From a2c026cfec3fb84375785dd2d6ec80bd60c5120e Mon Sep 17 00:00:00 2001 From: Oder Chiou Date: Mon, 5 Oct 2015 19:34:16 +0800 Subject: [PATCH] ASoC: rt5645: Prevent the weird sound of the headphone while rebooting The patch adds the codec reset setting in the shutdown function to prevent the weird sound of the headphone happened by rebooting. Signed-off-by: Oder Chiou Signed-off-by: Mark Brown --- sound/soc/codecs/rt5645.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index 66b7332e8654..cd1a4ec980ac 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -3514,6 +3514,8 @@ static void rt5645_i2c_shutdown(struct i2c_client *i2c) RT5645_CBJ_MN_JD); regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL1, RT5645_CBJ_BST1_EN, 0); + msleep(20); + regmap_write(rt5645->regmap, RT5645_RESET, 0); } static struct i2c_driver rt5645_i2c_driver = { -- 2.20.1