diff --git a/boards/arm/frdm_k64f/Kconfig.defconfig b/boards/arm/frdm_k64f/Kconfig.defconfig
index 1e818223d281..380051685ce8 100644
--- a/boards/arm/frdm_k64f/Kconfig.defconfig
+++ b/boards/arm/frdm_k64f/Kconfig.defconfig
@@ -53,9 +53,6 @@ if NETWORKING
 config NET_L2_ETHERNET
 	default y if !MODEM
 
-config ETH_MCUX_0
-	default y if NET_L2_ETHERNET
-
 endif # NETWORKING
 
 endif # BOARD_FRDM_K64F
diff --git a/boards/arm/hexiwear_k64/Kconfig.defconfig b/boards/arm/hexiwear_k64/Kconfig.defconfig
index 2f7f7a9e34f6..9ed25781ac92 100644
--- a/boards/arm/hexiwear_k64/Kconfig.defconfig
+++ b/boards/arm/hexiwear_k64/Kconfig.defconfig
@@ -59,8 +59,4 @@ config SPI_2
 
 endif # SPI
 
-config ETH_MCUX_0
-	default y
-	depends on NET_L2_ETHERNET
-
 endif # BOARD_HEXIWEAR_K64
diff --git a/boards/arm/ip_k66f/Kconfig.defconfig b/boards/arm/ip_k66f/Kconfig.defconfig
index c321ba128ebd..56845b8a1b09 100644
--- a/boards/arm/ip_k66f/Kconfig.defconfig
+++ b/boards/arm/ip_k66f/Kconfig.defconfig
@@ -28,9 +28,6 @@ config NET_L2_ETHERNET
 config ETH_MCUX
 	default y if NET_L2_ETHERNET
 
-config ETH_MCUX_0
-	default y if ETH_MCUX
-
 config ETH_MCUX_RMII_EXT_CLK
 	default y if ETH_MCUX
 
diff --git a/boards/arm/mimxrt1020_evk/Kconfig.defconfig b/boards/arm/mimxrt1020_evk/Kconfig.defconfig
index a9f3508ad14e..d9d1a22380a8 100644
--- a/boards/arm/mimxrt1020_evk/Kconfig.defconfig
+++ b/boards/arm/mimxrt1020_evk/Kconfig.defconfig
@@ -21,9 +21,6 @@ if NETWORKING
 config NET_L2_ETHERNET
 	default y
 
-config ETH_MCUX_0
-	default y if NET_L2_ETHERNET
-
 endif # NETWORKING
 
 endif # BOARD_MIMXRT1020_EVK
diff --git a/boards/arm/mimxrt1050_evk/Kconfig.defconfig b/boards/arm/mimxrt1050_evk/Kconfig.defconfig
index 45c18289328d..b1e1a68f777e 100644
--- a/boards/arm/mimxrt1050_evk/Kconfig.defconfig
+++ b/boards/arm/mimxrt1050_evk/Kconfig.defconfig
@@ -48,9 +48,6 @@ if NETWORKING
 config NET_L2_ETHERNET
 	default y
 
-config ETH_MCUX_0
-	default y if NET_L2_ETHERNET
-
 endif # NETWORKING
 
 if LVGL
diff --git a/boards/arm/mimxrt1060_evk/Kconfig.defconfig b/boards/arm/mimxrt1060_evk/Kconfig.defconfig
index 3737f29e6a73..bc601a6d75f7 100644
--- a/boards/arm/mimxrt1060_evk/Kconfig.defconfig
+++ b/boards/arm/mimxrt1060_evk/Kconfig.defconfig
@@ -45,9 +45,6 @@ if NETWORKING
 config NET_L2_ETHERNET
 	default y
 
-config ETH_MCUX_0
-	default y if NET_L2_ETHERNET
-
 endif # NETWORKING
 
 if LVGL
diff --git a/boards/arm/mimxrt1064_evk/Kconfig.defconfig b/boards/arm/mimxrt1064_evk/Kconfig.defconfig
index 736879248942..0ebd742d6189 100644
--- a/boards/arm/mimxrt1064_evk/Kconfig.defconfig
+++ b/boards/arm/mimxrt1064_evk/Kconfig.defconfig
@@ -44,9 +44,6 @@ if NETWORKING
 config NET_L2_ETHERNET
 	default y
 
-config ETH_MCUX_0
-	default y if NET_L2_ETHERNET
-
 endif # NETWORKING
 
 if LVGL
diff --git a/drivers/ethernet/Kconfig.mcux b/drivers/ethernet/Kconfig.mcux
index 6ee91c30b346..d8b3a0713e16 100644
--- a/drivers/ethernet/Kconfig.mcux
+++ b/drivers/ethernet/Kconfig.mcux
@@ -62,17 +62,6 @@ config ETH_MCUX_TX_BUFFERS
 	help
 	  Set the number of TX buffers provided to the MCUX driver.
 
