AFE_CONN21         43 sound/soc/mediatek/mt2701/mt2701-reg.h #define AFE_CONN21 0x0714
AFE_CONN21        144 sound/soc/mediatek/mt6797/mt6797-reg.h #define AFE_CONN21                0x0470
AFE_CONN21        166 sound/soc/mediatek/mt8183/mt8183-reg.h #define AFE_CONN21                  0x0470