diff --git a/drivers/i2c/busses/i2c-ixp2000.c b/drivers/i2c/busses/i2c-ixp2000.c
index 21cd54d02302..ec943cad2314 100644
--- a/drivers/i2c/busses/i2c-ixp2000.c
+++ b/drivers/i2c/busses/i2c-ixp2000.c
@@ -26,11 +26,6 @@
  * 'enabled' to drive the GPIOs.
  */
 
-#include <linux/config.h>
-#ifdef CONFIG_I2C_DEBUG_BUS
-#define DEBUG	1
-#endif
-
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/device.h>
diff --git a/drivers/i2c/busses/i2c-ixp4xx.c b/drivers/i2c/busses/i2c-ixp4xx.c
index 8c55eafc3a09..f6f5ca31fdba 100644
--- a/drivers/i2c/busses/i2c-ixp4xx.c
+++ b/drivers/i2c/busses/i2c-ixp4xx.c
@@ -26,11 +26,6 @@
  *       that is passed as the platform_data to this driver.
  */
 
-#include <linux/config.h>
-#ifdef CONFIG_I2C_DEBUG_BUS
-#define DEBUG	1
-#endif
-
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/device.h>