diff --git a/board/toradex/common/Kconfig b/board/toradex/common/Kconfig
new file mode 100644
index 0000000..b33baef
--- /dev/null
+++ b/board/toradex/common/Kconfig
@@ -0,0 +1,69 @@
+# Copyright (c) 2016 Toradex, Inc.
+# SPDX-License-Identifier:	GPL-2.0+
+
+menuconfig TDX_CFG_BLOCK
+	bool "Enable Toradex config block support"
+	select OF_BOARD_SETUP
+	help
+	  The Toradex config block stored production data on the on-module
+	  flash device (NAND, NOR or eMMC). The area is normally preserved by
+	  software and contains the serial number (out of which the MAC
+	  address is generated) and the exact module type.
+
+# Helper config to determine the correct default location of the cfg block
+config TDX_HAVE_MMC
+	bool
+
+config TDX_HAVE_NAND
+	bool
+
+config TDX_HAVE_NOR
+	bool
+
+if TDX_CFG_BLOCK
+
+config TDX_CFG_BLOCK_IS_IN_MMC
+	bool
+	depends on TDX_HAVE_MMC
+	default y
+
+config TDX_CFG_BLOCK_IS_IN_NAND
+	bool
+	depends on TDX_HAVE_NAND
+	default y
+
+config TDX_CFG_BLOCK_IS_IN_NOR
+	bool
+	depends on TDX_HAVE_NOR
+	default y
+
+config TDX_CFG_BLOCK_DEV
+	int "Toradex config block eMMC device ID"
+	depends on TDX_CFG_BLOCK_IS_IN_MMC
+
+config TDX_CFG_BLOCK_PART
+	int "Toradex config block eMMC partition ID"
+	depends on TDX_CFG_BLOCK_IS_IN_MMC
+
+config TDX_CFG_BLOCK_OFFSET
+	int "Toradex config block offset"
+	help
+	  Specify the byte offset of the Toradex config block within the flash
+	  device the config block is stored on.
+
+config TDX_CFG_BLOCK_OFFSET2
+	int "Toradex config block offset, second instance"
+	default 0
+	help
+	  Specify the byte offset of the 2nd instance of the Toradex config block
+	  within the flash device the config block is stored on.
+	  Set to 0 on modules which have no 2nd instance.
+
+config TDX_CFG_BLOCK_2ND_ETHADDR
+	bool "Set the second Ethernet address"
+	help
+	  For each serial number two Ethernet addresses are available for dual
+	  Ethernet carrier boards. This options enables the code to set the
+	  second Ethernet address as environment variable (eth1addr).
+
+endif
diff --git a/board/toradex/common/Makefile b/board/toradex/common/Makefile
new file mode 100644
index 0000000..d645f5a
--- /dev/null
+++ b/board/toradex/common/Makefile
@@ -0,0 +1,11 @@
+# Copyright (c) 2016 Toradex, Inc.
