diff --git a/tcl/cpld/xilinx-xcr3256.cfg b/tcl/cpld/xilinx-xcr3256.cfg
new file mode 100644
index 000000000..e5611f1ec
--- /dev/null
+++ b/tcl/cpld/xilinx-xcr3256.cfg
@@ -0,0 +1,3 @@
+#xilinx coolrunner xcr3256
+#simple device - just configure a tap
+jtag newtap xcr tap -irlen 5 -ircapture 0x01 -irmask 0x1f -expected-id  0x0494c093