WM8974_ADD 520 sound/soc/codecs/wm8974.c u16 adn = snd_soc_component_read32(component, WM8974_ADD) & 0x1f1; WM8974_ADD 566 sound/soc/codecs/wm8974.c snd_soc_component_write(component, WM8974_ADD, adn);