LS1046ARDB KIT EEPROM READ AND WRITE

IB2020 · ‎02-07-2021

i was trying to read and write data bytes to EEPROM CAT24C05. It is not working.I could open the i2c interface with slave address 52 .After that writing address byte is not happening.

ufedor · ‎02-07-2021

Please provide log of the performed operations.

Please consider that the SEEPROM contains important system information (like MAC addresses), so it has to be handled accurately.

IB2020 · ‎02-15-2021

The source code is attached .I could open the eeprom i2c interface.But after that fail to write i2c address errror is coming. Kindly help. Also i would like to know which address locations MAC address and other important data is stored.

ufedor · ‎02-16-2021

For the I2C source code refer to the U-Boot driver:

drivers/i2c/mxc_i2c.c