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Simon Glasscb3ef682019-11-14 12:57:50 -07001/* 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
Rasmus Villemoes682fef92020-02-18 08:39:42 +000010#if defined(CONFIG_CMD_EEPROM) || defined(CONFIG_ENV_IS_IN_EEPROM)
Simon Glasscb3ef682019-11-14 12:57:50 -070011void eeprom_init(int bus);
12int eeprom_read(uint dev_addr, uint offset, uchar *buffer, uint cnt);
13int eeprom_write(uint dev_addr, uint offset, uchar *buffer, uint cnt);
14#else
15/*
16 * Some EEPROM code is depecated because it used the legacy I2C interface. Add
17 * some macros here so we don't have to touch every one of those uses
18 */
19#define eeprom_init(bus)
Rasmus Villemoes682fef92020-02-18 08:39:42 +000020#define eeprom_read(dev_addr, offset, buffer, cnt) (-ENOSYS)
21#define eeprom_write(dev_addr, offset, buffer, cnt) (-ENOSYS)
Simon Glasscb3ef682019-11-14 12:57:50 -070022#endif
23
Simon Glasscb3ef682019-11-14 12:57:50 -070024#endif