[alsa-devel] [PATCH 3/5] ASoC: Davinci: pcm: Add device tree bindings

Hebbar, Gururaja gururaja.hebbar at ti.com
Wed Aug 22 15:50:09 CEST 2012

On Sat, Aug 18, 2012 at 04:01:24, Mark Brown wrote:
> On Tue, Aug 14, 2012 at 06:12:03PM +0530, Hebbar, Gururaja wrote:
> > Device tree support for Davinci/OMAP2+ pcm driver.
> This looks like it's a device which maps a shared DMA controller in the
> SoC core into ASoC rather than actual hardware.  Such devices are
> usually instantiated automatically from the DAI rather than being
> represented in the device tree since they are a Linux internal thing
> really - the Tegra and Freescale drivers provide examples of how this
> sort of thing can be done.

>From your for-3.7 branch, I could only find such implementation in Tegra
Most Freescale platforms implements this through a device/driver method.
Exception being sound/soc/mxs/mxs-pcm.c

So should I follow tegra implementation?


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