diff options
Diffstat (limited to 'common/cmd_eeprom.c')
| -rw-r--r-- | common/cmd_eeprom.c | 20 | 
1 files changed, 20 insertions, 0 deletions
| diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c index 32bab1a8c..3db0bca69 100644 --- a/common/cmd_eeprom.c +++ b/common/cmd_eeprom.c @@ -327,6 +327,26 @@ int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cn  	return rcode;  } +#ifndef CONFIG_SPI +int +eeprom_probe (unsigned dev_addr, unsigned offset) +{ +	unsigned char chip; + +	/* Probe the chip address +	 */ +#if CFG_I2C_EEPROM_ADDR_LEN == 1 && !defined(CONFIG_SPI_X) +	chip = offset >> 8;		/* block number */ +#else +	chip = offset >> 16;		/* block number */ +#endif	/* CFG_I2C_EEPROM_ADDR_LEN, CONFIG_SPI_X */ + +	chip |= dev_addr;		/* insert device address */ + +	return (i2c_probe (chip)); +} +#endif +  /*-----------------------------------------------------------------------   * Set default values   */ |