-config ETH_MCUX_0
-	bool "MCUX Ethernet port 0"
-	help
-	  Include port 0 driver
-
-config ETH_MCUX_1
-	bool "MCUX Ethernet port 1"
-	depends on SOC_MIMXRT1062 || SOC_MIMXRT1064
-	help
-	  Include port 1 driver
-
 config ETH_MCUX_HW_ACCELERATION
 	bool "Enable hardware acceleration"
 	help
diff --git a/drivers/ethernet/eth_mcux.c b/drivers/ethernet/eth_mcux.c
index 4a5917695a82..14c17068ca81 100644
--- a/drivers/ethernet/eth_mcux.c
+++ b/drivers/ethernet/eth_mcux.c
@@ -2,7 +2,7 @@
  *
  *  Copyright (c) 2016-2017 ARM Ltd
  *  Copyright (c) 2016 Linaro Ltd
- *  Copyright (c) 2018 Intel Coporation
+ *  Copyright (c) 2018 Intel Corporation
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -39,7 +39,7 @@ LOG_MODULE_REGISTER(LOG_MODULE_NAME);
 
 #include "fsl_enet.h"
 #include "fsl_phy.h"
-#ifdef CONFIG_NET_POWER_MANAGEMENT
+#if defined(CONFIG_NET_POWER_MANAGEMENT)
 #include "fsl_clock.h"
 #include <drivers/clock_control.h>
 #endif
@@ -71,11 +71,14 @@ enum eth_mcux_phy_state {
 	eth_mcux_phy_state_closing
 };
 
-static void eth_mcux_init(const struct device *dev);
+#if defined(CONFIG_NET_POWER_MANAGEMENT)
+extern uint32_t ENET_GetInstance(ENET_Type * base);
+static const clock_ip_name_t enet_clocks[] = ENET_CLOCKS;
+#endif
 
-static const char *
-phy_state_name(enum eth_mcux_phy_state state)  __attribute__((unused));
+static void eth_mcux_init(const struct device *dev);
 
+#if defined(CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG)
 static const char *phy_state_name(enum eth_mcux_phy_state state)
 {
 	static const char * const name[] = {
@@ -91,14 +94,15 @@ static const char *phy_state_name(enum eth_mcux_phy_state state)
 
 	return name[state];
 }
+#endif
 
 static const char *eth_name(ENET_Type *base)
 {
 	switch ((int)base) {
-	case (int)ENET:
+	case DT_INST_REG_ADDR(0):
 		return DT_INST_LABEL(0);
-#if defined(CONFIG_ETH_MCUX_1)
-	case (int)ENET2:
+#if DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay)
+	case DT_INST_REG_ADDR(1):
 		return DT_INST_LABEL(1);
 #endif
 	default:
@@ -114,7 +118,7 @@ struct eth_context {
 	 * used for anything.
 	 */
 	struct net_if *iface;
-#ifdef CONFIG_NET_POWER_MANAGEMENT
+#if defined(CONFIG_NET_POWER_MANAGEMENT)
 	const char *clock_name;
 	clock_ip_name_t clock;
 	const struct device *clock_dev;
@@ -154,7 +158,7 @@ struct eth_context {
 	uint8_t frame_buf[NET_ETH_MAX_FRAME_SIZE]; /* Max MTU + ethernet header */
 };
 
-#ifdef CONFIG_HAS_MCUX_CACHE
+#if defined(CONFIG_HAS_MCUX_CACHE)
 static __nocache enet_rx_bd_struct_t __aligned(ENET_BUFF_ALIGNMENT)
 rx_buffer_desc[CONFIG_ETH_MCUX_RX_BUFFERS];
 
@@ -174,15 +178,15 @@ static struct net_pkt *ts_tx_pkt[CONFIG_ETH_MCUX_TX_BUFFERS];
 static int ts_tx_rd, ts_tx_wr;
 #endif
 
-/* Use ENET_FRAME_MAX_VALNFRAMELEN for VLAN frame size
- * Use ENET_FRAME_MAX_FRAMELEN for ethernet frame size
+/* Use ENET_FRAME_MAX_VLANFRAMELEN for VLAN frame size
+ * Use ENET_FRAME_MAX_FRAMELEN for Ethernet frame size
  */
 #if defined(CONFIG_NET_VLAN)
-#if !defined(ENET_FRAME_MAX_VALNFRAMELEN)
-#define ENET_FRAME_MAX_VALNFRAMELEN (ENET_FRAME_MAX_FRAMELEN + 4)
+#if !defined(ENET_FRAME_MAX_VLANFRAMELEN)
+#define ENET_FRAME_MAX_VLANFRAMELEN (ENET_FRAME_MAX_FRAMELEN + 4)
 #endif
 #define ETH_MCUX_BUFFER_SIZE \
-	ROUND_UP(ENET_FRAME_MAX_VALNFRAMELEN, ENET_BUFF_ALIGNMENT)
+	ROUND_UP(ENET_FRAME_MAX_VLANFRAMELEN, ENET_BUFF_ALIGNMENT)
 #else
 #define ETH_MCUX_BUFFER_SIZE \
 	ROUND_UP(ENET_FRAME_MAX_FRAMELEN, ENET_BUFF_ALIGNMENT)
@@ -194,7 +198,7 @@ rx_buffer[CONFIG_ETH_MCUX_RX_BUFFERS][ETH_MCUX_BUFFER_SIZE];
 static uint8_t __aligned(ENET_BUFF_ALIGNMENT)
 tx_buffer[CONFIG_ETH_MCUX_TX_BUFFERS][ETH_MCUX_BUFFER_SIZE];
 
