[alsa-devel] snd-soc-cs4270: Convert to a new-style i2c driver (work in progress)

Mark Brown broonie at opensource.wolfsonmicro.com
Sun Aug 31 19:17:41 CEST 2008

On Sun, Aug 31, 2008 at 07:09:28PM +0200, Jean Delvare wrote:
> On Sun, 31 Aug 2008 11:28:08 -0500, Timur Tabi wrote:

> > I don't know why this commit hasn't been pushed upstream, though.

> As I understand it, without that patch the mpc8610_hpcd doesn't work,
> as the I2C address of the sound codec will be made busy by the platform
> code and thus the snd-soc-cs4270 driver won't be able to attach to it.
> If I am correct then I suggest that you ask Takashi to push the patch
> to Linus now to fix that.

Yeah, AFAICR it wasn't made clear when this was posted that it was a bug

> > That's correct.  I've never seen any interest in the CS4270 outside of
> > Freescale.

That's not entirely suprising - the vast majority of embedded devices
never go anywhere near mainline so it tends to only be reference boards
and devices with some sort of public community that have activity that's
visible upstream.

> Very good point indeed. I'll make sure to check Takashi's sound-2.6
> tree before attempting to convert any other SoC codec driver. Do you
> know off the top of your head if other drivers have already been
> converted?

None - the only other one is Takashi's current tree is WM8903.

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