--- a/drivers/net/phy/ar40xx.c
+++ b/drivers/net/phy/ar40xx.c
@@ -82,6 +82,13 @@
 	MIB_DESC(1, AR40XX_STATS_TXLATECOL, "TxLateCol"),
 };
 
+static int
+ar40xx_atu_flush(struct ar40xx_priv *);
+
+static int
+ar40xx_atu_dump(struct ar40xx_priv *);
+
+
 static u32
 ar40xx_read(struct ar40xx_priv *priv, int reg)
 {
@@ -810,6 +817,35 @@
 	}
 
 	ar40xx_phy_poll_reset(priv);
+
+	return 0;
+}
+
+static int
+ar40xx_sw_atu_flush(struct switch_dev *dev,
+		    const struct switch_attr *attr,
+		    struct switch_val *val)
+{
+	struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
+
+	return ar40xx_atu_flush(priv);
+}
+
+static int
+ar40xx_sw_atu_dump(struct switch_dev *dev,
+		    const struct switch_attr *attr,
+		    struct switch_val *val)
+{
+	struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
+	int len=0;
+
+	len = ar40xx_atu_dump(priv);
+	if(len >= 0){
+		val->value.s = priv->buf;
+		val->len = len;
+	} else {
+		val->len = -1;
+	}
 
 	return 0;
 }
@@ -868,6 +904,18 @@
 		.max = AR40XX_NUM_PORTS - 1
 	},
 	{
+		.type = SWITCH_TYPE_NOVAL,
+		.name = "flush_arl",
+		.description = "Flush ARL table",
+		.set = ar40xx_sw_atu_flush,
+	},
+	{
+		.type = SWITCH_TYPE_STRING,
+		.name = "dump_arl",
+		.description = "Dump ARL table with mac and port map",
+		.get = ar40xx_sw_atu_dump,
+	},
+	{
 		.type = SWITCH_TYPE_INT,
 		.name = "linkdown",
 		.description = "Link down all the PHYs",
@@ -925,6 +973,65 @@
 	pr_err("ar40xx: timeout for reg %08x: %08x & %08x != %08x\n",
 	       (unsigned int)reg, t, mask, val);
 	return -ETIMEDOUT;
+}
+
+static int
+ar40xx_atu_dump(struct ar40xx_priv *priv)
+{
+	u32 ret;
+	u32 i = 0, len = 0, entry_len = 0;
+	volatile u32 reg[4] = {0,0,0,0};
+	u8 addr[ETH_ALEN] = { 0 };
+	char *buf;
+
+	buf = priv->buf;
+	memset(priv->buf, 0, sizeof(priv->buf));
+	do {
+		ret = ar40xx_wait_bit(priv, AR40XX_REG_ATU_FUNC,
+			AR40XX_ATU_FUNC_BUSY, 0);
+		if(ret != 0)
+			return -ETIMEDOUT;
+
+		reg[3] = AR40XX_ATU_FUNC_BUSY | AR40XX_ATU_FUNC_OP_GET_NEXT;
+		ar40xx_write(priv, AR40XX_REG_ATU_DATA0, reg[0]);
+		ar40xx_write(priv, AR40XX_REG_ATU_DATA1, reg[1]);
+		ar40xx_write(priv, AR40XX_REG_ATU_DATA2, reg[2]);
+		ar40xx_write(priv, AR40XX_REG_ATU_FUNC, reg[3]);
+
+		ret = ar40xx_wait_bit(priv, AR40XX_REG_ATU_FUNC,
+			AR40XX_ATU_FUNC_BUSY, 0);
+		if(ret != 0)
+			return -ETIMEDOUT;
+
+		reg[0] = ar40xx_read(priv, AR40XX_REG_ATU_DATA0);
+		reg[1] = ar40xx_read(priv, AR40XX_REG_ATU_DATA1);
+		reg[2] = ar40xx_read(priv, AR40XX_REG_ATU_DATA2);
+		reg[3] = ar40xx_read(priv, AR40XX_REG_ATU_FUNC);
+
+		if((reg[2] & 0xf) == 0)
+			break;
+
+		for(i=2; i<6; i++)
+			addr[i] = (reg[0] >> ((5 - i) << 3)) & 0xff;
+		for(i=0; i<2; i++)
+			addr[i] = (reg[1] >> ((1 - i) << 3)) & 0xff;
+
+		len += snprintf(buf + len, sizeof(priv->buf) - len, "MAC: %02x:%02x:%02x:%02x:%02x:%02x ",
+			addr[0],addr[1],addr[2],addr[3],addr[4],addr[5]);
+		len += snprintf(buf + len, sizeof(priv->buf) - len, "PORTMAP: 0x%02x ", ((reg[1] >> 16) & 0x7f));
+
+		len += snprintf(buf + len, sizeof(priv->buf) - len, "VID: 0x%x ", ((reg[2] >> 8) & 0xfff));
+
+		len += snprintf(buf + len, sizeof(priv->buf) - len, "STATUS: 0x%x\n", ((reg[2] & 0xf) == 0xf ? 1 : 0));
+
+		if (!entry_len)
+			entry_len = len;
+
+		if (sizeof(priv->buf) - len <= entry_len)
+			break;
+	} while(1);
+
+	return len;
 }
 
 static int
--- a/drivers/net/phy/ar40xx.h
+++ b/drivers/net/phy/ar40xx.h
@@ -243,6 +243,10 @@
 #define   AR40XX_PORT_LOOKUP_LOOPBACK		BIT(21)
 #define   AR40XX_PORT_LOOKUP_ING_MIRROR_EN	BIT(25)
 
+#define AR40XX_REG_ATU_DATA0			0x600
+#define AR40XX_REG_ATU_DATA1			0x604
+#define AR40XX_REG_ATU_DATA2			0x608
+
 #define AR40XX_REG_ATU_FUNC			0x60c
 #define   AR40XX_ATU_FUNC_OP			BITS(0, 4)
 #define   AR40XX_ATU_FUNC_OP_NOOP		0x0