VCNL_PS_ICR
rc = regmap_read(data->regmap, VCNL_PS_ICR, &icr);
rc = regmap_write(data->regmap, VCNL_PS_ICR, VCNL_ICR_THRES_EN);
rc = regmap_write(data->regmap, VCNL_PS_ICR, 0);