diff --git a/KConfig b/KConfig
deleted file mode 100644
index 506c20ff58..0000000000
--- a/KConfig
+++ /dev/null
@@ -1,3 +0,0 @@
-source "$RTT_DIR/src/KConfig"
-source "$RTT_DIR/libcpu/Kconfig"
-source "$RTT_DIR/components/KConfig"
diff --git a/Kconfig b/Kconfig
new file mode 100644
index 0000000000..b32f7dafbe
--- /dev/null
+++ b/Kconfig
@@ -0,0 +1,3 @@
+source "$RTT_DIR/src/Kconfig"
+source "$RTT_DIR/libcpu/Kconfig"
+source "$RTT_DIR/components/Kconfig"
diff --git a/bsp/asm9260t/KConfig b/bsp/asm9260t/Kconfig
similarity index 84%
rename from bsp/asm9260t/KConfig
rename to bsp/asm9260t/Kconfig
index fbf9538514..544cb4202f 100644
--- a/bsp/asm9260t/KConfig
+++ b/bsp/asm9260t/Kconfig
@@ -15,10 +15,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
-
-menu "BSP_SPECIAL CONFIG"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config RT_USING_UART0
     bool "Using RT_USING_UART0"
@@ -37,9 +35,4 @@ config RT_USING_LED
 	default y
 	help
 		led blink demo
-endmenu
-
-
-
-    
-    
\ No newline at end of file
+ 
diff --git a/bsp/imx6ul/KConfig b/bsp/imx6ul/Kconfig
similarity index 87%
rename from bsp/imx6ul/KConfig
rename to bsp/imx6ul/Kconfig
index 1c54a26974..68a1d983de 100644
--- a/bsp/imx6ul/KConfig
+++ b/bsp/imx6ul/Kconfig
@@ -20,7 +20,7 @@ config BOARD_IMX6UL
     select ARCH_ARM_CORTEX_A7
     default y
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 source "$BSP_DIR/drivers/Kconfig"
diff --git a/bsp/imxrt1052-evk/KConfig b/bsp/imxrt1052-evk/Kconfig
similarity index 80%
rename from bsp/imxrt1052-evk/KConfig
rename to bsp/imxrt1052-evk/Kconfig
index a475aed081..f108d22bf9 100644
--- a/bsp/imxrt1052-evk/KConfig
+++ b/bsp/imxrt1052-evk/Kconfig
@@ -15,10 +15,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
-
-menu "BSP_SPECIAL CONFIG"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config RT_USING_UART
     bool "Using RT_USING_UART"
@@ -29,10 +27,4 @@ config RT_USING_UART1
     bool "Using RT_USING_UART1"
     default y      
 endif
-    
-endmenu
-
-
-
-    
-    
\ No newline at end of file
+ 
diff --git a/bsp/lpc54608-LPCXpresso/Kconfig b/bsp/lpc54608-LPCXpresso/Kconfig
index ac7e54d967..86c8134c8b 100644
--- a/bsp/lpc54608-LPCXpresso/Kconfig
+++ b/bsp/lpc54608-LPCXpresso/Kconfig
@@ -18,8 +18,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config SOC_LPC54608
     bool 
@@ -28,8 +28,3 @@ config SOC_LPC54608
 
 source "$BSP_DIR/drivers/Kconfig"
 
-
-
-
-    
-    
\ No newline at end of file
diff --git a/bsp/qemu-vexpress-a9/Kconfig b/bsp/qemu-vexpress-a9/Kconfig
index 2e1b008775..a61626e3b6 100644
--- a/bsp/qemu-vexpress-a9/Kconfig
+++ b/bsp/qemu-vexpress-a9/Kconfig
@@ -15,6 +15,6 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 source "$BSP_DIR/drivers/Kconfig"
diff --git a/bsp/stm32f10x-HAL/KConfig b/bsp/stm32f10x-HAL/Kconfig
similarity index 98%
rename from bsp/stm32f10x-HAL/KConfig
rename to bsp/stm32f10x-HAL/Kconfig
index 3ebeb013f0..28a348c404 100644
--- a/bsp/stm32f10x-HAL/KConfig
+++ b/bsp/stm32f10x-HAL/Kconfig
@@ -15,8 +15,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 choice
     prompt "Device type"
@@ -182,8 +182,3 @@ if RT_USING_SPI
         default n
 endif
 
