trademark notice

README.md

@@ -117,4 +117,10 @@ New files include:
 2. Ethernet is not tested (on the board we have it does not work with provided images, so we
    suspect a hardware problem.
 3. Bitstream loading is not tested, current code does not enable level shifters - it may be
-   more appropriate to do just before loading of the bitstream.
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+   more appropriate to do just before loading of the bitstream.
+
+## Trademark notices
+
+Xilinx® and Zynq® are registered trademarks of Xilinx.
+
+Ezynq project is not endorsed by or affiliated with Xilinx Inc.
\ No newline at end of file