From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paul Burton <paul.burton@imgtec.com>
Subject: Re: [PATCH v2] console: Don't prefer first registered if DT specifies stdout-path
Date: Mon, 17 Oct 2016 11:33:55 +0100
Message-ID: <4033254.tBrl4yKcsP@np-p-burton>
References: <20160809125010.14150-1-paul.burton@imgtec.com> <20160809151937.26118-1-paul.burton@imgtec.com> <87bmyk88x5.fsf@linux-m68k.org>
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To: Andreas Schwab <schwab@linux-m68k.org>
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
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On Sunday, 16 October 2016 20:07:18 BST Andreas Schwab wrote:
> 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.

Hi Andreas,

Could you share the device tree from your system?

Thanks,
    Paul
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