-#ifdef CONFIG_NET_POWER_MANAGEMENT
+#if defined(CONFIG_NET_POWER_MANAGEMENT)
 static void eth_mcux_phy_enter_reset(struct eth_context *context);
 void eth_mcux_phy_stop(struct eth_context *context);
 
@@ -316,21 +320,21 @@ static inline struct net_if *get_iface(struct eth_context *ctx, uint16_t vlan_ta
 static void eth_mcux_phy_enter_reset(struct eth_context *context)
 {
 	/* Reset the PHY. */
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 	ENET_StartSMIWrite(context->base, context->phy_addr,
 			   PHY_BASICCONTROL_REG,
 			   kENET_MiiWriteValidFrame,
 			   PHY_BCTL_RESET_MASK);
 #endif
 	context->phy_state = eth_mcux_phy_state_reset;
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 	k_work_submit(&context->phy_work);
 #endif
 }
 
 static void eth_mcux_phy_start(struct eth_context *context)
 {
-#ifdef CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG
+#if defined(CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG)
 	LOG_DBG("%s phy_state=%s", eth_name(context->base),
 		phy_state_name(context->phy_state));
 #endif
@@ -341,7 +345,7 @@ static void eth_mcux_phy_start(struct eth_context *context)
 	case eth_mcux_phy_state_initial:
 		ENET_ActiveRead(context->base);
 		/* Reset the PHY. */
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		ENET_StartSMIWrite(context->base, context->phy_addr,
 				   PHY_BASICCONTROL_REG,
 				   kENET_MiiWriteValidFrame,
@@ -354,7 +358,7 @@ static void eth_mcux_phy_start(struct eth_context *context)
 		k_work_submit(&context->phy_work);
 		break;
 #endif
-#ifdef CONFIG_SOC_SERIES_IMX_RT
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
 		context->phy_state = eth_mcux_phy_state_initial;
 #else
 		context->phy_state = eth_mcux_phy_state_reset;
@@ -375,7 +379,7 @@ static void eth_mcux_phy_start(struct eth_context *context)
 
 void eth_mcux_phy_stop(struct eth_context *context)
 {
-#ifdef CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG
+#if defined(CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG)
 	LOG_DBG("%s phy_state=%s", eth_name(context->base),
 		phy_state_name(context->phy_state));
 #endif
@@ -411,20 +415,20 @@ static void eth_mcux_phy_event(struct eth_context *context)
 	uint32_t status;
 #endif
 	bool link_up;
-#ifdef CONFIG_SOC_SERIES_IMX_RT
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
 	status_t res;
 	uint32_t ctrl2;
 #endif
 	phy_duplex_t phy_duplex = kPHY_FullDuplex;
 	phy_speed_t phy_speed = kPHY_Speed100M;
 
