diff --git a/Makefile b/Makefile
index 5efba43b..dc2238f5 100644
--- a/Makefile
+++ b/Makefile
@@ -15,4 +15,4 @@ mt76x2e-$(CONFIG_OF) += mt76x2_of.o
 
 mt7603e-y := \
 	mt7603_pci.o mt7603_main.o mt7603_init.o mt7603_mcu.o \
-	mt7603_core.o mt7603_dma.o
+	mt7603_core.o mt7603_dma.o mt7603_mac.o
diff --git a/mt7603.h b/mt7603.h
index 9f4e13a8..399fcc5f 100644
--- a/mt7603.h
+++ b/mt7603.h
@@ -111,4 +111,6 @@ int mt7603_set_channel(struct mt7603_dev *dev, struct cfg80211_chan_def *def);
 int mt7603_mcu_set_channel(struct mt7603_dev *dev);
 int mt7603_mcu_reg_read(struct mt7603_dev *dev, u32 reg, u32 *val, bool rf);
 
+void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx);
+
 #endif
diff --git a/mt7603_init.c b/mt7603_init.c
index 3750c462..aaad1350 100644
--- a/mt7603_init.c
+++ b/mt7603_init.c
@@ -195,6 +195,15 @@ mt7603_phy_init(struct mt7603_dev *dev)
 		       tx_chains);
 }
 
+static void
+mt7603_mac_init(struct mt7603_dev *dev)
+{
+	int i;
+
+	for (i = 0; i < MT7603_WTBL_SIZE; i++)
+		mt7603_wtbl_clear(dev, i);
+}
+
 static int
 mt7603_init_hardware(struct mt7603_dev *dev)
 {
@@ -226,6 +235,7 @@ mt7603_init_hardware(struct mt7603_dev *dev)
 
 	mt7603_dma_sched_init(dev);
 	mt7603_phy_init(dev);
+	mt7603_mac_init(dev);
 
 	return 0;
 }
diff --git a/mt7603_mac.c b/mt7603_mac.c
new file mode 100644
index 00000000..446cc1c1
--- /dev/null
+++ b/mt7603_mac.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "mt7603.h"
+
+#define MT_PSE_PAGE_SIZE	128
+
+void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx)
+{
+	int wtbl2_frame = (idx * MT_WTBL2_SIZE) / MT_PSE_PAGE_SIZE;
+	int wtbl2_entry = (idx * MT_WTBL2_SIZE) % MT_PSE_PAGE_SIZE;
+	int wtbl3_frame = (idx * MT_WTBL3_SIZE) / MT_PSE_PAGE_SIZE;
+	int wtbl3_entry = ((idx * MT_WTBL3_SIZE) % MT_PSE_PAGE_SIZE) * 2;
+	int wtbl4_frame = (idx * MT_WTBL4_SIZE) / MT_PSE_PAGE_SIZE;
+	int wtbl4_entry = (idx * MT_WTBL4_SIZE) % MT_PSE_PAGE_SIZE;
+	u32 addr;
+
+	addr = MT_WTBL1_BASE + idx * MT_WTBL1_SIZE;
+
+	mt76_wr(dev, addr + 0 * 4,
+		MT_WTBL1_W0_RX_CHECK_A2 |
+		MT_WTBL1_W0_RX_VALID);
+	mt76_wr(dev, addr + 1 * 4, 0);
+	mt76_wr(dev, addr + 2 * 4, 0);
+	mt76_wr(dev, addr + 3 * 4,
+		MT76_SET(MT_WTBL1_W3_WTBL2_FRAME_ID, wtbl2_frame) |
+		MT76_SET(MT_WTBL1_W3_WTBL2_ENTRY_ID, wtbl2_entry) |
+		MT76_SET(MT_WTBL1_W3_WTBL4_FRAME_ID, wtbl4_frame));
+	mt76_wr(dev, addr + 4 * 4,
+		MT76_SET(MT_WTBL1_W4_WTBL3_FRAME_ID, wtbl3_frame) |
+		MT76_SET(MT_WTBL1_W4_WTBL3_ENTRY_ID, wtbl3_entry) |
+		MT76_SET(MT_WTBL1_W4_WTBL4_ENTRY_ID, wtbl4_entry));
+}
diff --git a/mt7603_mac.h b/mt7603_mac.h
new file mode 100644
index 00000000..e69de29b
diff --git a/mt7603_regs.h b/mt7603_regs.h
index fc7463ca..23c0b0af 100644
--- a/mt7603_regs.h
+++ b/mt7603_regs.h
@@ -215,6 +215,8 @@
 #define MT_WF_RFCR1			MT_WF_RMAC(0x0a4)
 #define MT_WF_RMAC_TMR_PA		MT_WF_RMAC(0x0e0)
 
+#define MT_WTBL1_BASE			0x28000
+
 #define MT_PCIE_REMAP_BASE_1		0x40000
 #define MT_PCIE_REMAP_BASE_2		0x80000