+# SPDX-License-Identifier:	GPL-2.0+
+
+# Common for all Toradex modules
+ifeq ($(CONFIG_SPL_BUILD),y)
+# Necessary to create built-in.o
+obj- := __dummy__.o
+else
+obj-$(CONFIG_TDX_CFG_BLOCK) += tdx-cfg-block.o
+obj-y += tdx-common.o
+endif
diff --git a/board/toradex/common/tdx-cfg-block.c b/board/toradex/common/tdx-cfg-block.c
new file mode 100644
index 0000000..0014ce8
--- /dev/null
+++ b/board/toradex/common/tdx-cfg-block.c
@@ -0,0 +1,544 @@
+/*
+ * Copyright (c) 2016 Toradex, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include "tdx-cfg-block.h"
+
+#if defined(CONFIG_TARGET_APALIS_IMX6) || defined(CONFIG_TARGET_COLIBRI_IMX6)
+#include <asm/arch/sys_proto.h>
+#else
+#define is_cpu_type(cpu) (0)
+#endif
+#if defined(CONFIG_CPU_PXA27X)
+#include <asm/arch-pxa/pxa.h>
+#else
+#define cpu_is_pxa27x(cpu) (0)
+#endif
+#include <cli.h>
+#include <console.h>
+#include <flash.h>
+#include <malloc.h>
+#include <mmc.h>
+#include <nand.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define TAG_VALID	0xcf01
+#define TAG_MAC		0x0000
+#define TAG_HW		0x0008
+#define TAG_INVALID	0xffff
+
+#define TAG_FLAG_VALID	0x1
+
+#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
+#define TDX_CFG_BLOCK_MAX_SIZE 512
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
+#define TDX_CFG_BLOCK_MAX_SIZE 64
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
+#define TDX_CFG_BLOCK_MAX_SIZE 64
+#else
+#error Toradex config block location not set
+#endif
+
+struct toradex_tag {
+	u32 len:14;
+	u32 flags:2;
+	u32 id:16;
+};
+
+bool valid_cfgblock;
+struct toradex_hw tdx_hw_tag;
+struct toradex_eth_addr tdx_eth_addr;
+u32 tdx_serial;
+
+const char * const toradex_modules[] = {
+	 [0] = "UNKNOWN MODULE",
+	 [1] = "Colibri PXA270 312MHz",
+	 [2] = "Colibri PXA270 520MHz",
+	 [3] = "Colibri PXA320 806MHz",
+	 [4] = "Colibri PXA300 208MHz",
+	 [5] = "Colibri PXA310 624MHz",
+	 [6] = "Colibri PXA320 806MHz IT",
+	 [7] = "Colibri PXA300 208MHz XT",
+	 [8] = "Colibri PXA270 312MHz",
+	 [9] = "Colibri PXA270 520MHz",
+	[10] = "Colibri VF50 128MB", /* not currently on sale */
+	[11] = "Colibri VF61 256MB",
+	[12] = "Colibri VF61 256MB IT",
+	[13] = "Colibri VF50 128MB IT",
+	[14] = "Colibri iMX6 Solo 256MB",
+	[15] = "Colibri iMX6 DualLite 512MB",
+	[16] = "Colibri iMX6 Solo 256MB IT",
+	[17] = "Colibri iMX6 DualLite 512MB IT",
+	[18] = "UNKNOWN MODULE",
+	[19] = "UNKNOWN MODULE",
+	[20] = "Colibri T20 256MB",
+	[21] = "Colibri T20 512MB",
+	[22] = "Colibri T20 512MB IT",
+	[23] = "Colibri T30 1GB",
+	[24] = "Colibri T20 256MB IT",
+	[25] = "Apalis T30 2GB",
+	[26] = "Apalis T30 1GB",
+	[27] = "Apalis iMX6 Quad 1GB",
+	[28] = "Apalis iMX6 Quad 2GB IT",
+	[29] = "Apalis iMX6 Dual 512MB",
+	[30] = "Colibri T30 1GB IT",
+	[31] = "Apalis T30 1GB IT",
+	[32] = "Colibri iMX7 Solo 256MB",
+	[33] = "Colibri iMX7 Dual 512MB",
+	[34] = "Apalis TK1 2GB",
+	[35] = "Apalis iMX6 Dual 1GB IT",
+};
+
+#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_MMC
