ASoC: rt5677: Set the slow charge of the vref in the end of the power sequences

Set the slow charge of the vref in the end of the power sequences

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/rt5677.h b/sound/soc/codecs/rt5677.h
index 2979d5a..a02f64c 100644
--- a/sound/soc/codecs/rt5677.h
+++ b/sound/soc/codecs/rt5677.h
@@ -1687,6 +1687,7 @@
 	bool dsp_vad_en;
 	struct regmap_irq_chip_data *irq_data;
 	bool is_dsp_mode;
+	bool is_vref_slow;
 };
 
 #endif /* __RT5677_H__ */