diff --git a/board/siemens/capricorn/board.c b/board/siemens/capricorn/board.c
index 924c88e..5f7e2b1 100644
--- a/board/siemens/capricorn/board.c
+++ b/board/siemens/capricorn/board.c
@@ -28,6 +28,7 @@
 #include <asm/arch-imx8/clock.h>
 #endif
 #include <linux/delay.h>
+#include "../common/eeprom.h"
 #include "../common/factoryset.h"
 
 #define GPIO_PAD_CTRL \
@@ -337,13 +338,11 @@
 }
 
 #ifndef CONFIG_SPL_BUILD
-int factoryset_read_eeprom(int i2c_addr);
-
 static int load_parameters_from_factoryset(void)
 {
 	int ret;
 
-	ret = factoryset_read_eeprom(EEPROM_I2C_ADDR);
+	ret = factoryset_read_eeprom(SIEMENS_EE_I2C_ADDR);
 	if (ret)
 		return ret;
 
diff --git a/board/siemens/common/board.c b/board/siemens/common/board.c
index d077751..420c496 100644
--- a/board/siemens/common/board.c
+++ b/board/siemens/common/board.c
@@ -34,7 +34,8 @@
 #include <cpsw.h>
 #include <watchdog.h>
 #include <asm/mach-types.h>
-#include "../common/factoryset.h"
+#include "eeprom.h"
+#include "factoryset.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -70,7 +71,6 @@
 #endif /* #ifdef CONFIG_SPL_BUILD */
 
 #ifndef CONFIG_SPL_BUILD
-#define FACTORYSET_EEPROM_ADDR		0x50
 /*
  * Basic board specific setup.  Pinmux has been handled already.
  */
@@ -88,7 +88,7 @@
 	gd->bd->bi_boot_params = CFG_SYS_SDRAM_BASE + 0x100;
 
 #ifdef CONFIG_FACTORYSET
-	factoryset_read_eeprom(FACTORYSET_EEPROM_ADDR);
+	factoryset_read_eeprom(SIEMENS_EE_I2C_ADDR);
 #endif
 
 	gpmc_init();
diff --git a/board/siemens/common/eeprom.h b/board/siemens/common/eeprom.h
new file mode 100644
index 0000000..a21d427
--- /dev/null
+++ b/board/siemens/common/eeprom.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright Siemens AG 2023
+ *
+ * Common board definitions for siemens boards
+ */
+
+#ifndef _COMMON_EEPROM_H_
+#define _COMMON_EEPROM_H_
+
+/* EEPROM @ I2C */
+#define SIEMENS_EE_I2C_BUS	0
+#define SIEMENS_EE_I2C_ADDR	0x50
+
+/* EEPROM mapping */
+#define SIEMENS_EE_ADDR_NAND_GEO	0x80
+#define SIEMENS_EE_ADDR_DDR3		0x90
+#define SIEMENS_EE_ADDR_CHIP		0x120
+#define SIEMENS_EE_ADDR_FACTORYSET	0x400
+
+#endif /* _COMMON_EEPROM_H_ */
diff --git a/board/siemens/common/factoryset.c b/board/siemens/common/factoryset.c
index 4e36a6f..b5befab 100644
--- a/board/siemens/common/factoryset.c
+++ b/board/siemens/common/factoryset.c
@@ -22,11 +22,11 @@
 #include <net.h>
 #include <errno.h>
 #include <g_dnl.h>
+#include "eeprom.h"
 #include "factoryset.h"
 
-#define EEPR_PG_SZ		0x80
-#define EEPROM_FATORYSET_OFFSET	0x400
-#define OFF_PG            EEPROM_FATORYSET_OFFSET/EEPR_PG_SZ
+#define EEPR_PG_SZ	0x80
+#define OFF_PG		(SIEMENS_EE_ADDR_FACTORYSET / EEPR_PG_SZ)
 
 /* Global variable that contains necessary information from FactorySet */
 struct factorysetcontainer factory_dat;
@@ -159,7 +159,7 @@
 #endif
 
 #if CONFIG_IS_ENABLED(DM_I2C)
-	ret = uclass_get_device_by_seq(UCLASS_I2C, EEPROM_I2C_BUS, &bus);
+	ret = uclass_get_device_by_seq(UCLASS_I2C, SIEMENS_EE_I2C_BUS, &bus);
 	if (ret)
 		goto err;
 
