diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 85f8d324ebf82c3d3f2fc15676d123da396274f7..ec94b86a37fd6ebfd18f7fca0434c2eaef7820b5 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -262,6 +262,9 @@ int mt76_register_device(struct mt76_dev *dev, bool vht,
 
 	wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR;
 
+	wiphy->available_antennas_tx = dev->antenna_mask;
+	wiphy->available_antennas_rx = dev->antenna_mask;
+
 	hw->txq_data_size = sizeof(struct mt76_txq);
 	hw->max_tx_fragments = 16;
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index d2ce15093eddd14cfdfb8bf6a63309433709d495..15009d5b0531d7f9fb0c7f4d2ce8c2b101e6ca01 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -253,6 +253,8 @@ struct mt76_dev {
 	u32 rev;
 	unsigned long state;
 
+	u8 antenna_mask;
+
 	struct mt76_sband sband_2g;
 	struct mt76_sband sband_5g;
 	struct debugfs_blob_wrapper eeprom;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
index 9dbf94947324e3ed2532aef574350783f65f6d76..934c331d995e9c3611ee9f470177de1c4b231461 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
@@ -857,6 +857,9 @@ int mt76x2_register_device(struct mt76x2_dev *dev)
 	dev->mt76.led_cdev.brightness_set = mt76x2_led_set_brightness;
 	dev->mt76.led_cdev.blink_set = mt76x2_led_set_blink;
 
+	/* init antenna configuration */
+	dev->mt76.antenna_mask = 3;
+
 	ret = mt76_register_device(&dev->mt76, true, mt76x2_rates,
 				   ARRAY_SIZE(mt76x2_rates));
 	if (ret)