-
-
-
-    
-    
\ No newline at end of file
diff --git a/bsp/stm32f411-nucleo/KConfig b/bsp/stm32f411-nucleo/Kconfig
similarity index 76%
rename from bsp/stm32f411-nucleo/KConfig
rename to bsp/stm32f411-nucleo/Kconfig
index 5c7783d66e..7a68666e8b 100644
--- a/bsp/stm32f411-nucleo/KConfig
+++ b/bsp/stm32f411-nucleo/Kconfig
@@ -15,18 +15,10 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
-
-menu "BSP_SPECIAL CONFIG"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config RT_USING_UART2
     bool "Using RT_USING_UART2"
     default y    
-	
-endmenu
 
-
-
-    
-    
\ No newline at end of file
diff --git a/bsp/stm32f429-apollo/KConfig b/bsp/stm32f429-apollo/Kconfig
similarity index 87%
rename from bsp/stm32f429-apollo/KConfig
rename to bsp/stm32f429-apollo/Kconfig
index 5fbdd20062..43dcbee27f 100644
--- a/bsp/stm32f429-apollo/KConfig
+++ b/bsp/stm32f429-apollo/Kconfig
@@ -20,7 +20,7 @@ config BOARD_STM32F429_APPOLO
     select ARCH_ARM_CORTEX_M4
     default y
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 source "$BSP_DIR/drivers/Kconfig"
diff --git a/bsp/stm32f429-disco/Kconfig b/bsp/stm32f429-disco/Kconfig
index cf8e66ca34..0f647d8cec 100644
--- a/bsp/stm32f429-disco/Kconfig
+++ b/bsp/stm32f429-disco/Kconfig
@@ -18,14 +18,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 source "$BSP_DIR/drivers/Kconfig"
 
-
-
-
-
-    
-    
\ No newline at end of file
diff --git a/bsp/stm32f4xx-HAL/KConfig b/bsp/stm32f4xx-HAL/Kconfig
similarity index 99%
rename from bsp/stm32f4xx-HAL/KConfig
rename to bsp/stm32f4xx-HAL/Kconfig
index e4fea73c73..638f56d2b4 100644
--- a/bsp/stm32f4xx-HAL/KConfig
+++ b/bsp/stm32f4xx-HAL/Kconfig
@@ -15,8 +15,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 
 choice
@@ -339,4 +339,4 @@ endif
 
 
     
-    
\ No newline at end of file
+    
diff --git a/bsp/stm32l476-nucleo/Kconfig b/bsp/stm32l476-nucleo/Kconfig
index a58fcdda75..c09fa038b7 100644
--- a/bsp/stm32l476-nucleo/Kconfig
+++ b/bsp/stm32l476-nucleo/Kconfig
@@ -18,6 +18,6 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 source "$BSP_DIR/drivers/Kconfig"
diff --git a/bsp/tm4c129x/KConfig b/bsp/tm4c129x/Kconfig
similarity index 76%
rename from bsp/tm4c129x/KConfig
rename to bsp/tm4c129x/Kconfig
index fad849785c..e6e03d257d 100644
--- a/bsp/tm4c129x/KConfig
+++ b/bsp/tm4c129x/Kconfig
@@ -15,18 +15,10 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
-
-menu "BSP_SPECIAL CONFIG"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config RT_USING_UART0
     bool "Using RT_USING_UART0"
     default y    
-	
-endmenu
-
-
-
-    
-    
\ No newline at end of file
+ 
diff --git a/bsp/x1000/Kconfig b/bsp/x1000/Kconfig
index a7a82890df..adeb609f78 100644
--- a/bsp/x1000/Kconfig
+++ b/bsp/x1000/Kconfig
@@ -18,8 +18,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config BOARD_X1000_REALBOARD
     bool 
diff --git a/components/KConfig b/components/Kconfig
similarity index 58%
rename from components/KConfig
rename to components/Kconfig
index 957df871a4..0a5e4e4e56 100644
--- a/components/KConfig
+++ b/components/Kconfig
@@ -10,17 +10,17 @@ if RT_USING_COMPONENTS_INIT
         default y
 endif
 
-source "$RTT_DIR/components/cplusplus/KConfig"
+source "$RTT_DIR/components/cplusplus/Kconfig"
 