+static int tdx_cfg_block_mmc_storage(u8 *config_block, int write)
+{
+	struct mmc *mmc;
+	int dev = CONFIG_TDX_CFG_BLOCK_DEV;
+	int offset = CONFIG_TDX_CFG_BLOCK_OFFSET;
+	uint part = CONFIG_TDX_CFG_BLOCK_PART;
+	uint blk_start;
+	int ret = 0;
+
+	/* Read production parameter config block from eMMC */
+	mmc = find_mmc_device(dev);
+	if (!mmc) {
+		puts("No MMC card found\n");
+		ret = -ENODEV;
+		goto out;
+	}
+	if (part != mmc->block_dev.hwpart) {
+		if (blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part)) {
+			puts("MMC partition switch failed\n");
+			ret = -ENODEV;
+			goto out;
+		}
+	}
+	if (offset < 0)
+		offset += mmc->capacity;
+	blk_start = ALIGN(offset, mmc->write_bl_len) / mmc->write_bl_len;
+
+	if (!write) {
+		/* Careful reads a whole block of 512 bytes into config_block */
+		if (blk_dread(mmc_get_blk_desc(mmc), blk_start, 1,
+			      (unsigned char *)config_block) != 1) {
+			ret = -EIO;
+			goto out;
+		}
+		/* Flush cache after read */
+		flush_cache((ulong)(unsigned char *)config_block, 512);
+	} else {
+		/* Just writing one 512 byte block */
+		if (blk_dwrite(mmc_get_blk_desc(mmc), blk_start, 1,
+			       (unsigned char *)config_block) != 1) {
+			ret = -EIO;
+			goto out;
+		}
+	}
+
+out:
+	/* Switch back to regular eMMC user partition */
+	blk_select_hwpart_devnum(IF_TYPE_MMC, 0, 0);
+
+	return ret;
+}
+#endif
+
+#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_NAND
+static int read_tdx_cfg_block_from_nand(unsigned char *config_block)
+{
+	size_t size = TDX_CFG_BLOCK_MAX_SIZE;
+
+	/* Read production parameter config block from NAND page */
+	return nand_read_skip_bad(nand_info[0], CONFIG_TDX_CFG_BLOCK_OFFSET,
+			 &size, NULL, TDX_CFG_BLOCK_MAX_SIZE, config_block);
+}
+
+static int write_tdx_cfg_block_to_nand(unsigned char *config_block)
+{
+	size_t size = TDX_CFG_BLOCK_MAX_SIZE;
+
+	/* Write production parameter config block to NAND page */
+	return nand_write_skip_bad(nand_info[0], CONFIG_TDX_CFG_BLOCK_OFFSET,
+				   &size, NULL, TDX_CFG_BLOCK_MAX_SIZE,
+				   config_block, WITH_WR_VERIFY);
+}
+#endif
+
+#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_NOR
+static int read_tdx_cfg_block_from_nor(unsigned char *config_block)
+{
+	/* Read production parameter config block from NOR flash */
+	memcpy(config_block, (void *)CONFIG_TDX_CFG_BLOCK_OFFSET,
+	       TDX_CFG_BLOCK_MAX_SIZE);
+	return 0;
+}
+
+static int write_tdx_cfg_block_to_nor(unsigned char *config_block)
+{
+	/* Write production parameter config block to NOR flash */
+	return flash_write((void *)config_block, CONFIG_TDX_CFG_BLOCK_OFFSET,
+			   TDX_CFG_BLOCK_MAX_SIZE);
+}
+#endif
+
+int read_tdx_cfg_block(void)
+{
+	int ret = 0;
+	u8 *config_block = NULL;
+	struct toradex_tag *tag;
+	size_t size = TDX_CFG_BLOCK_MAX_SIZE;
+	int offset;
+
+	/* Allocate RAM area for config block */
+	config_block = memalign(ARCH_DMA_MINALIGN, size);
+	if (!config_block) {
+		printf("Not enough malloc space available!\n");
+		return -ENOMEM;
+	}
+
+	memset(config_block, 0, size);
+
