diff --git a/bsp/gd32103c-eval/drivers/drv_adc.c b/bsp/gd32103c-eval/drivers/drv_adc.c
index 0c8a77b4fe..65e781e40c 100644
--- a/bsp/gd32103c-eval/drivers/drv_adc.c
+++ b/bsp/gd32103c-eval/drivers/drv_adc.c
@@ -9,18 +9,16 @@
  */
 
 #include <board.h>
+#include <drivers/drv_comm.h>
 #include <drivers/adc.h>
+
+#define DBG_TAG             "drv.adc"
+#define DBG_LVL             DBG_INFO
+
 #include <rtdbg.h>
 
 #ifdef RT_USING_ADC
 
-//#define DRV_DEBUG
-#define LOG_TAG             "drv.adc"
-
-#ifndef ARRAY_SIZE
-#define ARRAY_SIZE(x)    (sizeof(x) / sizeof(x[0]))
-#endif
-
 #define MAX_EXTERN_ADC_CHANNEL    16
 
 typedef struct {
diff --git a/bsp/gd32103c-eval/rtconfig.h b/bsp/gd32103c-eval/rtconfig.h
index 972f2f41c9..cb5321e9e6 100644
--- a/bsp/gd32103c-eval/rtconfig.h
+++ b/bsp/gd32103c-eval/rtconfig.h
@@ -85,7 +85,6 @@
 #define RT_SERIAL_USING_DMA
 #define RT_SERIAL_RB_BUFSZ 64
 #define RT_USING_PIN
-#define RT_USING_ADC
 
 /* Using USB */
 
@@ -161,7 +160,5 @@
 
 #define BSP_USING_UART
 #define BSP_USING_UART0
-#define BSP_USING_ADC
-#define BSP_USING_ADC0
 
 #endif