wm8753_out4 177 sound/soc/codecs/wm8753.c static const char *wm8753_out4[] = {"VREF", "Capture ST", "LOUT2"}; wm8753_out4 211 sound/soc/codecs/wm8753.c SOC_ENUM_SINGLE(WM8753_ADCTL2, 7, 3, wm8753_out4),