siemens: eeprom: clean up definitions

Move the I2C and EEPROM address definitions in common board header.

Reviewed-by: Alexander Sverdlin <alexander.sverdlin@siemens.com>
Signed-off-by: Enrico Leto <enrico.leto@siemens.com>

10 files changed, 39 insertions, 29 deletions

diff --git a/board/siemens/capricorn/board.c b/board/siemens/capricorn/board.c
index 924c88e8fab..5f7e2b1e899 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 @@ void board_late_mmc_env_init(void)
 }
 
 #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 d077751cbe1..420c4965816 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 @@ void sdram_init(void)
 #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 @@ int board_init(void)
 	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 00000000000..a21d42789a5
--- /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 4e36a6f3199..b5befab9f52 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 @@ int factoryset_read_eeprom(int i2c_addr)
 #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 @@ int factoryset_read_eeprom(int i2c_addr)
 	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 8b13d23aca7..367a300b897 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 @@ struct am335x_nand_geometry {
 	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 draco_read_nand_geometry(void)
 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 40aee7c8b3e..9e85d9b921d 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 bad0b71ce2d..49318b32035 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"
 
 /*
diff --git a/include/configs/draco-etamin.h b/include/configs/draco-etamin.h
index 97585a4fd12..6ae85b575b7 100644
--- a/include/configs/draco-etamin.h
+++ b/include/configs/draco-etamin.h
@@ -69,9 +69,6 @@
 /* Physical Memory Map */
 #define CFG_MAX_RAM_BANK_SIZE       (1024 << 20)    /* 1GB */
 
-#define EEPROM_ADDR_DDR3 0x90
-#define EEPROM_ADDR_CHIP 0x120
-
 /* nedded by compliance test in read mode */
 
 #undef COMMON_ENV_DFU_ARGS
diff --git a/include/configs/draco-rastaban.h b/include/configs/draco-rastaban.h
index 0991ebfd00c..1b95606cca9 100644
--- a/include/configs/draco-rastaban.h
+++ b/include/configs/draco-rastaban.h
@@ -34,9 +34,6 @@
  /* Physical Memory Map */
 #define CFG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
 
-#define EEPROM_ADDR_DDR3 0x90
-#define EEPROM_ADDR_CHIP 0x120
-
 /* Default env settings */
 #define CFG_EXTRA_ENV_SETTINGS \
 	"hostname=rastaban\0" \
diff --git a/include/configs/draco-thuban.h b/include/configs/draco-thuban.h
index f4c04c55ebf..629558e27ec 100644
--- a/include/configs/draco-thuban.h
+++ b/include/configs/draco-thuban.h
@@ -27,9 +27,6 @@
  /* Physical Memory Map */
 #define CFG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
 
-#define EEPROM_ADDR_DDR3 0x90
-#define EEPROM_ADDR_CHIP 0x120
-
 /* Default env settings */
 #define CFG_EXTRA_ENV_SETTINGS \
 	"hostname=thuban\0" \