[alsa-devel] [PATCH v4-resend 1/7] ASoC: sirf: Add SiRF internal audio codec driver

Mark Brown broonie at kernel.org
Tue Mar 4 05:58:15 CET 2014

On Mon, Mar 03, 2014 at 03:48:02PM +0800, Barry Song wrote:

> here the clock is an internal clock in the internal codec. the
> external clock of audio controller is managed in system suspend/resume
> as you see. but they are not managed in runtime suspend/resume here
> because the external clock is always enabled to make sure the charge
> pump to be working to make the board have stable current and voltage.
> otherwise, touchscreen ADC will not be accurate.

Why aren't these drivers keeping the clock enabled themselves?
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