WM831X_CS1_ENA
ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_ENA,
WM831X_CS1_ENA);
wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_ENA, 0);
ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_ENA, 0);
if ((ret & (WM831X_CS1_ENA | WM831X_CS1_DRIVE)) ==
(WM831X_CS1_ENA | WM831X_CS1_DRIVE))
WM831X_CS1_ENA, WM831X_CS1_ENA);
WM831X_CS1_DRIVE | WM831X_CS1_ENA, 0);
wm831x_set_bits(wm831x, data->isink_reg, WM831X_CS1_ENA, 0);