linux-kernel - [PATCH 4.20 06/88] ASoC: rt5682: Fix recording no sound issue

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Date:   Mon,  4 Mar 2019 09:21:49 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Shuming Fan <shumingf@...ltek.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.20 06/88] ASoC: rt5682: Fix recording no sound issue

4.20-stable review patch.  If anyone has any objections, please let me know.

------------------

[ Upstream commit 22c7d5e7bad1fb2d8b9c611acb55a389f5d848d8 ]

The ADC mixer setting needs to restore to default value
after calibration.

Signed-off-by: Shuming Fan <shumingf@...ltek.com>
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 sound/soc/codecs/rt5682.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c
index 34cfaf8f6f345..89c43b26c3790 100644
--- a/sound/soc/codecs/rt5682.c
+++ b/sound/soc/codecs/rt5682.c
@@ -2512,6 +2512,7 @@ static void rt5682_calibrate(struct rt5682_priv *rt5682)
 	regmap_write(rt5682->regmap, RT5682_PWR_DIG_1, 0x0000);
 	regmap_write(rt5682->regmap, RT5682_CHOP_DAC, 0x2000);
 	regmap_write(rt5682->regmap, RT5682_CALIB_ADC_CTRL, 0x2005);
+	regmap_write(rt5682->regmap, RT5682_STO1_ADC_MIXER, 0xc0c4);
 
 	mutex_unlock(&rt5682->calibrate_mutex);
 
-- 
2.19.1