[PATCH v3 0/2] i2c/of: Populate multiplexed i2c busses from the device tree.
Wolfram Sang
w.sang at pengutronix.de
Tue Apr 24 03:58:29 EST 2012
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 at cavium.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 at metafoo.de>
Both applied to next, thanks to all involved.
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 198 bytes
Desc: Digital signature
URL: <http://lists.ozlabs.org/pipermail/devicetree-discuss/attachments/20120423/a65aa3cf/attachment.sig>
More information about the devicetree-discuss
mailing list