diff --git a/board/eukrea_cpuimx27/eukrea_cpuimx27.dox b/board/eukrea_cpuimx27/eukrea_cpuimx27.dox
index ad184ea..6c2bfed 100644
--- a/board/eukrea_cpuimx27/eukrea_cpuimx27.dox
+++ b/board/eukrea_cpuimx27/eukrea_cpuimx27.dox
@@ -6,5 +6,6 @@
 - up to 256MiB synchronous dynamic RAM
 - up to 512MiB NAND type Flash Memory
 - MII 10/100 ethernet PHY
+- optional 16554 Quad UART on CS3
 
 */