12345678910111213141516171819202122232425262728 |
- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2000-2009
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
- #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
- #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
- # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
- #endif
- #endif
|