RT5668_I2S2_MONO_EN  684 sound/soc/codecs/rt5668.h #define RT5668_I2S2_MONO_EN			(0x1 << 6)
RT5668_I2S2_MONO_EN  711 sound/soc/codecs/rt5668.h #define RT5668_I2S2_MONO_EN			(0x1 << 6)