diff options
| author | Bard Liao <bardliao@realtek.com> | 2017-03-08 19:05:33 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-03-08 13:47:52 +0100 |
| commit | 246126b0a4f24f8e88f148c9d0d6d72e6fafe6cc (patch) | |
| tree | ad23e548f62c006e9de0fb6aeb02fff5c87606ef /sound/soc/codecs/rt5665.c | |
| parent | 09b50c3703cc354100fe36202ef5e52ee128b904 (diff) | |
ASoC: rt5665: increase button detection accuracy
Use sar adc for button detection to increase accuracy.
Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5665.c')
| -rw-r--r-- | sound/soc/codecs/rt5665.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/codecs/rt5665.c b/sound/soc/codecs/rt5665.c index 61137160c116..de2c104bbaf3 100644 --- a/sound/soc/codecs/rt5665.c +++ b/sound/soc/codecs/rt5665.c @@ -1139,7 +1139,8 @@ static void rt5665_enable_push_button_irq(struct snd_soc_codec *codec, bool enable) { if (enable) { - snd_soc_write(codec, RT5665_4BTN_IL_CMD_1, 0x000b); + snd_soc_write(codec, RT5665_4BTN_IL_CMD_1, 0x0003); + snd_soc_update_bits(codec, RT5665_SAR_IL_CMD_9, 0x1, 0x1); snd_soc_write(codec, RT5665_IL_CMD_1, 0x0048); snd_soc_update_bits(codec, RT5665_4BTN_IL_CMD_2, RT5665_4BTN_IL_MASK | RT5665_4BTN_IL_RST_MASK, |