root@j7200-evm:~# dmesg | grep i2c
[    0.750746] i2c_dev: i2c /dev entries driver
[    0.888688] omap_i2c 42120000.i2c: bus 0 rev0.12 at 400 kHz
[    0.952077] omap_i2c 2000000.i2c: bus 1 rev0.12 at 400 kHz
[    0.989524] omap_i2c 2010000.i2c: bus 2 rev0.12 at 400 kHz