avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/intercontrol/digsy_mtc/eeprom.h

@@ -0,0 +1,18 @@
+/*
+ * (C) Copyright 2009 Semihalf.
+ * Written by: Grzegorz Bernacki <gjb@semihalf.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#ifndef CMD_EEPROM_H
+#define CMD_EEPROM_H
+
+#define EEPROM_ADDR		CONFIG_SYS_I2C_EEPROM_ADDR
+#define EEPROM_LEN		1024	/* eeprom length */
+#define EEPROM_IDENT		2408	/* identification word */
+#define EEPROM_ADDR_IDENT	0	/* identification word offset */
+#define EEPROM_ADDR_LEN_SYS	2	/* system area lenght offset */
+#define EEPROM_ADDR_LEN_SYSCFG	4	/* system config area length offset */
+#define EEPROM_ADDR_ETHADDR	23	/* ethernet address offset */
+
+#endif