-#ifdef CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG
+#if defined(CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG)
 	LOG_DBG("%s phy_state=%s", eth_name(context->base),
 		phy_state_name(context->phy_state));
 #endif
 	switch (context->phy_state) {
 	case eth_mcux_phy_state_initial:
-#ifdef CONFIG_SOC_SERIES_IMX_RT
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
 		ENET_DisableInterrupts(context->base, ENET_EIR_MII_MASK);
 		res = PHY_Read(context->base, context->phy_addr,
 			       PHY_CONTROL2_REG, &ctrl2);
@@ -441,7 +445,7 @@ static void eth_mcux_phy_event(struct eth_context *context)
 		}
 		context->phy_state = eth_mcux_phy_state_reset;
 #endif
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		/*
 		 * When the iface is available proceed with the eth link setup,
 		 * otherwise reschedule the eth_mcux_phy_event and check after
@@ -464,7 +468,7 @@ static void eth_mcux_phy_event(struct eth_context *context)
 		break;
 	case eth_mcux_phy_state_reset:
 		/* Setup PHY autonegotiation. */
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		ENET_StartSMIWrite(context->base, context->phy_addr,
 				   PHY_AUTONEG_ADVERTISE_REG,
 				   kENET_MiiWriteValidFrame,
@@ -474,12 +478,12 @@ static void eth_mcux_phy_event(struct eth_context *context)
 				    PHY_10BASETX_HALFDUPLEX_MASK | 0x1U));
 #endif
 		context->phy_state = eth_mcux_phy_state_autoneg;
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		k_work_submit(&context->phy_work);
 #endif
 		break;
 	case eth_mcux_phy_state_autoneg:
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		/* Setup PHY autonegotiation. */
 		ENET_StartSMIWrite(context->base, context->phy_addr,
 				   PHY_BASICCONTROL_REG,
@@ -488,20 +492,20 @@ static void eth_mcux_phy_event(struct eth_context *context)
 				    PHY_BCTL_RESTART_AUTONEG_MASK));
 #endif
 		context->phy_state = eth_mcux_phy_state_restart;
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		k_work_submit(&context->phy_work);
 #endif
 		break;
 	case eth_mcux_phy_state_wait:
 	case eth_mcux_phy_state_restart:
 		/* Start reading the PHY basic status. */
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		ENET_StartSMIRead(context->base, context->phy_addr,
 				  PHY_BASICSTATUS_REG,
 				  kENET_MiiReadValidFrame);
 #endif
 		context->phy_state = eth_mcux_phy_state_read_status;
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 		k_work_submit(&context->phy_work);
 #endif
 		break;
@@ -515,7 +519,7 @@ static void eth_mcux_phy_event(struct eth_context *context)
 #endif
 		if (link_up && !context->link_up) {
 			/* Start reading the PHY control register. */
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 			ENET_StartSMIRead(context->base, context->phy_addr,
 					  PHY_CONTROL1_REG,
 					  kENET_MiiReadValidFrame);
@@ -528,7 +532,7 @@ static void eth_mcux_phy_event(struct eth_context *context)
 				net_eth_carrier_on(context->iface);
 				k_msleep(USEC_PER_MSEC);
 			}
-#ifdef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 			k_work_submit(&context->phy_work);
 #endif
 		} else if (!link_up && context->link_up) {
@@ -594,7 +598,7 @@ static void eth_mcux_delayed_phy_work(struct k_work *item)
 
 static void eth_mcux_phy_setup(struct eth_context *context)
 {
-#ifdef CONFIG_SOC_SERIES_IMX_RT
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
 	status_t res;
 	uint32_t oms_override;
 
@@ -689,7 +693,7 @@ static bool eth_get_ptp_data(struct net_if *iface, struct net_pkt *pkt,
 		ptpTsData->messageType = hdr->message_type;
 		ptpTsData->sequenceId = ntohs(hdr->sequence_id);
 
-#ifdef CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG
+#if defined(CONFIG_ETH_MCUX_PHY_EXTRA_DEBUG)
 		LOG_DBG("PTP packet: ver %d type %d len %d seq %d",
 			ptpTsData->version,
 			ptpTsData->messageType,
@@ -853,7 +857,7 @@ static void eth_rx(struct eth_context *context)
 #endif
 		}
 	}
-#endif
+#endif /* CONFIG_NET_VLAN */
 
 #if defined(CONFIG_PTP_CLOCK_MCUX)
 	if (eth_get_ptp_data(get_iface(context, vlan_tag), pkt,
@@ -925,7 +929,7 @@ static inline void ts_register_tx_event(struct eth_context *context)
 		ts_tx_rd = 0;
 	}
 }
-#endif
+#endif /* CONFIG_PTP_CLOCK_MCUX */
 
 static void eth_callback(ENET_Type *base, enet_handle_t *handle,
 			 enet_event_t event, void *param)
@@ -962,44 +966,6 @@ static void eth_callback(ENET_Type *base, enet_handle_t *handle,
 	}
 }
 
-#if DT_INST_PROP(0, zephyr_random_mac_address) || \
-    DT_INST_PROP(1, zephyr_random_mac_address)
-static void generate_random_mac(uint8_t *mac_addr)
-{
-	gen_random_mac(mac_addr, FREESCALE_OUI_B0,
-		       FREESCALE_OUI_B1, FREESCALE_OUI_B2);
-}
-#endif
-
-#if !DT_INST_NODE_HAS_PROP(0, local_mac_address) || \
-	DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay) && \
-	!DT_INST_NODE_HAS_PROP(1, local_mac_address)
-static void generate_eth0_unique_mac(uint8_t *mac_addr)
-{
-	/* Trivially "hash" up to 128 bits of MCU unique identifier */
-#ifdef CONFIG_SOC_SERIES_IMX_RT
-	uint32_t id = OCOTP->CFG1 ^ OCOTP->CFG2;
-#endif
-#ifdef CONFIG_SOC_SERIES_KINETIS_K6X
-	uint32_t id = SIM->UIDH ^ SIM->UIDMH ^ SIM->UIDML ^ SIM->UIDL;
-#endif
-
-	mac_addr[0] |= 0x02; /* force LAA bit */
-
-	mac_addr[3] = id >> 8;
-	mac_addr[4] = id >> 16;
-	mac_addr[5] = id >> 0;
-}
-#endif
-
-#if DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay) && !DT_INST_NODE_HAS_PROP(1, local_mac_address)
-static void generate_eth1_unique_mac(uint8_t *mac_addr)
-{
-	generate_eth0_unique_mac(mac_addr);
-	mac_addr[5]++;
-}
-#endif
-
 static void eth_mcux_init(const struct device *dev)
 {
 	struct eth_context *context = dev->data;
@@ -1030,7 +996,7 @@ static void eth_mcux_init(const struct device *dev)
 	ENET_GetDefaultConfig(&enet_config);
 	enet_config.interrupt |= kENET_RxFrameInterrupt;
 	enet_config.interrupt |= kENET_TxFrameInterrupt;
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 	enet_config.interrupt |= kENET_MiiInterrupt;
 #endif
 
