[CMD][EEPROM] Add first draft of EEPROM Manager commands

cmd/Kconfig

@@ -2367,5 +2367,15 @@ config CMD_SECO_SYSDATA
 	help
 			No help for this option
 			
+
+config CMD_SECO_EEPROM_MANAGER
+	bool "Enable SECO EEPROM Manager commands"
+	depends on SECO_EEPROM_MANAGER
+	default y
+	help
+	  The SECO EEPROM Manager can be used to save/load device specific
+	  data in a dedicated I2C EEPROM. It uses a pre-defined
+	  data-structure with CRC calculation.
+
 endmenu
 

cmd/Makefile

@@ -25,6 +25,7 @@ obj-$(CONFIG_SECO_ENV_MANAGER) += seco_config_lib.o seco_config_imx8.o
 endif
 
 obj-$(CONFIG_CMD_SECO_SYSDATA) += sysdata.o
+obj-$(CONFIG_CMD_SECO_EEPROM_MANAGER) += seco_eeprom_manager.o
 
 # command
 obj-$(CONFIG_CMD_ACPI) += acpi.o

cmd/seco_eeprom_manager.c

+// SPDX-License-Identifier: GPL-2.0+
+
+/*
+ * (C) Copyright 2024 SECO
+ *
+ * Tobias Kahlki <tobias.kahlki@seco.com>
+ */
+
+#include <common.h>
+#include <command.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include "../board/seco/common/seco_eeprom_manager.h"
+
+#define DEBUG 1
+
+/*
+ * Command Functions
+ */
+static void do_seco_eeprom_manager_get(int argc, char *const *argv[])
+{
+	unsigned long i2c_bus = 0, i2c_addr = 0, value = 0;
+	char *end = NULL;
+
+	errno = 0;
+
+	value = simple_strtoul(argv[2], &end, 0);
+	value = simple_strtoul(argv[3], &end, 0);
+
+	seco_eeprom_init(i2c_bus, i2c_addr);
+	seco_eeprom_print_all();
+}
+
+static void do_seco_eeprom_manager_set(int argc, char *const *argv[])
+{
+	/* @TODO */
+}
+
+static int do_seco_eeprom_manager(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+#if DEBUG
+	for(int i = 0; i < argc; ++i)
+		printf("argv[%d]: %s", i, argv[i]);
+#endif
+
+	if (argc < 3)
+		return CMD_RET_USAGE;
+
+	if (!strcmp(argv[1], "get"))
+		do_seco_eeprom_manager_get(argc, &argv);
+	else if (!strcmp(argv[1], "set"))
+		do_seco_eeprom_manager_set(argc, &argv);
+	else
+		return CMD_RET_USAGE;
+
+	return 0;
+}
+
+#define CMD_DESC "SECO EEPROM Manager"
+#define CMD_HELP "get <I2C_BUS> <I2C_ADDR> <UID>\n" \
+		 "                    set <I2C_BUS> <I2C_ADDR> <UID> <VALUE>\n" \
+
+U_BOOT_CMD(
+	seco_eeprom_manager, 3, 0, do_seco_eeprom_manager,
+	CMD_DESC,
+	CMD_HELP
+);