diff --git a/include/drivers/st/stm32_iwdg.h b/include/drivers/st/stm32_iwdg.h
new file mode 100644
index 0000000..bad2524
--- /dev/null
+++ b/include/drivers/st/stm32_iwdg.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018-2019, STMicroelectronics - All Rights Reserved
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef STM32_IWDG_H
+#define STM32_IWDG_H
+
+#include <stdint.h>
+
+#define IWDG_HW_ENABLED			BIT(0)
+#define IWDG_DISABLE_ON_STOP		BIT(1)
+#define IWDG_DISABLE_ON_STANDBY		BIT(2)
+
+int stm32_iwdg_init(void);
+void stm32_iwdg_refresh(void);
+
+#endif /* STM32_IWDG_H */