[修改]：修改rtt中的kconfig。

components/drivers/KConfig

@@ -20,6 +20,12 @@ config RT_USING_I2C
     bool "Using I2C device drivers"
     default n
     
+if RT_USING_I2C
+    config RT_USING_I2C_BITOPS
+        bool "Using I2C device BITOPS "
+        default y
+endif
+
 config RT_USING_PIN
     bool "Using generic GPIO device drivers"
     default y
@@ -32,6 +38,10 @@ config RT_USING_MTD_NAND
     bool "Using MTD Nand Flash device drivers"
     default n
     
+config RT_MTD_NAND_DEBUG
+    bool "Using MTD NAND Flash DEBUG"
+    default n   
+
 config RT_USING_RTC
     bool "Using RTC device drivers"
     default n