ASoC: rt5645: Add the workqueue of the jack detect function for the debouncing

Add the workqueue of the jack detect function for the debouncing.

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/rt5645.h b/sound/soc/codecs/rt5645.h
index 50c62c5..5ec2520 100644
--- a/sound/soc/codecs/rt5645.h
+++ b/sound/soc/codecs/rt5645.h
@@ -2168,6 +2168,7 @@
 	struct regmap *regmap;
 	struct i2c_client *i2c;
 	struct snd_soc_jack *jack;
+	struct delayed_work jack_detect_work;
 
 	int sysclk;
 	int sysclk_src;