[alsa-devel] [PATCH] ASoC: ak4642: Add ak4642_fill_cache function

Liam Girdwood lrg at slimlogic.co.uk
Fri Jun 25 12:47:33 CEST 2010

On Fri, 2010-06-25 at 16:54 +0900, Kuninori Morimoto wrote:
> ak4642 driver is used for ak4642/ak4643.
> So, reading real register value is better than using constant value.

To be honest, this is only really useful when the codec has some
volatile registers.  Forcing I2C reads for all IO will just slow down
the driver. 

Does this codec have volatile registers ?


Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.

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