diff --git a/su.json b/su.json
new file mode 100644
index 0000000..199531f
--- /dev/null
+++ b/su.json
@@ -0,0 +1,65 @@
+{
+    "_description": "Stockholm University Kasli variant",
+    "target": "kasli",
+    "variant": "su",
+    "hw_rev": "v1.1",
+    "base": "standalone",
+    "core_addr": "10.0.16.132",
+    "peripherals": [
+        {
+            "type": "dio",
+            "ports": [0],
+            "bank_direction_low": "input",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "dio",
+            "ports": [1],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "dio",
+            "ports": [2],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "dio",
+            "ports": [3],
+            "bank_direction_low": "output",
+            "bank_direction_high": "output"
+        },
+        {
+            "type": "grabber",
+            "ports": [4]
+        },
+        {
+            "type": "sampler",
+            "ports": [5]
+        },
+        {
+            "type": "urukul",
+            "ports": [6],
+            "clk_sel": 2
+        },
+        {
+            "type": "urukul",
+            "ports": [7],
+            "clk_sel": 2
+        },
+        {
+            "type": "urukul",
+            "ports": [8],
+            "clk_sel": 2
+        },
+        {
+            "type": "zotino",
+            "ports": [9]
+        },
+        {
+            "type": "zotino",
+            "ports": [10]
+        }
+   ]
+}