+#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
+	ret = tdx_cfg_block_mmc_storage(config_block, 0);
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
+	ret = read_tdx_cfg_block_from_nand(config_block);
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
+	ret = read_tdx_cfg_block_from_nor(config_block);
+#else
+	ret = -EINVAL;
+#endif
+	if (ret)
+		goto out;
+
+	/* Expect a valid tag first */
+	tag = (struct toradex_tag *)config_block;
+	if (tag->flags != TAG_FLAG_VALID || tag->id != TAG_VALID) {
+		valid_cfgblock = false;
+		ret = -EINVAL;
+		goto out;
+	}
+	valid_cfgblock = true;
+	offset = 4;
+
+	while (offset < TDX_CFG_BLOCK_MAX_SIZE) {
+		tag = (struct toradex_tag *)(config_block + offset);
+		offset += 4;
+		if (tag->id == TAG_INVALID)
+			break;
+
+		if (tag->flags == TAG_FLAG_VALID) {
+			switch (tag->id) {
+			case TAG_MAC:
+				memcpy(&tdx_eth_addr, config_block + offset,
+				       6);
+
+				/* NIC part of MAC address is serial number */
+				tdx_serial = ntohl(tdx_eth_addr.nic) >> 8;
+				break;
+			case TAG_HW:
+				memcpy(&tdx_hw_tag, config_block + offset, 8);
+				break;
+			}
+		}
+
+		/* Get to next tag according to current tags length */
+		offset += tag->len * 4;
+	}
+
+	/* Cap product id to avoid issues with a yet unknown one */
+	if (tdx_hw_tag.prodid > (sizeof(toradex_modules) /
+				  sizeof(toradex_modules[0])))
+		tdx_hw_tag.prodid = 0;
+
+out:
+	free(config_block);
+	return ret;
+}
+
+static int get_cfgblock_interactive(void)
+{
+	char message[CONFIG_SYS_CBSIZE];
+	char *soc;
+	char it = 'n';
+	int len;
+
+	if (cpu_is_pxa27x())
+		sprintf(message, "Is the module the 312 MHz version? [y/N] ");
+	else
+		sprintf(message, "Is the module an IT version? [y/N] ");
+
+	len = cli_readline(message);
+	it = console_buffer[0];
+
+	soc = getenv("soc");
+	if (!strcmp("mx6", soc)) {
+#ifdef CONFIG_MACH_TYPE
+		if (it == 'y' || it == 'Y')
+			if (is_cpu_type(MXC_CPU_MX6Q))
+				tdx_hw_tag.prodid = APALIS_IMX6Q_IT;
+			else
+				tdx_hw_tag.prodid = APALIS_IMX6D_IT;
+		else
+			if (is_cpu_type(MXC_CPU_MX6Q))
+				tdx_hw_tag.prodid = APALIS_IMX6Q;
+			else
+				tdx_hw_tag.prodid = APALIS_IMX6D;
+#else
+		if (it == 'y' || it == 'Y')
+			if (is_cpu_type(MXC_CPU_MX6DL))
+				tdx_hw_tag.prodid = COLIBRI_IMX6DL_IT;
+			else
+				tdx_hw_tag.prodid = COLIBRI_IMX6S_IT;
+		else
+			if (is_cpu_type(MXC_CPU_MX6DL))
+				tdx_hw_tag.prodid = COLIBRI_IMX6DL;
+			else
+				tdx_hw_tag.prodid = COLIBRI_IMX6S;
+#endif /* CONFIG_MACH_TYPE */
+	} else if (!strcmp("imx7d", soc)) {
+		tdx_hw_tag.prodid = COLIBRI_IMX7D;
+	} else if (!strcmp("imx7s", soc)) {
+		tdx_hw_tag.prodid = COLIBRI_IMX7S;
+	} else if (!strcmp("tegra20", soc)) {
+		if (it == 'y' || it == 'Y')
+			if (gd->ram_size == 0x10000000)
+				tdx_hw_tag.prodid = COLIBRI_T20_256MB_IT;
+			else
+				tdx_hw_tag.prodid = COLIBRI_T20_512MB_IT;
+		else
+			if (gd->ram_size == 0x10000000)
+				tdx_hw_tag.prodid = COLIBRI_T20_256MB;
+			else
+				tdx_hw_tag.prodid = COLIBRI_T20_512MB;
+	} else if (cpu_is_pxa27x()) {