@@ -1058,7 +1024,6 @@ static void eth_mcux_init(const struct device *dev)
 		  context->mac_addr,
 		  sys_clock);
 
-
 #if defined(CONFIG_PTP_CLOCK_MCUX)
 	ENET_AddMulticastGroup(context->base, ptp_multicast);
 
@@ -1079,7 +1044,7 @@ static void eth_mcux_init(const struct device *dev)
 	ENET_AddMulticastGroup(context->base, mdns_multicast);
 #endif
 
-#ifndef CONFIG_ETH_MCUX_NO_PHY_SMI
+#if !defined(CONFIG_ETH_MCUX_NO_PHY_SMI)
 	ENET_SetSMI(context->base, sys_clock, false);
 #endif
 
@@ -1102,6 +1067,9 @@ static int eth_init(const struct device *dev)
 #endif
 
 #if defined(CONFIG_NET_POWER_MANAGEMENT)
+	const uint32_t inst = ENET_GetInstance(context->base);
+
+	context->clock = enet_clocks[inst];
 	context->clock_dev = device_get_binding(context->clock_name);
 #endif
 
@@ -1111,20 +1079,14 @@ static int eth_init(const struct device *dev)
 	k_delayed_work_init(&context->delayed_phy_work,
 			    eth_mcux_delayed_phy_work);
 
-
-	/* Initialize/override OUI which may not be correct in
-	 * devicetree.
-	 */
-	context->mac_addr[0] = FREESCALE_OUI_B0;
-	context->mac_addr[1] = FREESCALE_OUI_B1;
-	context->mac_addr[2] = FREESCALE_OUI_B2;
 	if (context->generate_mac) {
 		context->generate_mac(context->mac_addr);
 	}
 
 	eth_mcux_init(dev);
 
-	LOG_DBG("MAC %02x:%02x:%02x:%02x:%02x:%02x",
+	LOG_DBG("%s MAC %02x:%02x:%02x:%02x:%02x:%02x",
+		dev->name,
 		context->mac_addr[0], context->mac_addr[1],
 		context->mac_addr[2], context->mac_addr[3],
 		context->mac_addr[4], context->mac_addr[5]);
@@ -1196,6 +1158,34 @@ static enum ethernet_hw_caps eth_mcux_get_capabilities(const struct device *dev)
 		ETHERNET_LINK_100BASE_T;
 }
 
+static int eth_mcux_set_config(const struct device *dev,
+			       enum ethernet_config_type type,
+			       const struct ethernet_config *config)
+{
+	struct eth_context *context = dev->data;
+
+	switch (type) {
+	case ETHERNET_CONFIG_TYPE_MAC_ADDRESS:
+		memcpy(context->mac_addr,
+		       config->mac_address.addr,
+		       sizeof(context->mac_addr));
+		ENET_SetMacAddr(context->base, context->mac_addr);
+		net_if_set_link_addr(context->iface, context->mac_addr,
+				     sizeof(context->mac_addr),
+				     NET_LINK_ETHERNET);
+		LOG_DBG("%s MAC set to %02x:%02x:%02x:%02x:%02x:%02x",
+			dev->name,
+			context->mac_addr[0], context->mac_addr[1],
+			context->mac_addr[2], context->mac_addr[3],
+			context->mac_addr[4], context->mac_addr[5]);
+		return 0;
+	default:
+		break;
+	}
+
+	return -ENOTSUP;
+}
+
 #if defined(CONFIG_PTP_CLOCK_MCUX)
 static const struct device *eth_mcux_get_ptp_clock(const struct device *dev)
 {
@@ -1211,6 +1201,7 @@ static const struct ethernet_api api_funcs = {
 	.get_ptp_clock		= eth_mcux_get_ptp_clock,
 #endif
 	.get_capabilities	= eth_mcux_get_capabilities,
+	.set_config		= eth_mcux_set_config,
 	.send			= eth_tx,
 };
 
@@ -1223,7 +1214,7 @@ static void eth_mcux_ptp_isr(const struct device *dev)
 }
 #endif
 
-#if DT_INST_IRQ_HAS_NAME(0, common)
+#if DT_INST_IRQ_HAS_NAME(0, common) || DT_INST_IRQ_HAS_NAME(1, common)
 static void eth_mcux_dispacher_isr(const struct device *dev)
 {
 	struct eth_context *context = dev->data;
@@ -1245,7 +1236,7 @@ static void eth_mcux_dispacher_isr(const struct device *dev)
 }
 #endif
 
