NTP8835_SOFT_MUTE
snd_soc_component_write(component, NTP8835_SOFT_MUTE, val);
{ NTP8835_SOFT_MUTE, 0x00 },
{ NTP8835_SOFT_MUTE, NTP8835_SOFT_MUTE_SM1 |
val = snd_soc_component_read(component, NTP8835_SOFT_MUTE);