+		if (it == 'y' || it == 'Y')
+			tdx_hw_tag.prodid = COLIBRI_PXA270_312MHZ;
+		else
+			tdx_hw_tag.prodid = COLIBRI_PXA270_520MHZ;
+#ifdef CONFIG_MACH_TYPE
+	} else if (!strcmp("tegra30", soc)) {
+		if (CONFIG_MACH_TYPE == MACH_TYPE_APALIS_T30) {
+			if (it == 'y' || it == 'Y')
+				tdx_hw_tag.prodid = APALIS_T30_IT;
+			else
+				if (gd->ram_size == 0x40000000)
+					tdx_hw_tag.prodid = APALIS_T30_1GB;
+				else
+					tdx_hw_tag.prodid = APALIS_T30_2GB;
+		} else {
+			if (it == 'y' || it == 'Y')
+				tdx_hw_tag.prodid = COLIBRI_T30_IT;
+			else
+				tdx_hw_tag.prodid = COLIBRI_T30;
+		}
+#endif /* CONFIG_MACH_TYPE */
+	} else if (!strcmp("tegra124", soc)) {
+		tdx_hw_tag.prodid = APALIS_TK1_2GB;
+	} else if (!strcmp("vf500", soc)) {
+		if (it == 'y' || it == 'Y')
+			tdx_hw_tag.prodid = COLIBRI_VF50_IT;
+		else
+			tdx_hw_tag.prodid = COLIBRI_VF50;
+	} else if (!strcmp("vf610", soc)) {
+		if (it == 'y' || it == 'Y')
+			tdx_hw_tag.prodid = COLIBRI_VF61_IT;
+		else
+			tdx_hw_tag.prodid = COLIBRI_VF61;
+	} else {
+		printf("Module type not detectable due to unknown SoC\n");
+		return -1;
+	}
+
+	while (len < 4) {
+		sprintf(message, "Enter the module version (e.g. V1.1B): V");
+		len = cli_readline(message);
+	}
+
+	tdx_hw_tag.ver_major = console_buffer[0] - '0';
+	tdx_hw_tag.ver_minor = console_buffer[2] - '0';
+	tdx_hw_tag.ver_assembly = console_buffer[3] - 'A';
+
+	if (cpu_is_pxa27x() && (tdx_hw_tag.ver_major == 1))
+		tdx_hw_tag.prodid -= (COLIBRI_PXA270_312MHZ -
+				       COLIBRI_PXA270_V1_312MHZ);
+
+	while (len < 8) {
+		sprintf(message, "Enter module serial number: ");
+		len = cli_readline(message);
+	}
+
+	tdx_serial = simple_strtoul(console_buffer, NULL, 10);
+
+	return 0;
+}
+
+static int get_cfgblock_barcode(char *barcode)
+{
+	if (strlen(barcode) < 16) {
+		printf("Argument too short, barcode is 16 chars long\n");
+		return -1;
+	}
+
+	/* Get hardware information from the first 8 digits */
+	tdx_hw_tag.ver_major = barcode[4] - '0';
+	tdx_hw_tag.ver_minor = barcode[5] - '0';
+	tdx_hw_tag.ver_assembly = barcode[7] - '0';
+
+	barcode[4] = '\0';
+	tdx_hw_tag.prodid = simple_strtoul(barcode, NULL, 10);
+
+	/* Parse second part of the barcode (serial number */
+	barcode += 8;
+	tdx_serial = simple_strtoul(barcode, NULL, 10);
+
+	return 0;
+}
+
+static int do_cfgblock_create(cmd_tbl_t *cmdtp, int flag, int argc,
+			      char * const argv[])
+{
+	u8 *config_block;
+	struct toradex_tag *tag;
+	size_t size = TDX_CFG_BLOCK_MAX_SIZE;
+	int offset = 0;
+	int ret = CMD_RET_SUCCESS;
+	int err;
+
+	/* Allocate RAM area for config block */
+	config_block = memalign(ARCH_DMA_MINALIGN, size);
+	if (!config_block) {
+		printf("Not enough malloc space available!\n");
+		return CMD_RET_FAILURE;
+	}
+
+	memset(config_block, 0xff, size);
+
+	read_tdx_cfg_block();
+	if (valid_cfgblock) {
+#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
+		/*
+		 * On NAND devices, recreation is only allowed if the page is
+		 * empty (config block invalid...)
