mathworks/zynq: adding HDMI out I2C to DTS
misc/mwgeneric: udpate to add I2C sysfs nodes

If an I2C node is attached to the device, create sysfs links to the
device and the i2c adapter it lives on
mathworks/zynq: add mitx dts, update zc70x

Add the mITX device tree and update the zc70x trees to include the
FMC I2C EEPROM