I want to get some
> feedback before I go further.
>
> The one downside with this approach is that it doesn't do anything for
> early console setup. That still needs to be added on a per-driver basis,
> but at least it shouldn't conflict with this approach.

Hey, what happened with this series?

Rob
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