+		 */
+		printf("NAND erase block %d need to be erased before creating a Toradex config block\n",
+		       CONFIG_TDX_CFG_BLOCK_OFFSET / nand_info[0]->erasesize);
+		goto out;
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
+		/*
+		 * On NOR devices, recreation is only allowed if the sector is
+		 * empty and write protection is off (config block invalid...)
+		 */
+		printf("NOR sector at offset 0x%02x need to be erased and unprotected before creating a Toradex config block\n",
+		       CONFIG_TDX_CFG_BLOCK_OFFSET);
+		goto out;
+#else
+		char message[CONFIG_SYS_CBSIZE];
+		sprintf(message,
+			"A valid Toradex config block is present, still recreate? [y/N] ");
+
+		if (!cli_readline(message))
+			goto out;
+
+		if (console_buffer[0] != 'y' && console_buffer[0] != 'Y')
+			goto out;
+#endif
+	}
+
+	/* Parse new Toradex config block data... */
+	if (argc < 3)
+		err = get_cfgblock_interactive();
+	else
+		err = get_cfgblock_barcode(argv[2]);
+
+	if (err) {
+		ret = CMD_RET_FAILURE;
+		goto out;
+	}
+
+	/* Convert serial number to MAC address (the storage format) */
+	tdx_eth_addr.oui = htonl(0x00142dUL << 8);
+	tdx_eth_addr.nic = htonl(tdx_serial << 8);
+
+	/* Valid Tag */
+	tag = (struct toradex_tag *)config_block;
+	tag->id = TAG_VALID;
+	tag->flags = TAG_FLAG_VALID;
+	tag->len = 0;
+	offset += 4;
+
+	/* Product Tag */
+	tag = (struct toradex_tag *)(config_block + offset);
+	tag->id = TAG_HW;
+	tag->flags = TAG_FLAG_VALID;
+	tag->len = 2;
+	offset += 4;
+
+	memcpy(config_block + offset, &tdx_hw_tag, 8);
+	offset += 8;
+
+	/* MAC Tag */
+	tag = (struct toradex_tag *)(config_block + offset);
+	tag->id = TAG_MAC;
+	tag->flags = TAG_FLAG_VALID;
+	tag->len = 2;
+	offset += 4;
+
+	memcpy(config_block + offset, &tdx_eth_addr, 6);
+	offset += 6;
+	memset(config_block + offset, 0, 32 - offset);
+
+#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
+	err = tdx_cfg_block_mmc_storage(config_block, 1);
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
+	err = write_tdx_cfg_block_to_nand(config_block);
+#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
+	err = write_tdx_cfg_block_to_nor(config_block);
+#else
+	err = -EINVAL;
+#endif
+	if (err) {
+		printf("Failed to write Toradex config block: %d\n", ret);
+		ret = CMD_RET_FAILURE;
+		goto out;
+	}
+
+	printf("Toradex config block successfully written\n");
+
+out:
+	free(config_block);
+	return ret;
+}
+
+static int do_cfgblock(cmd_tbl_t *cmdtp, int flag, int argc,
+		       char * const argv[])
+{
+	int ret;
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
+
+	if (!strcmp(argv[1], "create")) {
+		return do_cfgblock_create(cmdtp, flag, argc, argv);
+	} else if (!strcmp(argv[1], "reload")) {
+		ret = read_tdx_cfg_block();
+		if (ret) {
+			printf("Failed to reload Toradex config block: %d\n",
+			       ret);
+			return CMD_RET_FAILURE;
+		}
+		return CMD_RET_SUCCESS;
+	}
+
+	return CMD_RET_USAGE;
