ASoC: rt5677: Use specific r/w function for DSP mode

In DSP mode, the register r/w should use the specific function to access
that is invoked by address mapping of the DSP.

The MX-65[1] is for switching DSP or codec mode.
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5677.h

@@ -1628,7 +1628,7 @@ enum {
 struct rt5677_priv {
 	struct snd_soc_codec *codec;
 	struct rt5677_platform_data pdata;
-	struct regmap *regmap;
+	struct regmap *regmap, *regmap_physical;
 	const struct firmware *fw1, *fw2;
 	struct mutex dsp_cmd_lock;
 
@@ -1646,6 +1646,7 @@ struct rt5677_priv {
 #endif
 	bool dsp_vad_en;
 	struct regmap_irq_chip_data *irq_data;
+	bool is_dsp_mode;
 };
 
 #endif /* __RT5677_H__ */