@@ -171,14 +171,14 @@
 	if (ret)
 		goto err;
 
-	ret = dm_i2c_read(dev, EEPROM_FATORYSET_OFFSET, hdr, sizeof(hdr));
+	ret = dm_i2c_read(dev, SIEMENS_EE_ADDR_FACTORYSET, hdr, sizeof(hdr));
 	if (ret)
 		goto err;
 #else
 	if (i2c_probe(i2c_addr))
 		goto err;
 
-	if (i2c_read(i2c_addr, EEPROM_FATORYSET_OFFSET, 2, hdr, sizeof(hdr)))
+	if (i2c_read(i2c_addr, SIEMENS_EE_ADDR_FACTORYSET, 2, hdr, sizeof(hdr)))
 		goto err;
 #endif
 
diff --git a/board/siemens/draco/board.c b/board/siemens/draco/board.c
index 8b13d23..367a300 100644
--- a/board/siemens/draco/board.c
+++ b/board/siemens/draco/board.c
@@ -37,6 +37,7 @@
 #include <watchdog.h>
 #include <linux/delay.h>
 #include "board.h"
+#include "../common/eeprom.h"
 #include "../common/factoryset.h"
 #include <nand.h>
 
@@ -132,16 +133,12 @@
 	u8 nand_bus;
 };
 
-#define EEPROM_ADDR		0x50
-#define EEPROM_ADDR_DDR3	0x90
-#define EEPROM_ADDR_CHIP	0x120
-
 static int draco_read_nand_geometry(void)
 {
 	struct am335x_nand_geometry geo;
 
 	/* Read NAND geometry */
-	if (i2c_read(EEPROM_ADDR, 0x80, 2,
+	if (i2c_read(SIEMENS_EE_I2C_ADDR, SIEMENS_EE_ADDR_NAND_GEO, 2,
 		     (uchar *)&geo, sizeof(struct am335x_nand_geometry))) {
 		printf("Could not read the NAND geomtery; something fundamentally wrong on the I2C bus.\n");
 		return -EIO;
@@ -164,20 +161,20 @@
 static int read_eeprom(void)
 {
 	/* Check if baseboard eeprom is available */
-	if (i2c_probe(EEPROM_ADDR)) {
+	if (i2c_probe(SIEMENS_EE_I2C_ADDR)) {
 		printf("Could not probe the EEPROM; something fundamentally wrong on the I2C bus.\n");
 		return 1;
 	}
 
 #ifdef CONFIG_SPL_BUILD
 	/* Read Siemens eeprom data (DDR3) */
-	if (i2c_read(EEPROM_ADDR, EEPROM_ADDR_DDR3, 2,
+	if (i2c_read(SIEMENS_EE_I2C_ADDR, SIEMENS_EE_ADDR_DDR3, 2,
 		     (uchar *)&settings.ddr3, sizeof(struct ddr3_data))) {
 		printf("Could not read the EEPROM; something fundamentally wrong on the I2C bus.\nUse default DDR3 timings\n");
 		set_default_ddr3_timings();
 	}
 	/* Read Siemens eeprom data (CHIP) */
-	if (i2c_read(EEPROM_ADDR, EEPROM_ADDR_CHIP, 2,
+	if (i2c_read(SIEMENS_EE_I2C_ADDR, SIEMENS_EE_ADDR_CHIP, 2,
 		     (uchar *)&settings.chip, sizeof(settings.chip)))
 		printf("Could not read chip settings\n");
 
diff --git a/board/siemens/pxm2/board.c b/board/siemens/pxm2/board.c
index 40aee7c..9e85d9b 100644
--- a/board/siemens/pxm2/board.c
+++ b/board/siemens/pxm2/board.c
@@ -36,6 +36,7 @@
 #include <cpsw.h>
 #include <watchdog.h>
 #include "board.h"
+#include "../common/eeprom.h"
 #include "../common/factoryset.h"
 #include "pmic.h"
 #include <nand.h>
diff --git a/board/siemens/rut/board.c b/board/siemens/rut/board.c
index bad0b71..49318b3 100644
--- a/board/siemens/rut/board.c
+++ b/board/siemens/rut/board.c
@@ -36,6 +36,7 @@
 #include <watchdog.h>
 #include <linux/delay.h>
 #include "board.h"
+#include "../common/eeprom.h"
 #include "../common/factoryset.h"
 
 /*