+}
+
+U_BOOT_CMD(
+	cfgblock, 3, 0, do_cfgblock,
+	"Toradex config block handling commands",
+	"create [barcode] - (Re-)create Toradex config block\n"
+	"cfgblock reload - Reload Toradex config block from flash"
+);
diff --git a/board/toradex/common/tdx-cfg-block.h b/board/toradex/common/tdx-cfg-block.h
new file mode 100644
index 0000000..fd7c362
--- /dev/null
+++ b/board/toradex/common/tdx-cfg-block.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2016 Toradex, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TDX_CFG_BLOCK_H
+#define _TDX_CFG_BLOCK_H
+
+#include "tdx-common.h"
+
+struct toradex_hw {
+	u16 ver_major;
+	u16 ver_minor;
+	u16 ver_assembly;
+	u16 prodid;
+};
+
+struct toradex_eth_addr {
+	u32 oui:24;
+	u32 nic:24;
+} __attribute__((__packed__));
+
+enum {
+	COLIBRI_PXA270_V1_312MHZ = 1,
+	COLIBRI_PXA270_V1_520MHZ,
+	COLIBRI_PXA320,
+	COLIBRI_PXA300,
+	COLIBRI_PXA310,
+	COLIBRI_PXA320_IT,
+	COLIBRI_PXA300_XT,
+	COLIBRI_PXA270_312MHZ,
+	COLIBRI_PXA270_520MHZ,
+	COLIBRI_VF50, /* not currently on sale */
+	COLIBRI_VF61,
+	COLIBRI_VF61_IT,
+	COLIBRI_VF50_IT,
+	COLIBRI_IMX6S,
+	COLIBRI_IMX6DL,
+	COLIBRI_IMX6S_IT,
+	COLIBRI_IMX6DL_IT,
+	COLIBRI_T20_256MB = 20,
+	COLIBRI_T20_512MB,
+	COLIBRI_T20_512MB_IT,
+	COLIBRI_T30,
+	COLIBRI_T20_256MB_IT,
+	APALIS_T30_2GB,
+	APALIS_T30_1GB,
+	APALIS_IMX6Q,
+	APALIS_IMX6Q_IT,
+	APALIS_IMX6D,
+	COLIBRI_T30_IT,
+	APALIS_T30_IT,
+	COLIBRI_IMX7S,
+	COLIBRI_IMX7D,
+	APALIS_TK1_2GB,
+	APALIS_IMX6D_IT,
+};
+
+extern const char * const toradex_modules[];
+extern bool valid_cfgblock;
+extern struct toradex_hw tdx_hw_tag;
+extern struct toradex_eth_addr tdx_eth_addr;
+extern u32 tdx_serial;
+
+int read_tdx_cfg_block(void);
+
+#endif /* _TDX_CFG_BLOCK_H */
diff --git a/board/toradex/common/tdx-common.c b/board/toradex/common/tdx-common.c
new file mode 100644
index 0000000..f1ab794
--- /dev/null
+++ b/board/toradex/common/tdx-common.c
@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2016 Toradex, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <g_dnl.h>
+#include <libfdt.h>
+
+#include "tdx-cfg-block.h"
+#include "tdx-common.h"
+
+#ifdef CONFIG_TDX_CFG_BLOCK
+static char tdx_serial_str[9];
+static char tdx_board_rev_str[6];
+
+#ifdef CONFIG_REVISION_TAG
+u32 get_board_rev(void)
+{
+	/* Check validity */
+	if (!tdx_hw_tag.ver_major)
+		return 0;
+
+	return ((tdx_hw_tag.ver_major & 0xff) << 8) |
+		((tdx_hw_tag.ver_minor & 0xf) << 4) |
+		((tdx_hw_tag.ver_assembly & 0xf) + 0xa);
+}
+#endif /* CONFIG_TDX_CFG_BLOCK */
+
+#ifdef CONFIG_SERIAL_TAG
+void get_board_serial(struct tag_serialnr *serialnr)
+{
+	int array[8];
+	unsigned int serial = tdx_serial;
+	int i;
+
+	serialnr->low = 0;
+	serialnr->high = 0;
+
+	/* Check validity */
+	if (serial) {
+		/*
+		 * Convert to Linux serial number format (hexadecimal coded
+		 * decimal)
+		 */
+		i = 7;
+		while (serial) {
+			array[i--] = serial % 10;
