APDS9999_RES_18BIT
regval = FIELD_PREP(APDS9999_LS_RES_MASK, APDS9999_RES_18BIT) |
data->als_res = APDS9999_RES_18BIT;
[APDS9999_RES_18BIT] = 100 * USEC_PER_MSEC,