compulab: eeprom: select i2c bus when querying for board rev

Add support for selecting which eeprom is queried for board revision by
extending cl_eeprom_get_board_rev() to accept an i2c bus number.

Cc: Stefano Babic <sbabic@denx.de>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
4 files changed