diff --git a/.clang-tidy b/.clang-tidy
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -6,14 +6,8 @@
     value:           CamelCase
   - key:             readability-identifier-naming.FunctionCase
     value:           camelBack
-  - key:             readability-identifier-naming.MemberCase
-    value:           CamelCase
-  - key:             readability-identifier-naming.ParameterCase
-    value:           CamelCase
   - key:             readability-identifier-naming.UnionCase
     value:           CamelCase
-  - key:             readability-identifier-naming.VariableCase
-    value:           CamelCase
   - key:             readability-identifier-naming.IgnoreMainLikeFunctions
     value:           1
 
diff --git a/.clang-tidy b/clang-tools-extra/.clang-tidy
copy from .clang-tidy
copy to clang-tools-extra/.clang-tidy
--- a/.clang-tidy
+++ b/clang-tools-extra/.clang-tidy
@@ -1,4 +1,5 @@
-Checks: '-*,clang-diagnostic-*,llvm-*,misc-*,-misc-unused-parameters,-misc-non-private-member-variables-in-classes,-misc-no-recursion,readability-identifier-naming'
+Checks: 'readability-identifier-naming'
+InheritParentConfig: true
 CheckOptions:
   - key:             readability-identifier-naming.ClassCase
     value:           CamelCase
@@ -16,4 +17,3 @@
     value:           CamelCase
   - key:             readability-identifier-naming.IgnoreMainLikeFunctions
     value:           1
-
diff --git a/llvm/.clang-tidy b/llvm/.clang-tidy
--- a/llvm/.clang-tidy
+++ b/llvm/.clang-tidy
@@ -1 +1,19 @@
+Checks: 'readability-identifier-naming'
 InheritParentConfig: true
+CheckOptions:
+  - key:             readability-identifier-naming.ClassCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.EnumCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.FunctionCase
+    value:           camelBack
+  - key:             readability-identifier-naming.MemberCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.ParameterCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.UnionCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.VariableCase
+    value:           CamelCase
+  - key:             readability-identifier-naming.IgnoreMainLikeFunctions
+    value:           1