mt76x02: minor beaconing init changes

Disable BEACON timer during init and configure interrupt registers
only for mmio devices.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76x02_util.c

@@ -670,13 +670,19 @@ void mt76x02_init_beacon_config(struct mt76x02_dev *dev)
 {
 	int i;
 
-	/* Fire a pre-TBTT interrupt 8 ms before TBTT */
-	mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_PRE_TBTT,
-		       8 << 4);
-	mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_GP_TIMER,
-		       MT_DFS_GP_INTERVAL);
-	mt76_wr(dev, MT_INT_TIMER_EN, 0);
+	if (mt76_is_mmio(dev)) {
+		/* Fire a pre-TBTT interrupt 8 ms before TBTT */
+		mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_PRE_TBTT,
+			       8 << 4);
+		mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_GP_TIMER,
+			       MT_DFS_GP_INTERVAL);
+		mt76_wr(dev, MT_INT_TIMER_EN, 0);
+	}
 
+	mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN |
+					     MT_BEACON_TIME_CFG_SYNC_MODE |
+					     MT_BEACON_TIME_CFG_TBTT_EN |
+					     MT_BEACON_TIME_CFG_BEACON_TX));
 	mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xffff);
 
 	for (i = 0; i < 8; i++)