target: msm8916: add support to send the i2c commands

To communicate to the DSI2HDMI bridge chip i2c commands
are required. These i2c commands are required to set up
the bridge chip and to communicate the incoming data's
mode and timing parameters.

This change enables the support for the same.

Change-Id: I2dfe54c0d902547c5dc48d3ea2e610de2ce3285e
3 files changed