diff --git a/drivers/input/keyboard/mpr121_touchkey.c b/drivers/input/keyboard/mpr121_touchkey.c
index 0fd612dd76ed..a3fd6e5ebfb5 100644
--- a/drivers/input/keyboard/mpr121_touchkey.c
+++ b/drivers/input/keyboard/mpr121_touchkey.c
@@ -266,8 +266,7 @@ static int mpr_touchkey_probe(struct i2c_client *client,
 	return 0;
 }
 
-#ifdef CONFIG_PM_SLEEP
-static int mpr_suspend(struct device *dev)
+static int __maybe_unused mpr_suspend(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 
@@ -279,7 +278,7 @@ static int mpr_suspend(struct device *dev)
 	return 0;
 }
 
-static int mpr_resume(struct device *dev)
+static int __maybe_unused mpr_resume(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 	struct mpr121_touchkey *mpr121 = i2c_get_clientdata(client);
@@ -292,7 +291,6 @@ static int mpr_resume(struct device *dev)
 
 	return 0;
 }
-#endif
 
 static SIMPLE_DEV_PM_OPS(mpr121_touchkey_pm_ops, mpr_suspend, mpr_resume);