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"Das U-Boot" Source Tree
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * (C) Copyright 2000-2009
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 */
6
7#ifndef __EEPROM_LEGACY_H
8#define __EEPROM_LEGACY_H
9
10#if defined(CONFIG_CMD_EEPROM) || defined(CONFIG_ENV_IS_IN_EEPROM)
11#include <linux/types.h>
12
13void eeprom_init(int bus);
14int eeprom_read(uint dev_addr, uint offset, uchar *buffer, uint cnt);
15int eeprom_write(uint dev_addr, uint offset, uchar *buffer, uint cnt);
16#else
17/*
18 * Some EEPROM code is depecated because it used the legacy I2C interface. Add
19 * some macros here so we don't have to touch every one of those uses
20 */
21#define eeprom_init(bus)
22#define eeprom_read(dev_addr, offset, buffer, cnt) (-ENOSYS)
23#define eeprom_write(dev_addr, offset, buffer, cnt) (-ENOSYS)
24#endif
25
26#endif