diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 793b3e451705..1f1f895a2eac 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1326,22 +1326,6 @@ static int elan_probe(struct i2c_client *client,
 		}
 	}
 
-	/*
-	 * Systems using device tree should set up wakeup via DTS,
-	 * the rest will configure device as wakeup source by default.
-	 */
-	if (!dev->of_node)
-		device_init_wakeup(dev, true);
-
-	/*
-	 * The wake IRQ should be declared via device tree instead of assuming
-	 * the IRQ can wake the system. This is here for legacy reasons and
-	 * will be removed once the i2c-core supports querying ACPI for wake
-	 * capabilities.
-	 */
-	if (!dev->power.wakeirq)
-		dev_pm_set_wake_irq(dev, client->irq);
-
 	return 0;
 }