diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index c7a8624ee1..ab694ee668 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -16,6 +16,9 @@ jobs:
       with:
         fetch-depth: 0
 
+    - name: Install dependencies
+      run: pip3 install -r requirements-dev.txt
+
     - uses: trilom/file-changes-action@v1.2.4
       id: file_changes
       with:
diff --git a/data/mappings/info_config.json b/data/mappings/info_config.json
index d9f96b5892..5f0d903bd7 100644
--- a/data/mappings/info_config.json
+++ b/data/mappings/info_config.json
@@ -7,6 +7,8 @@
     # to_json: Default `true`. Set to `false` to exclude this mapping from info.json
     # to_c: Default `true`. Set to `false` to exclude this mapping from config.h
     # warn_duplicate: Default `true`. Set to `false` to turn off warning when a value exists in both places
+    # deprecated: Default `false`. Set to `true` to turn on warning when a value exists
+    # invalid: Default `false`. Set to `true` to generate errors when a value exists
     "AUDIO_VOICES": {"info_key": "audio.voices", "value_type": "bool"},
     "BACKLIGHT_BREATHING": {"info_key": "backlight.breathing", "value_type": "bool"},
     "BREATHING_PERIOD": {"info_key": "backlight.breathing_period", "value_type": "int"},
@@ -19,7 +21,6 @@
     "DEVICE_VER": {"info_key": "usb.device_ver", "value_type": "hex"},
     # TODO: Replace ^^^ with vvv
     #"DEVICE_VER": {"info_key": "usb.device_version", "value_type": "bcd_version"},
-    "DESCRIPTION": {"info_key": "keyboard_folder", "value_type": "str", "to_json": false},
     "DIODE_DIRECTION": {"info_key": "diode_direction"},
     "DOUBLE_TAP_SHIFT_TURNS_ON_CAPS_WORD": {"info_key": "caps_word.double_tap_shift_turns_on", "value_type": "bool"},
     "FORCE_NKRO": {"info_key": "usb.force_nkro", "value_type": "bool"},
@@ -102,4 +103,11 @@
     "USB_MAX_POWER_CONSUMPTION": {"info_key": "usb.max_power", "value_type": "int"},
     "USB_POLLING_INTERVAL_MS": {"info_key": "usb.polling_interval", "value_type": "int"},
     "USB_SUSPEND_WAKEUP_DELAY": {"info_key": "usb.suspend_wakeup_delay", "value_type": "int"},
+
+    # Items we want flagged in lint
+    "NO_ACTION_MACRO": {"info_key": "_invalid.no_action_macro", "invalid": true},
+    "NO_ACTION_FUNCTION": {"info_key": "_invalid.no_action_function", "invalid": true},
+    "DESCRIPTION": {"info_key": "_invalid.usb_description", "invalid": true},
+    "DEBOUNCING_DELAY": {"info_key": "_invalid.debouncing_delay", "invalid": true},
+    "PREVENT_STUCK_MODIFIERS": {"info_key": "_invalid.prevent_stuck_mods", "invalid": true},
 }
diff --git a/data/mappings/info_rules.json b/data/mappings/info_rules.json
index a8b39afbd1..d4eec37ba0 100644
--- a/data/mappings/info_rules.json
+++ b/data/mappings/info_rules.json
@@ -7,6 +7,8 @@
     # to_json: Default `true`. Set to `false` to exclude this mapping from info.json
     # to_c: Default `true`. Set to `false` to exclude this mapping from rules.mk
     # warn_duplicate: Default `true`. Set to `false` to turn off warning when a value exists in both places
+    # deprecated: Default `false`. Set to `true` to turn on warning when a value exists
+    # invalid: Default `false`. Set to `true` to generate errors when a value exists
     "BOARD": {"info_key": "board"},
     "BOOTLOADER": {"info_key": "bootloader", "warn_duplicate": false},
     "BLUETOOTH": {"info_key": "bluetooth.driver"},
@@ -24,5 +26,10 @@
     "SECURE_ENABLE": {"info_key": "secure.enabled", "value_type": "bool"},
     "SPLIT_KEYBOARD": {"info_key": "split.enabled", "value_type": "bool"},
     "SPLIT_TRANSPORT": {"info_key": "split.transport.protocol", "to_c": false},
-    "WAIT_FOR_USB": {"info_key": "usb.wait_for", "value_type": "bool"}
+    "WAIT_FOR_USB": {"info_key": "usb.wait_for", "value_type": "bool"},
+
+    # Items we want flagged in lint
+    "CTPC": {"info_key": "_deprecated.ctpc", "deprecated": true},
+    "CONVERT_TO_PROTON_C": {"info_key": "_deprecated.ctpc", "deprecated": true},
+    "VIAL_ENABLE": {"info_key": "_invalid.vial", "invalid": true},
 }
diff --git a/lib/python/qmk/info.py b/lib/python/qmk/info.py
index 0763433b3d..6ff9cba45b 100644
--- a/lib/python/qmk/info.py
+++ b/lib/python/qmk/info.py
@@ -440,6 +440,47 @@ def _extract_device_version(info_data):
             info_data['usb']['device_version'] = f'{major}.{minor}.{revision}'
 
