[alsa-devel] [PATCH] ASoC: wm8804: Allow fine-grained control of the PLL generation
broonie at kernel.org
Thu Jan 9 18:23:50 CET 2014
On Thu, Jan 09, 2014 at 09:14:07AM -0800, Trent Piepho wrote:
> On Thu, Jan 9, 2014 at 7:29 AM, Daniel Matuschek <daniel at matuschek.net> wrote:
Daniel, please take more care with the CC lists when posting things -
there's nothing to do with device tree in this patch but you've CCed the
DT list and some DT people wich means more noise in their mailbox.
> Why does it need to be an option? If 256x is better, then why not
> always use it? Maybe the code to select the divisor should be better?
It's typically a power/performance tradeoff, though for this part I
can't see anyone caring about power.
> Since it stops at the first divisor that works, won't it always use
> mclkdiv=1? If mclkdiv=0 is better, why not just list those first/only
> in the table so they get used?
This seems like the best idea. I suspect the table just got typed in
from the datasheet.
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