diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
index a53fe76de5d12c48999fd58e87059d16b6cf747e..15b1b162890f7bdf7cbaeef61a069b1525984ae6 100644
--- a/drivers/platform/chrome/chromeos_laptop.c
+++ b/drivers/platform/chrome/chromeos_laptop.c
@@ -419,6 +419,8 @@ static struct chromeos_laptop acer_ac700 = {
 
 static struct chromeos_laptop acer_c720 = {
 	.i2c_peripherals = {
+		/* Touchscreen. */
+		{ .add = setup_atmel_1664s_ts, I2C_ADAPTER_DESIGNWARE_1 },
 		/* Touchpad. */
 		{ .add = setup_cyapa_tp, I2C_ADAPTER_DESIGNWARE_0 },
 		/* Light Sensor. */