From 41b00afedfc0c5f0c57e96415a57648a903bd682 Mon Sep 17 00:00:00 2001 From: Oder Chiou Date: Mon, 24 Aug 2015 20:32:57 +0800 Subject: [PATCH] ASoC: rt5645: Modify the jack detection function to prevent the pop sound while the jack plug in The patch corrects the sequence of the jack detection. It will prevent the pop sound while the jack plug in. Signed-off-by: Oder Chiou Signed-off-by: Mark Brown --- sound/soc/codecs/rt5645.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index ac2f42f4e3a06..bcb44de002c9b 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -2805,14 +2805,15 @@ static int rt5645_jack_detect(struct snd_soc_codec *codec, int jack_insert) } regmap_write(rt5645->regmap, RT5645_JD_CTRL3, 0x00f0); - regmap_write(rt5645->regmap, RT5645_IN1_CTRL1, 0x0006); regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL2, 0x1000, 0x1000); + regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL1, 0x0004, + 0x0004); msleep(100); regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL2, 0x1000, 0x0000); - msleep(450); + msleep(600); regmap_read(rt5645->regmap, RT5645_IN1_CTRL3, &val); val &= 0x7; dev_dbg(codec->dev, "val = %d\n", val); @@ -2828,9 +2829,17 @@ static int rt5645_jack_detect(struct snd_soc_codec *codec, int jack_insert) rt5645->jack_type = SND_JACK_HEADPHONE; } + snd_soc_update_bits(codec, RT5645_CHARGE_PUMP, 0x0300, 0x0200); + snd_soc_write(codec, RT5645_DEPOP_M1, 0x001d); + snd_soc_write(codec, RT5645_DEPOP_M1, 0x0001); } else { /* jack out */ rt5645->jack_type = 0; + regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL2, 0x1000, + 0x1000); + regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL1, 0x0004, + 0x0000); + if (rt5645->en_button_func) rt5645_enable_push_button_irq(codec, false); -- 2.39.5