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8x26 bringup requires verification of I2C bus. This patch adds I2C
device and sets its clocks and GPIOs such that it may access the EEPROM
device. The EEPROM device is commonly used to verify I2C.

Change-Id: Ie83de3be66b03d1aad8cdf4d2dfb5c288a5d6323
Signed-off-by: Gilad Avidov <gavidov@codeaurora.org>