-#if DT_INST_IRQ_HAS_NAME(0, rx)
+#if DT_INST_IRQ_HAS_NAME(0, rx) || DT_INST_IRQ_HAS_NAME(1, rx)
 static void eth_mcux_rx_isr(const struct device *dev)
 {
 	struct eth_context *context = dev->data;
@@ -1254,7 +1245,7 @@ static void eth_mcux_rx_isr(const struct device *dev)
 }
 #endif
 
-#if DT_INST_IRQ_HAS_NAME(0, tx)
+#if DT_INST_IRQ_HAS_NAME(0, tx) || DT_INST_IRQ_HAS_NAME(1, tx)
 static void eth_mcux_tx_isr(const struct device *dev)
 {
 	struct eth_context *context = dev->data;
@@ -1263,7 +1254,7 @@ static void eth_mcux_tx_isr(const struct device *dev)
 }
 #endif
 
-#if DT_INST_IRQ_HAS_NAME(0, err_misc)
+#if DT_INST_IRQ_HAS_NAME(0, err_misc) || DT_INST_IRQ_HAS_NAME(1, err_misc)
 static void eth_mcux_error_isr(const struct device *dev)
 {
 	struct eth_context *context = dev->data;
@@ -1276,116 +1267,227 @@ static void eth_mcux_error_isr(const struct device *dev)
 }
 #endif
 
-static void eth_0_config_func(void);
+#if DT_NODE_HAS_STATUS(DT_DRV_INST(0), okay)
 
-static struct eth_context eth_0_context = {
-	.base = ENET,
+#if DT_INST_PROP(0, zephyr_random_mac_address) && \
+	NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(0))
+#error Conflict between 'local-mac-address' and 'zephyr,random-mac-address'
+#endif
+
+#if !NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(0))
+static void generate_eth0_mac(uint8_t *mac_addr)
+{
+#if DT_INST_PROP(0, zephyr_random_mac_address)
+	gen_random_mac(mac_addr,
+		       FREESCALE_OUI_B0, FREESCALE_OUI_B1, FREESCALE_OUI_B2);
+#else
+	/* Generate_unique_mac */
+	mac_addr[0] = FREESCALE_OUI_B0;
+	mac_addr[1] = FREESCALE_OUI_B1;
+	mac_addr[2] = FREESCALE_OUI_B2;
+	/* Trivially "hash" up to 128 bits of MCU unique identifier */
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
+	uint32_t id = OCOTP->CFG1 ^ OCOTP->CFG2;
+#elif defined(CONFIG_SOC_SERIES_KINETIS_K6X)
+	uint32_t id = SIM->UIDH ^ SIM->UIDMH ^ SIM->UIDML ^ SIM->UIDL;
+#else
+#error "Unsupported SOC"
+#endif
+	mac_addr[0] |= 0x02; /* force LAA bit */
+
+	mac_addr[3] = id >> 8;
+	mac_addr[4] = id >> 16;
+	mac_addr[5] = id >> 0;
+
+	mac_addr[5] += 0;
+#endif /* zephyr_random_mac_address */
+}
+#endif
+
+static void eth0_config_func(void);
+
+static struct eth_context eth0_context = {
+	.base = (ENET_Type *)DT_INST_REG_ADDR(0),
 #if defined(CONFIG_NET_POWER_MANAGEMENT)
 	.clock_name = DT_INST_CLOCKS_LABEL(0),
-	.clock = kCLOCK_Enet0,
 #endif
-	.config_func = eth_0_config_func,
+	.config_func = eth0_config_func,
 	.phy_addr = 0U,
 	.phy_duplex = kPHY_FullDuplex,
 	.phy_speed = kPHY_Speed100M,
-#if DT_INST_PROP(0, zephyr_random_mac_address)
-	.generate_mac = generate_random_mac,
-#endif
 #if NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(0))
 	.mac_addr = DT_INST_PROP(0, local_mac_address),
 	.generate_mac = NULL,
 #else
-	.generate_mac = generate_eth0_unique_mac,
+	.generate_mac = generate_eth0_mac,
 #endif
 };
 
 ETH_NET_DEVICE_INIT(eth_mcux_0, DT_INST_LABEL(0), eth_init,
-		    ETH_MCUX_PM_FUNC, &eth_0_context, NULL,
+		    ETH_MCUX_PM_FUNC, &eth0_context, NULL,
 		    CONFIG_ETH_INIT_PRIORITY, &api_funcs, NET_ETH_MTU);
 
-static void eth_0_config_func(void)
+static void eth0_config_func(void)
 {
 #if DT_INST_IRQ_HAS_NAME(0, rx)
 	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(0, rx, irq),
 		    DT_INST_IRQ_BY_NAME(0, rx, priority),
-		    eth_mcux_rx_isr, DEVICE_GET(eth_mcux_0), 0);
+		    eth_mcux_rx_isr,
+		    DEVICE_GET(eth_mcux_0),
+		    0);
 	irq_enable(DT_INST_IRQ_BY_NAME(0, rx, irq));
 #endif
 
