WM8766_REG_IFCTRL
u16 val = wm->regs[WM8766_REG_IFCTRL] & ~WM8766_IF_MASK;
snd_wm8766_write(wm, WM8766_REG_IFCTRL, val | dac);
.reg1 = WM8766_REG_IFCTRL,
.reg1 = WM8766_REG_IFCTRL,
.reg1 = WM8766_REG_IFCTRL,