提交 8db7f56d 编写于 作者: O Oder Chiou 提交者: Mark Brown

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: NOder Chiou <oder_chiou@realtek.com>
Signed-off-by: NMark Brown <broonie@kernel.org>
上级 588cd850
......@@ -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);
......
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