[alsa-devel] [PATCH] ASoC: wm8804: Cleanup of post_table

Crazy Audio daniel at matuschek.net
Sun Jan 12 18:03:22 CET 2014


Please ignore this patch. I did some regression tests, that shows, that it does not work correctly with MCLK=256xfs
I will create a new patch...


Am 12.01.2014 um 12:31 schrieb Daniel Matuschek <daniel at matuschek.net>:

> 
> Signed-off-by: Daniel Matuschek <inof at crazy-audio.com>
> 
> Existing post_table has duplicate settings for some PLL settings.
> Only the first setting was used with mclk_div=1
> With the updated post_table, the driver
> uses mclk_div=0 whenever it is possible. This allows the WM8804
> to work at 256xfs internal clock and only use 128xfs
> internal clock for high sample rates where 256xfs is not
> supported anymore.
> 
> ---
> sound/soc/codecs/wm8804.c |    2 --
> 1 file changed, 2 deletions(-)
> 
> diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c
> index 1704b1e..f605b8b 100644
> --- a/sound/soc/codecs/wm8804.c
> +++ b/sound/soc/codecs/wm8804.c
> @@ -307,9 +307,7 @@ static struct {
> 	unsigned int mclkdiv;
> } post_table[] = {
> 	{  2,  0, 0 },
> -	{  4,  0, 1 },
> 	{  4,  1, 0 },
> -	{  8,  1, 1 },
> 	{  8,  2, 0 },
> 	{ 16,  2, 1 },
> 	{ 12,  3, 0 },
> -- 
> 1.7.9.5
> 



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