tlv_eeprom: fix comparison of integer expressions of different signedness

Fixes the following warnings:

tlv_eeprom.c:246:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long unsigned int’ [-Wsign-compare]
  246 |         for (i = 0; i < ARRAY_SIZE(tlv_code_list); i++) {
      |                       ^

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

tlv_eeprom: import code from U-Boot v2026.01-rc1

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Add kernel/U-Boot compatibility header file

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Remove include of <linux/printk.h> in kernel.h

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Import kernel.h from U-Boot

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Add Yocto recipe

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

options: redefine help to replace -? with -h

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Initial import

Setup autotools project.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>