diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 764ada3a0f42..a84488e6fab6 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -98,6 +98,7 @@ struct ksz_device {
 	struct regmap *regmap[3];
 
 	void *priv;
+	int irq;
 
 	struct gpio_desc *reset_gpio;	/* Optional reset GPIO */
 
diff --git a/drivers/net/dsa/microchip/ksz_spi.c b/drivers/net/dsa/microchip/ksz_spi.c
index 05bd089795f8..7ba897b6f950 100644
--- a/drivers/net/dsa/microchip/ksz_spi.c
+++ b/drivers/net/dsa/microchip/ksz_spi.c
@@ -85,6 +85,8 @@ static int ksz_spi_probe(struct spi_device *spi)
 	if (ret)
 		return ret;
 
+	dev->irq = spi->irq;
+
 	ret = ksz_switch_register(dev);
 
 	/* Main DSA driver may not be started yet. */
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c
index daedd2bf20c1..ca786e5edf2c 100644
--- a/drivers/net/dsa/microchip/lan937x_main.c
+++ b/drivers/net/dsa/microchip/lan937x_main.c
@@ -10,6 +10,7 @@
 #include <linux/of_mdio.h>
 #include <linux/if_bridge.h>
 #include <linux/if_vlan.h>
+#include <linux/irq.h>
 #include <linux/math.h>
 #include <net/dsa.h>
 #include <net/switchdev.h>
@@ -23,6 +24,11 @@ static int lan937x_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set)
 	return regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0);
 }
 
+static int lan937x_cfg32(struct ksz_device *dev, u32 addr, u32 bits, bool set)
+{
+	return regmap_update_bits(dev->regmap[2], addr, bits, set ? bits : 0);
+}
+
 static int lan937x_port_cfg(struct ksz_device *dev, int port, int offset,
 			    u8 bits, bool set)
 {
@@ -285,6 +291,16 @@ void lan937x_config_cpu_port(struct dsa_switch *ds)
 
 	dsa_switch_for_each_user_port(dp, ds) {
 		ksz_port_stp_state_set(ds, dp->index, BR_STATE_DISABLED);
+
+		if (dev->info->internal_phy[dp->index]) {
+			/* Enable PORT Interrupt - active low */
+			lan937x_cfg32(dev, REG_SW_PORT_INT_MASK__4,
+				      BIT(dp->index), false);
+
+			/* Enable PORT_PHY_INT interrupt -  active low */
+			lan937x_port_cfg(dev, dp->index, REG_PORT_INT_MASK,
+					 PORT_PHY_INT, false);
+		}
 	}
 }
 
@@ -383,6 +399,50 @@ void lan937x_setup_rgmii_delay(struct ksz_device *dev, int port)
 	}
 }
 
+static irqreturn_t lan937x_switch_irq_thread(int irq, void *dev_id)
+{
+	struct ksz_device *dev = dev_id;
+	irqreturn_t result = IRQ_NONE;
+	u32 data;
+	int ret;
+
+	/* Read global interrupt status register */
+	ret = ksz_read32(dev, REG_SW_INT_STATUS__4, &data);
+	if (ret)
+		return result;
+
+	if (data & POR_READY_INT) {
+		ret = ksz_write32(dev, REG_SW_INT_STATUS__4, POR_READY_INT);
+		if (ret)
+			return result;
+	}
+
+	return result;
+}
+
+static int lan937x_register_interrupt(struct ksz_device *dev)
+{
+	int ret;
+
+	if (dev->irq > 0) {
+		unsigned long irqflags =
+			irqd_get_trigger_type(irq_get_irq_data(dev->irq));
+
+		irqflags |= (IRQF_ONESHOT | IRQF_SHARED);
+
+		ret = devm_request_threaded_irq(dev->dev, dev->irq, NULL,
+						lan937x_switch_irq_thread,
+						irqflags, dev_name(dev->dev),
+						dev);
+		if (ret) {
+			dev_err(dev->dev, "failed to request IRQ.\n");
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
 int lan937x_setup(struct dsa_switch *ds)
 {
 	struct ksz_device *dev = ds->priv;
@@ -423,6 +483,10 @@ int lan937x_setup(struct dsa_switch *ds)
 	lan937x_cfg(dev, REG_SW_GLOBAL_OUTPUT_CTRL__1,
 		    (SW_CLK125_ENB | SW_CLK25_ENB), true);
 
+	ret = lan937x_register_interrupt(dev);
+	if (ret)
+		return ret;
+
 	return 0;
 }
 
diff --git a/drivers/net/dsa/microchip/lan937x_reg.h b/drivers/net/dsa/microchip/lan937x_reg.h
index ba4adaddb3ec..a4b17fc722d2 100644
--- a/drivers/net/dsa/microchip/lan937x_reg.h
+++ b/drivers/net/dsa/microchip/lan937x_reg.h
@@ -118,6 +118,16 @@
 /* Port Registers */
 
 /* 0 - Operation */
+#define REG_PORT_INT_STATUS		0x001B
+#define REG_PORT_INT_MASK		0x001F
+
+#define PORT_TAS_INT			BIT(5)
+#define PORT_QCI_INT			BIT(4)
+#define PORT_SGMII_INT			BIT(3)
+#define PORT_PTP_INT			BIT(2)
+#define PORT_PHY_INT			BIT(1)
+#define PORT_ACL_INT			BIT(0)
+
 #define REG_PORT_CTRL_0			0x0020
 
 #define PORT_MAC_LOOPBACK		BIT(7)
