Modify the default startup sequence in the chip to set the DC servo dither level for optimal performance. Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> --- sound/soc/codecs/wm8903.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index 27c8b94..de0a585 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -978,6 +978,11 @@ static int wm8903_set_bias_level(struct snd_soc_codec *codec, wm8903_write(codec, WM8903_CLOCK_RATES_2, WM8903_CLK_SYS_ENA); + /* Change DC servo dither level in startup sequence */ + wm8903_write(codec, WM8903_WRITE_SEQUENCER_0, 0x11); + wm8903_write(codec, WM8903_WRITE_SEQUENCER_1, 0x1257); + wm8903_write(codec, WM8903_WRITE_SEQUENCER_2, 0x2); + wm8903_run_sequence(codec, 0); wm8903_sync_reg_cache(codec, codec->reg_cache); -- 1.5.6.3 _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
