OPT4060_INT_CTRL_THRESH_SEL
*ch_sel = FIELD_GET(OPT4060_INT_CTRL_THRESH_SEL, regval);
regval = FIELD_PREP(OPT4060_INT_CTRL_THRESH_SEL, ch_sel);
OPT4060_INT_CTRL_THRESH_SEL, regval);