[CPU] Enable clang-format for aarch64

.github/workflows/code_style.yml

@@ -38,6 +38,36 @@ jobs:
           level: warning
           fail_on_error: true
 
+  clang-format:
+    runs-on: ubuntu-22.04
+    if: ${{ github.repository_owner == 'openvinotoolkit' }}
+    permissions:
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          submodules: 'true'
+
+      - name: Install clang-format-15
+        run: |
+          sudo apt update
+          sudo apt --assume-yes install clang-format-15
+
+      # Run cmake with -DENABLE_PROFILING_ITT=ON -DSELECTIVE_BUILD=COLLECT in order to enable codestyle check for ITT collector
+      - name: CMake configure
+        run: cmake -DENABLE_PYTHON=ON -DENABLE_TESTS=ON -DENABLE_PROFILING_ITT=ON -DSELECTIVE_BUILD=COLLECT -DCMAKE_TOOLCHAIN_FILE=cmake/clang-aarch64.toolchain.cmake -B build_aarch64
+
+      - name: Create code style diff
+        run: cmake --build build_aarch64 --target clang_format_fix_all -j8
+
+      - name: suggester / clang-format
+        if: startsWith(github.event_name, 'pull_request')
+        uses: reviewdog/action-suggester@db4abb16fbaabe386831e5addb7be1485d0d63d3 # v1.18.0
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          level: warning
+          fail_on_error: true
+
   ShellCheck:
     runs-on: ubuntu-22.04
     if: ${{ github.repository_owner == 'openvinotoolkit' }}

cmake/clang-aarch64.toolchain.cmake

@@ -0,0 +1,14 @@
+# Copyright (C) 2018-2024 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+#
+
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR aarch64)
+
+set(CMAKE_C_COMPILER clang-15)
+set(CMAKE_CXX_COMPILER clang++-15)
+set(CMAKE_LINKER lld)
+
+set(CMAKE_C_COMPILER_TARGET aarch64-linux-gnu)
+#set(CMAKE_SYSROOT /usr/aarch64-linux-gnu)
+# set(PKG_CONFIG_EXECUTABLE aarch64-linux-gnu-pkg-config CACHE PATH "Path to ARM64 pkg-config")