 #if DT_INST_IRQ_HAS_NAME(0, tx)
 	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(0, tx, irq),
 		    DT_INST_IRQ_BY_NAME(0, tx, priority),
-		    eth_mcux_tx_isr, DEVICE_GET(eth_mcux_0), 0);
+		    eth_mcux_tx_isr,
+		    DEVICE_GET(eth_mcux_0),
+		    0);
 	irq_enable(DT_INST_IRQ_BY_NAME(0, tx, irq));
 #endif
 
 #if DT_INST_IRQ_HAS_NAME(0, err_misc)
 	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(0, err_misc, irq),
 		    DT_INST_IRQ_BY_NAME(0, err_misc, priority),
-		    eth_mcux_error_isr, DEVICE_GET(eth_mcux_0), 0);
+		    eth_mcux_error_isr,
+		    DEVICE_GET(eth_mcux_0),
+		    0);
 	irq_enable(DT_INST_IRQ_BY_NAME(0, err_misc, irq));
 #endif
 
 #if DT_INST_IRQ_HAS_NAME(0, common)
 	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(0, common, irq),
 		    DT_INST_IRQ_BY_NAME(0, common, priority),
-		    eth_mcux_dispacher_isr, DEVICE_GET(eth_mcux_0), 0);
+		    eth_mcux_dispacher_isr,
+		    DEVICE_GET(eth_mcux_0),
+		    0);
 	irq_enable(DT_INST_IRQ_BY_NAME(0, common, irq));
 #endif
 
 #if defined(CONFIG_PTP_CLOCK_MCUX)
+#if DT_NODE_HAS_STATUS(PTP_INST_NODEID(0), okay)
 	IRQ_CONNECT(DT_IRQ_BY_NAME(PTP_INST_NODEID(0), ieee1588_tmr, irq),
 		    DT_IRQ_BY_NAME(PTP_INST_NODEID(0), ieee1588_tmr, priority),
-		    eth_mcux_ptp_isr, DEVICE_GET(eth_mcux_0), 0);
+		    eth_mcux_ptp_isr,
+		    DEVICE_GET(eth_mcux_0),
+		    0);
 	irq_enable(DT_IRQ_BY_NAME(PTP_INST_NODEID(0), ieee1588_tmr, irq));
 #endif
+#endif
 }
+#endif /* DT_NODE_HAS_STATUS(DT_DRV_INST(0), okay) */
+
+#if DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay)
 
-#if defined(CONFIG_ETH_MCUX_1)
-static void eth_1_config_func(void);
+#if DT_INST_PROP(1, zephyr_random_mac_address) && \
+	NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(1))
+#error Conflict between 'local-mac-address' and 'zephyr,random-mac-address'
+#endif
 
-static struct eth_context eth_1_context = {
-	.base = ENET2,
+#if !NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(1))
+static void generate_eth1_mac(uint8_t *mac_addr)
+{
+#if DT_INST_PROP(1, zephyr_random_mac_address)
+	gen_random_mac(mac_addr,
+		       FREESCALE_OUI_B0, FREESCALE_OUI_B1, FREESCALE_OUI_B2);
+#else
+	/* Generate_unique_mac */
+	mac_addr[0] = FREESCALE_OUI_B0;
+	mac_addr[1] = FREESCALE_OUI_B1;
+	mac_addr[2] = FREESCALE_OUI_B2;
+	/* Trivially "hash" up to 128 bits of MCU unique identifier */
+#if defined(CONFIG_SOC_SERIES_IMX_RT)
+	uint32_t id = OCOTP->CFG1 ^ OCOTP->CFG2;
+#elif defined(CONFIG_SOC_SERIES_KINETIS_K6X)
+	uint32_t id = SIM->UIDH ^ SIM->UIDMH ^ SIM->UIDML ^ SIM->UIDL;
+#else
+#error "Unsupported SOC"
+#endif
+	mac_addr[0] |= 0x02; /* force LAA bit */
+
+	mac_addr[3] = id >> 8;
+	mac_addr[4] = id >> 16;
+	mac_addr[5] = id >> 0;
+
+	mac_addr[5] += 1;
+#endif /* zephyr_random_mac_address */
+}
+#endif
+
+static void eth1_config_func(void);
+
+static struct eth_context eth1_context = {
+	.base = (ENET_Type *)DT_INST_REG_ADDR(1),
 #if defined(CONFIG_NET_POWER_MANAGEMENT)
 	.clock_name = DT_INST_CLOCKS_LABEL(1),
-	.clock = kCLOCK_Enet2,
 #endif
-	.config_func = eth_1_config_func,
+	.config_func = eth1_config_func,
 	.phy_addr = 0U,
 	.phy_duplex = kPHY_FullDuplex,
 	.phy_speed = kPHY_Speed100M,
-#if DT_INST_PROP(1, zephyr_random_mac_address)
-	.generate_mac = generate_random_mac,
-#endif
 #if NODE_HAS_VALID_MAC_ADDR(DT_DRV_INST(1))
 	.mac_addr = DT_INST_PROP(1, local_mac_address),
 	.generate_mac = NULL,
 #else
-	.generate_mac = generate_eth1_unique_mac,
+	.generate_mac = generate_eth1_mac,
 #endif
 };
 