+			serial /= 10;
+		}
+		while (i >= 0)
+			array[i--] = 0;
+		serial = array[0];
+		for (i = 1; i < 8; i++) {
+			serial *= 16;
+			serial += array[i];
+		}
+
+		serialnr->low = serial;
+	}
+}
+#endif /* CONFIG_SERIAL_TAG */
+
+int show_board_info(void)
+{
+	unsigned char ethaddr[6];
+
+	if (read_tdx_cfg_block()) {
+		printf("Missing Toradex config block\n");
+		checkboard();
+		return 0;
+	}
+
+	/* board serial-number */
+	sprintf(tdx_serial_str, "%08u", tdx_serial);
+	sprintf(tdx_board_rev_str, "V%1d.%1d%c",
+		tdx_hw_tag.ver_major,
+		tdx_hw_tag.ver_minor,
+		(char)tdx_hw_tag.ver_assembly + 'A');
+
+	setenv("serial#", tdx_serial_str);
+
+	/*
+	 * Check if environment contains a valid MAC address,
+	 * set the one from config block if not
+	 */
+	if (!eth_getenv_enetaddr("ethaddr", ethaddr))
+		eth_setenv_enetaddr("ethaddr", (u8 *)&tdx_eth_addr);
+
+#ifdef CONFIG_TDX_CFG_BLOCK_2ND_ETHADDR
+	if (!eth_getenv_enetaddr("eth1addr", ethaddr)) {
+		/*
+		 * Secondary MAC address is allocated from block
+		 * 0x100000 higher then the first MAC address
+		 */
+		memcpy(ethaddr, &tdx_eth_addr, 6);
+		ethaddr[3] += 0x10;
+		eth_setenv_enetaddr("eth1addr", ethaddr);
+	}
+#endif
+
+	printf("Model: Toradex %s %s, Serial# %s\n",
+	       toradex_modules[tdx_hw_tag.prodid],
+	       tdx_board_rev_str,
+	       tdx_serial_str);
+
+	return 0;
+}
+
+#ifdef CONFIG_USBDOWNLOAD_GADGET
+int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
+{
+	unsigned short usb_pid;
+
+	usb_pid = TORADEX_USB_PRODUCT_NUM_OFFSET + tdx_hw_tag.prodid;
+	put_unaligned(usb_pid, &dev->idProduct);
+
+	return 0;
+}
+#endif /* CONFIG_USBDOWNLOAD_GADGET */
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	if (tdx_serial) {
+		fdt_setprop(blob, 0, "serial-number", tdx_serial_str,
+			    strlen(tdx_serial_str) + 1);
+	}
+
+	if (tdx_hw_tag.ver_major) {
+		char prod_id[5];
+
+		sprintf(prod_id, "%04u", tdx_hw_tag.prodid);
+		fdt_setprop(blob, 0, "toradex,product-id", prod_id, 5);
+
+		fdt_setprop(blob, 0, "toradex,board-rev", tdx_board_rev_str,
+			    strlen(tdx_board_rev_str) + 1);
+	}
+
+	return 0;
+}
+#endif
+
+#else /* CONFIG_TDX_CFG_BLOCK */
+
+#ifdef CONFIG_REVISION_TAG
+u32 get_board_rev(void)
+{
+	return 0;
+}
+#endif /* CONFIG_REVISION_TAG */
+
+#ifdef CONFIG_SERIAL_TAG
+u32 get_board_serial(void)
+{
+	return 0;
+}
+#endif /* CONFIG_SERIAL_TAG */
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	return 0;
+}
+#endif
+
+#endif /* CONFIG_TDX_CFG_BLOCK */
diff --git a/board/toradex/common/tdx-common.h b/board/toradex/common/tdx-common.h
new file mode 100644
index 0000000..f308ebd
--- /dev/null
+++ b/board/toradex/common/tdx-common.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2016 Toradex, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TDX_COMMON_H
+#define _TDX_COMMON_H
+
+#define TORADEX_USB_PRODUCT_NUM_OFFSET	0x4000
+#define TDX_USB_VID			0x1B67
+
+#endif /* _TDX_COMMON_H */