From 6d8681a4cfadb1a2724f33dde79afca3a729f49d Mon Sep 17 00:00:00 2001
From: "Morgan 'ARR\\!' Allen" <morganrallen@gmail.com>
Date: Tue, 20 Aug 2024 13:49:55 -0700
Subject: [PATCH] minimal configuration for litex-cnc, I got pins twiddling!

---
 litexcnc-config/lilred.json | 70 +++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 litexcnc-config/lilred.json

diff --git a/litexcnc-config/lilred.json b/litexcnc-config/lilred.json
new file mode 100644
index 0000000..e494bac
--- /dev/null
+++ b/litexcnc-config/lilred.json
@@ -0,0 +1,70 @@
+{
+    "board_name": "lilred",
+    "board_type": "5A-75E v6.0",
+    "clock_frequency": 40000000,
+    "ethphy": {
+        "tx_delay": 0
+    },
+    "etherbone": {
+        "ip_address": "172.27.0.20",
+        "mac_address": "0x10e2d5000000"
+    },
+    "connection": {
+        "connection_type": "etherbone",
+        "tx_delay": 0,
+        "ip_address": "172.27.0.20",
+        "mac_address": "0x10e2d5000000"
+    },
+    "watchdog": {
+        "pin":"j2:0"
+    },
+    "modules": [
+        {
+            "module_type": "gpio",
+            "instances": [
+                {"direction": "in", "pin":"j2:1"},
+                {"direction": "in", "pin":"j2:5"},
+                {"direction": "out","pin": "j16:1"},
+                {"direction": "out","pin": "j16:5"}
+            ]
+        }, {
+            "module_type": "pwm",
+            "instances": [
+                {"pin": "j15:1"}
+            ]
+        }, {
+            "module_type": "encoder",
+            "instances": [
+                {"pin_A":"j3:0", "pin_B":"j3:1"},
+                {"pin_A":"j3:2", "pin_B":"j3:4"},
+                {"pin_A":"j3:5", "pin_B":"j3:6"}
+            ]
+        }, {
+            "module_type": "stepgen",
+            "instances": [
+                {
+                    "pins" : {
+                        "stepgen_type": "step_dir",
+                        "step_pin": "j7:0",
+                        "dir_pin": "j7:1"
+                    },
+                    "soft_stop": true
+		}, {
+                    "pins" : {
+                        "stepgen_type": "step_dir",
+                        "step_pin": "j8:0",
+                        "dir_pin": "j8:1"
+                    },
+                    "soft_stop": true
+		}, {
+                    "pins" : {
+                        "stepgen_type": "step_dir",
+                        "step_pin": "j9:0",
+                        "dir_pin": "j9:1"
+                    },
+                    "soft_stop": true
+                }
+            ]
+        }
+    ]
+}