diff --git a/mt76x2/mt76x2.h b/mt76x2/mt76x2.h
index b259e4b5..28ec19ac 100644
--- a/mt76x2/mt76x2.h
+++ b/mt76x2/mt76x2.h
@@ -53,7 +53,6 @@ struct mt76x02_dev *mt76x2_alloc_device(struct device *pdev);
 int mt76x2_register_device(struct mt76x02_dev *dev);
 
 void mt76x2_phy_power_on(struct mt76x02_dev *dev);
-int mt76x2_init_hardware(struct mt76x02_dev *dev);
 void mt76x2_stop_hardware(struct mt76x02_dev *dev);
 int mt76x2_eeprom_init(struct mt76x02_dev *dev);
 int mt76x2_apply_calibration_data(struct mt76x02_dev *dev, int channel);
diff --git a/mt76x2/pci_init.c b/mt76x2/pci_init.c
index 6eaab156..41c60208 100644
--- a/mt76x2/pci_init.c
+++ b/mt76x2/pci_init.c
@@ -260,7 +260,7 @@ mt76x2_power_on(struct mt76x02_dev *dev)
 	mt76x2_power_on_rf(dev, 1);
 }
 
-int mt76x2_init_hardware(struct mt76x02_dev *dev)
+static int mt76x2_init_hardware(struct mt76x02_dev *dev)
 {
 	int ret;