From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] serial/sifive: select SERIAL_EARLYCON
Date: Tue, 10 Sep 2019 09:05:03 +0200
Message-ID: <20190910070503.GA31743@lst.de>
References: <20190910055923.28384-1-hch@lst.de> <mvm4l1kskny.fsf@suse.de>
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To: Andreas Schwab <schwab@suse.de>
Cc: Christoph Hellwig <hch@lst.de>, gregkh@linuxfoundation.org, jslaby@suse.com, paul.walmsley@sifive.com, linux-serial@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
List-Id: linux-serial@vger.kernel.org

On Tue, Sep 10, 2019 at 08:57:37AM +0200, Andreas Schwab wrote:
> On Sep 10 2019, Christoph Hellwig <hch@lst.de> wrote:
> 
> > The sifive serial driver implements earlycon support,
> 
> It should probably be documented in admin-guide/kernel-parameters.txt.

How so?  Wіth OF and a stdout path you just set earlycon on the
command line without any arguments and it will be found.