 
+def _config_to_json(key_type, config_value):
+    """Convert config value using spec
+    """
+    if key_type.startswith('array'):
+        if '.' in key_type:
+            key_type, array_type = key_type.split('.', 1)
+        else:
+            array_type = None
+
+        config_value = config_value.replace('{', '').replace('}', '').strip()
+
+        if array_type == 'int':
+            return list(map(int, config_value.split(',')))
+        else:
+            return config_value.split(',')
+
+    elif key_type == 'bool':
+        return config_value in true_values
+
+    elif key_type == 'hex':
+        return '0x' + config_value[2:].upper()
+
+    elif key_type == 'list':
+        return config_value.split()
+
+    elif key_type == 'int':
+        return int(config_value)
+
+    elif key_type == 'str':
+        return config_value.strip('"')
+
+    elif key_type == 'bcd_version':
+        major = int(config_value[2:4])
+        minor = int(config_value[4])
+        revision = int(config_value[5])
+
+        return f'{major}.{minor}.{revision}'
+
+    return config_value
+
+
 def _extract_config_h(info_data, config_c):
     """Pull some keyboard information from existing config.h files
     """
@@ -452,47 +493,16 @@ def _extract_config_h(info_data, config_c):
         key_type = info_dict.get('value_type', 'raw')
 
         try:
+            if config_key in config_c and info_dict.get('invalid', False):
+                _log_error(info_data, '%s in config.h is no longer a valid option' % config_key)
+            elif config_key in config_c and info_dict.get('deprecated', False):
+                _log_warning(info_data, '%s in config.h is deprecated and will be removed at a later date' % config_key)
+
             if config_key in config_c and info_dict.get('to_json', True):
                 if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
                     _log_warning(info_data, '%s in config.h is overwriting %s in info.json' % (config_key, info_key))
 
-                if key_type.startswith('array'):
-                    if '.' in key_type:
-                        key_type, array_type = key_type.split('.', 1)
-                    else:
-                        array_type = None
-
-                    config_value = config_c[config_key].replace('{', '').replace('}', '').strip()
-
-                    if array_type == 'int':
-                        dotty_info[info_key] = list(map(int, config_value.split(',')))
-                    else:
-                        dotty_info[info_key] = config_value.split(',')
-
-                elif key_type == 'bool':
-                    dotty_info[info_key] = config_c[config_key] in true_values
-
-                elif key_type == 'hex':
-                    dotty_info[info_key] = '0x' + config_c[config_key][2:].upper()
-
-                elif key_type == 'list':
-                    dotty_info[info_key] = config_c[config_key].split()
-
-                elif key_type == 'int':
-                    dotty_info[info_key] = int(config_c[config_key])
-
-                elif key_type == 'str':
-                    dotty_info[info_key] = config_c[config_key].strip('"')
-
-                elif key_type == 'bcd_version':
-                    major = int(config_c[config_key][2:4])
-                    minor = int(config_c[config_key][4])
-                    revision = int(config_c[config_key][5])
-
-                    dotty_info[info_key] = f'{major}.{minor}.{revision}'
-
-                else:
-                    dotty_info[info_key] = config_c[config_key]
+                dotty_info[info_key] = _config_to_json(key_type, config_c[config_key])
 
         except Exception as e:
             _log_warning(info_data, f'{config_key}->{info_key}: {e}')
@@ -547,40 +557,16 @@ def _extract_rules_mk(info_data, rules):
         key_type = info_dict.get('value_type', 'raw')
 
         try:
+            if rules_key in rules and info_dict.get('invalid', False):
+                _log_error(info_data, '%s in rules.mk is no longer a valid option' % rules_key)
+            elif rules_key in rules and info_dict.get('deprecated', False):
+                _log_warning(info_data, '%s in rules.mk is deprecated and will be removed at a later date' % rules_key)
+
             if rules_key in rules and info_dict.get('to_json', True):
                 if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
                     _log_warning(info_data, '%s in rules.mk is overwriting %s in info.json' % (rules_key, info_key))
 
-                if key_type.startswith('array'):
-                    if '.' in key_type:
-                        key_type, array_type = key_type.split('.', 1)
-                    else:
-                        array_type = None
-
-                    rules_value = rules[rules_key].replace('{', '').replace('}', '').strip()
-
-                    if array_type == 'int':
-                        dotty_info[info_key] = list(map(int, rules_value.split(',')))
-                    else:
-                        dotty_info[info_key] = rules_value.split(',')
-
-                elif key_type == 'list':
-                    dotty_info[info_key] = rules[rules_key].split()
-
-                elif key_type == 'bool':
-                    dotty_info[info_key] = rules[rules_key] in true_values
-
-                elif key_type == 'hex':
-                    dotty_info[info_key] = '0x' + rules[rules_key][2:].upper()
-
-                elif key_type == 'int':
-                    dotty_info[info_key] = int(rules[rules_key])
-
-                elif key_type == 'str':
-                    dotty_info[info_key] = rules[rules_key].strip('"')
-
-                else:
-                    dotty_info[info_key] = rules[rules_key]
+                dotty_info[info_key] = _config_to_json(key_type, rules[rules_key])
 
         except Exception as e:
             _log_warning(info_data, f'{rules_key}->{info_key}: {e}')
diff --git a/lib/python/qmk/tests/test_cli_commands.py b/lib/python/qmk/tests/test_cli_commands.py
index d40d4bf573..2463543ef1 100644
--- a/lib/python/qmk/tests/test_cli_commands.py
+++ b/lib/python/qmk/tests/test_cli_commands.py
@@ -259,7 +259,6 @@ def test_generate_config_h():
     result = check_subcommand('generate-config-h', '-kb', 'handwired/pytest/basic')
     check_returncode(result)
     assert '#   define DEVICE_VER 0x0001' in result.stdout
-    assert '#   define DESCRIPTION "handwired/pytest/basic"' in result.stdout
     assert '#   define DIODE_DIRECTION COL2ROW' in result.stdout
     assert '#   define MANUFACTURER none' in result.stdout
     assert '#   define PRODUCT pytest' in result.stdout