 ETH_NET_DEVICE_INIT(eth_mcux_1, DT_INST_LABEL(1), eth_init,
-		    ETH_MCUX_PM_FUNC, &eth_1_context, NULL,
+		    ETH_MCUX_PM_FUNC, &eth1_context, NULL,
 		    CONFIG_ETH_INIT_PRIORITY, &api_funcs, NET_ETH_MTU);
 
-static void eth_1_config_func(void)
+static void eth1_config_func(void)
 {
+#if DT_INST_IRQ_HAS_NAME(1, rx)
+	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(1, rx, irq),
+		    DT_INST_IRQ_BY_NAME(1, rx, priority),
+		    eth_mcux_rx_isr,
+		    DEVICE_GET(eth_mcux_1),
+		    0);
+	irq_enable(DT_INST_IRQ_BY_NAME(1, rx, irq));
+#endif
+
+#if DT_INST_IRQ_HAS_NAME(1, tx)
+	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(1, tx, irq),
+		    DT_INST_IRQ_BY_NAME(1, tx, priority),
+		    eth_mcux_tx_isr,
+		    DEVICE_GET(eth_mcux_1),
+		    0);
+	irq_enable(DT_INST_IRQ_BY_NAME(1, tx, irq));
+#endif
+
+#if DT_INST_IRQ_HAS_NAME(1, err_misc)
+	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(1, err_misc, irq),
+		    DT_INST_IRQ_BY_NAME(1, err_misc, priority),
+		    eth_mcux_error_isr,
+		    DEVICE_GET(eth_mcux_1),
+		    0);
+	irq_enable(DT_INST_IRQ_BY_NAME(1, err_misc, irq));
+#endif
+
 #if DT_INST_IRQ_HAS_NAME(1, common)
 	IRQ_CONNECT(DT_INST_IRQ_BY_NAME(1, common, irq),
 		    DT_INST_IRQ_BY_NAME(1, common, priority),
-		    eth_mcux_dispacher_isr, DEVICE_GET(eth_mcux_1), 0);
-	irq_enable(DT_INST_IRQ_BY_NAME(1, common, irq))
+		    eth_mcux_dispacher_isr,
+		    DEVICE_GET(eth_mcux_1),
+		    0);
+	irq_enable(DT_INST_IRQ_BY_NAME(1, common, irq));
 #endif
 
 #if defined(CONFIG_PTP_CLOCK_MCUX)
+#if DT_NODE_HAS_STATUS(PTP_INST_NODEID(1), okay)
 	IRQ_CONNECT(DT_IRQ_BY_NAME(PTP_INST_NODEID(1), ieee1588_tmr, irq),
 		    DT_IRQ_BY_NAME(PTP_INST_NODEID(1), ieee1588_tmr, priority),
-		    eth_mcux_ptp_isr, DEVICE_GET(eth_mcux_1), 0);
+		    eth_mcux_ptp_isr,
+		    DEVICE_GET(eth_mcux_1),
+		    0);
 	irq_enable(DT_IRQ_BY_NAME(PTP_INST_NODEID(1), ieee1588_tmr, irq));
 #endif
+#endif
 }
-#endif /* CONFIG_ETH_MCUX_1 */
+#endif /* DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay) */
 
 #if defined(CONFIG_PTP_CLOCK_MCUX)
 struct ptp_context {
@@ -1494,7 +1596,6 @@ static int ptp_clock_mcux_rate_adjust(const struct device *dev, float ratio)
 		mul = val;
 	}
 
-
 	ENET_Ptp1588AdjustTimer(context->base, corr, mul);
 
 	return 0;
diff --git a/samples/net/openthread/ncp/overlay-tri-n4m-br.conf b/samples/net/openthread/ncp/overlay-tri-n4m-br.conf
index e762a0c088a5..bf91033a3276 100644
--- a/samples/net/openthread/ncp/overlay-tri-n4m-br.conf
+++ b/samples/net/openthread/ncp/overlay-tri-n4m-br.conf
@@ -26,7 +26,7 @@ CONFIG_USB_REQUEST_BUFFER_SIZE=2048
 
 # disable ethernet on K64
 CONFIG_NET_L2_ETHERNET=n
-CONFIG_ETH_MCUX_0=n
+CONFIG_ETH_MCUX=n
 
 CONFIG_IEEE802154_RF2XX=y
 CONFIG_NET_CONFIG_IEEE802154_DEV_NAME="RF2XX_0"