[u-boot.git] / include / eeprom.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2000-2009
 * Wolfgang Denk, DENX Software Engineering, [email protected].
 */

#ifndef __EEPROM_LEGACY_H
#define __EEPROM_LEGACY_H

#if defined(CONFIG_CMD_EEPROM) || defined(CONFIG_ENV_IS_IN_EEPROM)
void eeprom_init(int bus);
int eeprom_read(uint dev_addr, uint offset, uchar *buffer, uint cnt);
int eeprom_write(uint dev_addr, uint offset, uchar *buffer, uint cnt);
#else
/*
 * Some EEPROM code is depecated because it used the legacy I2C interface. Add
 * some macros here so we don't have to touch every one of those uses
 */
#define eeprom_init(bus)
#define eeprom_read(dev_addr, offset, buffer, cnt) (-ENOSYS)
#define eeprom_write(dev_addr, offset, buffer, cnt) (-ENOSYS)
#endif

#endif
Commit	Line	Data
cb3ef681 SG	1	/* SPDX-License-Identifier: GPL-2.0+ */
	2	/*
	3	* (C) Copyright 2000-2009
	4	* Wolfgang Denk, DENX Software Engineering, [email protected].
	5	*/
	6
	7	#ifndef __EEPROM_LEGACY_H
	8	#define __EEPROM_LEGACY_H
	9
682fef9f	10	#if defined(CONFIG_CMD_EEPROM) \|\| defined(CONFIG_ENV_IS_IN_EEPROM)
cb3ef681 SG	11	void eeprom_init(int bus);
	12	int eeprom_read(uint dev_addr, uint offset, uchar *buffer, uint cnt);
	13	int 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)
682fef9f RV	20	#define eeprom_read(dev_addr, offset, buffer, cnt) (-ENOSYS)
682fef9f RV	21	#define eeprom_write(dev_addr, offset, buffer, cnt) (-ENOSYS)
cb3ef681 SG	22	#endif
	23
	24	#endif