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 <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 66b7332e8654957ca3c9b84ea6fe527f1e4f3fa3..cd1a4ec980ace651665dc5d7264f0078452dd548 100644 (file)
--- 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 = {