SMART Embedded Computing COMX-P2020 BSP User Manual page 53

 Chip probe:
i2c dev 0
Setting bus to 0
i2c probe
Valid chip addresses: 50 70
Excluded chip addresses: 29
=>
The following command can be used to program the ID EEPROM:

Set Tag value:
mac id

Program system serial number, for example: 12345678901
mac n 12345678901
 Program errata data, for example: 1234
mac e 1234
 Set program date, for example: 2010-4-30 16:50:50
mac d 100430165000
 Program the number of ports:
mac p 3
 Program the MAC address for port X [X=0...2], for example:
mac 0 00:05:9f:ff:91:01
mac 1 00:05:9f:ff:91:02
mac 2 00:05:9f:ff:91:03
 Save the seeting to the ID EEPROM:
mac save
Programming passed.
 Show the setting of the ID EEPROM:
mac
ID: NXID v0
SN: 12345678901
Errata: 1234
Build date: 2010/04/30 16:50:00
Eth0: 00:05:9f:ff:a1:01
Eth1: 00:05:9f:ff:a1:02
Eth2: 00:05:9f:ff:a1:03
CRC: 5a314c3d
COMX-P2020 BSP User Guide (6806800L84C)
U-boot Deployment
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