diff --git a/drivers/include/ethos.h b/drivers/include/ethos.h
index fdc4408d39..efc3489c9a 100644
--- a/drivers/include/ethos.h
+++ b/drivers/include/ethos.h
@@ -28,20 +28,34 @@
 #include "net/netdev.h"
 #include "tsrb.h"
 #include "mutex.h"
+#include "kernel_defines.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /* if using ethos + stdio, use STDIO_UART values unless overridden */
-#ifdef MODULE_STDIO_ETHOS
+#if IS_USED(MODULE_STDIO_ETHOS) || defined(DOXYGEN)
 #include "stdio_uart.h"
+/**
+ * @defgroup drivers_ethos_config     Ethernet-over-serial driver driver compile configuration
+ * @ingroup config_drivers_netdev
+ * @{
+ */
+/**
+ * @brief Set the default UART Interface.
+ */
 #ifndef ETHOS_UART
 #define ETHOS_UART     STDIO_UART_DEV
 #endif
+
+/**
+ * @brief Set the default baudrate.
+ */
 #ifndef ETHOS_BAUDRATE
 #define ETHOS_BAUDRATE STDIO_UART_BAUDRATE
 #endif
+/** @} */
 #endif
 
 /**