linux-kernel - Re: [PATCH v3 0/2] i2c/of: Populate multiplexed i2c busses from the device tree.

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Message-ID: <20120423175829.GA2767@pengutronix.de>
Date:	Mon, 23 Apr 2012 19:58:29 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Lars-Peter Clausen <lars@...afoo.de>
Cc:	David Daney <ddaney.cavm@...il.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	devicetree-discuss@...ts.ozlabs.org,
	"Jean Delvare (PC drivers core)" <khali@...ux-fr.org>,
	"Ben Dooks (embedded platforms)" <ben-linux@...ff.org>,
	Peter Korsgaard <peter.korsgaard@...co.com>,
	Guenter Roeck <guenter.roeck@...csson.com>,
	linux-i2c@...r.kernel.org, Rob Herring <rob.herring@...xeda.com>,
	linux-kernel@...r.kernel.org, David Daney <david.daney@...ium.com>
Subject: Re: [PATCH v3 0/2] i2c/of: Populate multiplexed i2c busses from the
 device tree.

On Fri, Apr 13, 2012 at 01:09:20PM +0200, Lars-Peter Clausen wrote:
> On 04/12/2012 11:14 PM, David Daney wrote:
> > From: David Daney <david.daney@...ium.com>
> > 
> > v3: Integrate changes from Lars-Peter Clausen to make better use of
> >     the of_*() infrastructure.  Get rid of ugly #ifdefs.
> > 
> > v2: Update bindings to use "reg" insutead of "cell-index"
> > 
> > v1: Unchanged from the original RFC where I said:
> > 
> >   We need to populate our I2C devices from the device tree, but some
> >   of our systems have multiplexers which currently break this process.
> > 
> >   The basic idea is to have the generic i2c-mux framework propagate
> >   the device_node for the child bus into the corresponding
> >   i2c_adapter, and then call of_i2c_register_devices().  This means
> >   that the device tree bindings for *all* i2c muxes must have some
> >   common properties.  I try to document these in mux.txt.
> > 
> > This is now tested against 3.4-rc2 and is still working well.
> > 
> 
> I've been using these patches with a pca9548 and a pca9546 for a while now.
> Both:
> 
> Tested-by: Lars-Peter Clausen <lars@...afoo.de>

Both applied to next, thanks to all involved.

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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