diff --git a/tcl/cpld/altera-5m570z-cpld.cfg b/tcl/cpld/altera-5m570z-cpld.cfg
new file mode 100644
index 000000000..22a422c48
--- /dev/null
+++ b/tcl/cpld/altera-5m570z-cpld.cfg
@@ -0,0 +1,6 @@
+# Altera MAXV 5M24OZ/5M570Z CPLD
+# see MAX V Device Handbook
+# Table 6-3: 32-Bit MAX V Device IDCODE
+# Version     Part Number             Manuf. ID        LSB
+# 0000        0010 0000 1010 0111     000 0110 1110    1
+jtag newtap 5m570z tap -expected-id 0x020a60dd -irlen 10