linux-kernel - Re: [PATCH] spi/spidev: Convert to use unified device property API

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Date:	Tue, 30 Dec 2014 11:23:25 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:	linux-spi@...r.kernel.org, Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi/spidev: Convert to use unified device property API

On Tue, Dec 30, 2014 at 09:37:14AM +0200, Mika Westerberg wrote:
> On Mon, Dec 29, 2014 at 04:03:16PM +0000, Mark Brown wrote:

> > Which nobody should be doing since it's already totally broken for
> > something to be using this on the DT side except in the one case of the
> > Rohm device which is listed there.  I don't want to merge anything which
> > allows the breakage we're seeing with people putting spidev in their DTs
> > to be propagated into ACPI, at most we should have something that
> > specifically identifies individual devices only.

> It is pretty convenient for testing SPI bus and that's why I thought
> it would be good to have possibility to enumerate this in similar way
> than DT does but I understand your point.

My intention is to break this for DT, at least make it scream loud
warnings when it's used if not actually fail.

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