From mboxrd@z Thu Jan  1 00:00:00 1970
From: Guenter Roeck <linux@roeck-us.net>
Subject: Re: [BUG BISECT] Ethernet fail on VF50 (OF: Don't set default
 coherent DMA mask)
Date: Tue, 31 Jul 2018 08:43:53 -0700
Message-ID: <20180731154353.GA29601@roeck-us.net>
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To: Robin Murphy <robin.murphy@arm.com>
Cc: Stefan Agner <stefan@agner.ch>, Christoph Hellwig <hch@lst.de>, Krzysztof Kozlowski <krzk@kernel.org>, Ard Biesheuvel <ard.biesheuvel@linaro.org>, Rob Herring <robh+dt@kernel.org>, Frank Rowand <frowand.list@gmail.com>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Fugang Duan <fugang.duan@nxp.com>
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On Tue, Jul 31, 2018 at 03:09:34PM +0100, Robin Murphy wrote:
> >Please note that sparc images still generate the warning (next-20180731).
> 
> Ugh, OK, any ideas what sparc does to create these platform devices that
> isn't of_platform_device_create_pdata() and has somehow grown an implicit
> dependency on of_dma_configure() since 4.12? I'm looking, but nothing jumps
> out...
> 

I suspect it might be of_device_register(), called from
	arch/sparc/kernel/of_device_64.c:scan_one_device()
	arch/sparc/kernel/of_device_32.c:scan_one_device()

Guenter