diff --git a/watchdog/BUILD.gn b/watchdog/BUILD.gn
index d6d9a142c427450ae1b4fb99e7cacf2e197fb294..1a39ddc481b30d8d271f5858cb69615f4600f8d8 100755
--- a/watchdog/BUILD.gn
+++ b/watchdog/BUILD.gn
@@ -12,11 +12,26 @@
 # limitations under the License.
 
 group("watchdog") {
-  if (defined(ohos_lite)) {
+  deps = [ ":watchdog_service" ]
+}
+
+if (defined(ohos_lite)) {
+  executable("watchdog_service") {
+    sources = [ "init_watchdog.c" ]
+    include_dirs = [ "//base/startup/init_lite/services/log" ]
+    deps = [ "//base/startup/init_lite/services/log:init_log" ]
     if (ohos_kernel_type == "linux") {
-      deps = [ "//base/startup/init_lite/watchdog/linux:linux_watchdog" ]
+      defines = [ "LINUX_WATCHDOG" ]
     }
-  } else {
-    deps = [ "//base/startup/init_lite/watchdog/linux:linux_watchdog" ]
+  }
+} else {
+  import("//build/ohos.gni")
+  ohos_executable("watchdog_service") {
+    sources = [ "init_watchdog.c" ]
+    include_dirs = [ "//base/startup/init_lite/services/log" ]
+    deps = [ "//base/startup/init_lite/services/log:init_log" ]
+    defines = [ "LINUX_WATCHDOG" ]
+    install_enable = true
+    part_name = "init"
   }
 }
diff --git a/watchdog/linux/init_linux_watchdog.c b/watchdog/init_watchdog.c
similarity index 92%
rename from watchdog/linux/init_linux_watchdog.c
rename to watchdog/init_watchdog.c
index 51a420543daa2c3851543158523e639e057f168d..90589513b151033cdb89e36cca267e2857c69997 100755
--- a/watchdog/linux/init_linux_watchdog.c
+++ b/watchdog/init_watchdog.c
@@ -23,7 +23,15 @@
 #include <time.h>
 #include <unistd.h>
 
+#ifdef LINUX_WATCHDOG
 #include <linux/watchdog.h>
+#else
+#include <linux/types.h>
+#define WDIOC_KEEPALIVE      _IO('W', 5)
+#define WDIOC_SETTIMEOUT     _IOWR('W', 6, int)
+#define WDIOC_GETTIMEOUT     _IOR('W', 7, int)
+#endif
+
 #include "init_log.h"
 
 #define WAIT_MAX_COUNT 10
diff --git a/watchdog/linux/BUILD.gn b/watchdog/linux/BUILD.gn
deleted file mode 100755
index 9cd4d1ee7f17df49462f160d4e968df156f95683..0000000000000000000000000000000000000000
--- a/watchdog/linux/BUILD.gn
+++ /dev/null
@@ -1,33 +0,0 @@
-# Copyright (c) 2021 Huawei Device Co., Ltd.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-group("linux_watchdog") {
-  deps = [ ":watchdog_service" ]
-}
-
-if (defined(ohos_lite)) {
-  executable("watchdog_service") {
-    sources = [ "init_linux_watchdog.c" ]
-    include_dirs = [ "//base/startup/init_lite/services/log" ]
-    deps = [ "//base/startup/init_lite/services/log:init_log" ]
-  }
-} else {
-  import("//build/ohos.gni")
-  ohos_executable("watchdog_service") {
-    sources = [ "init_linux_watchdog.c" ]
-    include_dirs = [ "//base/startup/init_lite/services/log" ]
-    deps = [ "//base/startup/init_lite/services/log:init_log" ]
-    install_enable = true
-    part_name = "init"
-  }
-}