From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: Re: [PATCH 1/6] spi: imx: specify spi base for device
	tree probe
Date: Fri, 9 Nov 2012 16:38:30 +0000
Message-ID: <20121109163830.GP23807@opensource.wolfsonmicro.com>
References: <1352469625-32024-1-git-send-email-s.trumtrar@pengutronix.de>
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Cc: alsa-devel@alsa-project.org, Sascha Hauer <kernel@pengutronix.de>,
 devicetree-discuss@lists.ozlabs.org, patches@opensource.wolfsonmicro.com,
 Grant Likely <grant.likely@secretlab.ca>, Rob Herring <robherring2@gmail.com>,
 Rob Landley <rob@landley.net>, spi-devel-general@lists.sourceforge.net,
 Liam Girdwood <lrg@ti.com>, linux-arm-kernel@lists.infradead.org
To: Steffen Trumtrar <s.trumtrar@pengutronix.de>
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On Fri, Nov 09, 2012 at 03:00:20PM +0100, Steffen Trumtrar wrote:

> * This breaks compatibility with user space applications between non-DT and DT.

> * On platforms that are in between DT and non-DT, it breaks registration of
>   devices via spi_board_info.

> Use the same method as 7e6086d9e54a159a6257c02bb7fc5805c614aad2 does for gpios:
> Use alias to identify the spi port, and then specify the base via the port id.
> If alias is not defined in DT, allocate the base dynamically.

This sounds like a fix userspace and/or complete your DT conversion
problem...

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