diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h
index ad2629d..3a65861 100644
--- a/include/configs/mx53loco.h
+++ b/include/configs/mx53loco.h
@@ -76,6 +76,8 @@
 /* I2C Configs */
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_I2C_MXC
+#define CONFIG_SYS_I2C_MXC_I2C1		/* enable I2C bus 1 */
+#define CONFIG_SYS_I2C_MXC_I2C2		/* enable I2C bus 2 */
 #define CONFIG_SYS_I2C_MXC_I2C3		/* enable I2C bus 3 */
 
 /* PMIC Controller */