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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Lars-Peter Clausen <lars@metafoo.de>
Cc: Liam Girdwood <lrg@ti.com>,
	alsa-devel@alsa-project.org,
	device-drivers-devel@blackfin.uclinux.org,
	uclinux-dist-devel@blackfin.uclinux.org,
	linux-kernel@vger.kernel.org,
	Scott Jiang <scott.jiang.linux@gmail.com>
Subject: Re: [PATCH v2 1/2] regmap: Add support for device specific write and read flag masks.
Date: Mon, 5 Sep 2011 14:59:53 -0700	[thread overview]
Message-ID: <20110905215952.GC11107@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1315248393-31791-1-git-send-email-lars@metafoo.de>

On Mon, Sep 05, 2011 at 08:46:32PM +0200, Lars-Peter Clausen wrote:
> Some buses like SPI have no standard notation of read or write operations.
> The general scheme here is to set or clear specific bits in the register
> address to indicate whether the operation is a read or write. We already
> support having a read flag mask per bus, but as there is no standard
> the bits which need to be set or cleared differ between devices and vendors,
> thus we need a mechanism to specify them per device.

So, I tried to apply this to my topic/interface branch (which is where
I'm keeping stuff for merge into other trees) but that won't fly due to
the internal.h change.  What I might do to resolve the merge issues is
to make a commit with the new regmap.h changes alone.  This won't help
in terms of actually running things but it'll keep things buildable
which is more achievable.

Anyway, thanks for doing this - there's a bunch of other devices that
need this.

      parent reply	other threads:[~2011-09-05 22:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-05 18:46 [PATCH v2 1/2] regmap: Add support for device specific write and read flag masks Lars-Peter Clausen
2011-09-05 18:46 ` [PATCH v2 2/2] ASoC: ad193x: Setup regmap read and write flag masks for SPI Lars-Peter Clausen
2011-09-05 21:59 ` Mark Brown [this message]

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