i2c: xiic: Record xilinx i2c with Zynq fragment

Include xilinx soft i2c controller to Zynq fragment to make clear who is
responsible for it.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
1 file changed