update_mic_pin
update_mic_pin(codec, 0x1e, 0);
update_mic_pin(codec, 0x1a, spec->recording ?
update_mic_pin(codec, 0x1b, spec->recording ?
update_mic_pin(codec, 0x1a, val);
update_mic_pin(codec, 0x1b, 0);
update_mic_pin(codec, 0x1e, spec->recording ? PIN_IN : 0);