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From: Andreas Schwab <schwab@linux-m68k.org>
To: Paul Burton <paul.burton@imgtec.com>
Cc: <linux-mips@linux-mips.org>, Ralf Baechle <ralf@linux-mips.org>,
 Tejun Heo <tj@kernel.org>, Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
 Jiri Slaby <jslaby@suse.cz>, Daniel Vetter <daniel.vetter@ffwll.ch>,
 Ivan Delalande <colona@arista.com>, Thierry Reding <treding@nvidia.com>,
 Borislav Petkov <bp@suse.de>, Jan Kara <jack@suse.com>,
 Petr Mladek <pmladek@suse.com>, <linux-kernel@vger.kernel.org>,
 Joe Perches <joe@perches.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 <devicetree@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>,
 Andrew Morton <akpm@linux-foundation.org>,
 Frank Rowand <frowand.list@gmail.com>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2] console: Don't prefer first registered if DT specifies
 stdout-path
References: <20160809125010.14150-1-paul.burton@imgtec.com>
 <20160809151937.26118-1-paul.burton@imgtec.com>
Date: Sun, 16 Oct 2016 20:07:18 +0200
In-Reply-To: <20160809151937.26118-1-paul.burton@imgtec.com> (Paul Burton's
 message of "Tue, 9 Aug 2016 16:19:37 +0100")
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On Aug 09 2016, Paul Burton <paul.burton@imgtec.com> wrote:

> Fix this by not automatically preferring the first registered console if
> one is specified by the device tree. This allows consoles to be
> registered but not enabled, and once the driver for the console selected
> by stdout-path calls of_console_check() the driver will be added to the
> list of preferred consoles before any other console has been enabled.
> When that console is then registered via register_console() it will be
> enabled as expected.

This breaks the console on PowerMac.  There is no output and it panics
eventually.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."