[alsa-devel] [PATCH] ASoC drivers for the Freescale MPC8610 SoC

Grant Likely grant.likely at secretlab.ca
Thu Jan 3 19:13:57 CET 2008


On 1/3/08, Timur Tabi <timur at freescale.com> wrote:
> Jon Smirl wrote:
> > Don't we want to follow the device tree policy of putting the device
> > on the controlling bus and then link it to the data bus?
>
> Normally, that sounds like a good idea, but the cs4270 is an I2S device first,
> and an I2C device second.  I need to be able to find that codec from the I2S
> node.  My I2S driver would not know to scan all I2C devices to find the codec.

The device tree is a description of the hardware; not software.  It's
not a good idea to break with convention due to current driver
architecture.

Cheers,
g.

-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
grant.likely at secretlab.ca
(403) 399-0195


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