-source "$RTT_DIR/components/finsh/KConfig"
+source "$RTT_DIR/components/finsh/Kconfig"
 
-source "$RTT_DIR/components/dfs/KConfig"
+source "$RTT_DIR/components/dfs/Kconfig"
 
-source "$RTT_DIR/components/drivers/KConfig"
+source "$RTT_DIR/components/drivers/Kconfig"
 
-source "$RTT_DIR/components/libc/KConfig"
+source "$RTT_DIR/components/libc/Kconfig"
 
-source "$RTT_DIR/components/net/KConfig"
+source "$RTT_DIR/components/net/Kconfig"
 
 source "$RTT_DIR/components/gui/Kconfig"
 
diff --git a/components/cplusplus/KConfig b/components/cplusplus/Kconfig
similarity index 100%
rename from components/cplusplus/KConfig
rename to components/cplusplus/Kconfig
diff --git a/components/dfs/KConfig b/components/dfs/Kconfig
similarity index 100%
rename from components/dfs/KConfig
rename to components/dfs/Kconfig
diff --git a/components/drivers/KConfig b/components/drivers/Kconfig
similarity index 100%
rename from components/drivers/KConfig
rename to components/drivers/Kconfig
diff --git a/components/finsh/KConfig b/components/finsh/Kconfig
similarity index 100%
rename from components/finsh/KConfig
rename to components/finsh/Kconfig
diff --git a/components/libc/KConfig b/components/libc/Kconfig
similarity index 100%
rename from components/libc/KConfig
rename to components/libc/Kconfig
diff --git a/components/net/KConfig b/components/net/Kconfig
similarity index 98%
rename from components/net/KConfig
rename to components/net/Kconfig
index 6b87735030..3220d5e786 100644
--- a/components/net/KConfig
+++ b/components/net/Kconfig
@@ -180,7 +180,7 @@ config RT_USING_LWIP
 
 endmenu
 
-source "$RTT_DIR/components/net/freemodbus/KConfig"
+source "$RTT_DIR/components/net/freemodbus/Kconfig"
 
 if RT_USING_LWIP
 config RT_USING_NETUTILS
diff --git a/components/net/freemodbus/KConfig b/components/net/freemodbus/Kconfig
similarity index 100%
rename from components/net/freemodbus/KConfig
rename to components/net/freemodbus/Kconfig
diff --git a/src/KConfig b/src/Kconfig
similarity index 100%
rename from src/KConfig
rename to src/Kconfig
diff --git a/tools/mkdist.py b/tools/mkdist.py
index 924e560884..4a9f37035a 100644
--- a/tools/mkdist.py
+++ b/tools/mkdist.py
@@ -121,7 +121,7 @@ def MakeCopy(program, BSP_ROOT, RTT_ROOT, Env):
     # copy tools directory
     print("=> tools")
     do_copy_folder(os.path.join(RTT_ROOT, "tools"), os.path.join(target_path, "tools"), ignore_patterns('*.pyc'))
-    do_copy_file(os.path.join(RTT_ROOT, 'KConfig'), os.path.join(target_path, 'KConfig'))
+    do_copy_file(os.path.join(RTT_ROOT, 'Kconfig'), os.path.join(target_path, 'Kconfig'))
     do_copy_file(os.path.join(RTT_ROOT, 'AUTHORS'), os.path.join(target_path, 'AUTHORS'))
     do_copy_file(os.path.join(RTT_ROOT, 'COPYING'), os.path.join(target_path, 'COPYING'))
     do_copy_file(os.path.join(RTT_ROOT, 'README.md'), os.path.join(target_path, 'README.md'))
@@ -170,7 +170,7 @@ def MakeCopyHeader(program, BSP_ROOT, RTT_ROOT, Env):
     # copy tools directory
     print "=>  tools"
     do_copy_folder(os.path.join(RTT_ROOT, "tools"), os.path.join(target_path, "tools"), ignore_patterns('*.pyc'))
-    do_copy_file(os.path.join(RTT_ROOT, 'KConfig'), os.path.join(target_path, 'KConfig'))
+    do_copy_file(os.path.join(RTT_ROOT, 'Kconfig'), os.path.join(target_path, 'Kconfig'))
     do_copy_file(os.path.join(RTT_ROOT, 'AUTHORS'), os.path.join(target_path, 'AUTHORS'))
     do_copy_file(os.path.join(RTT_ROOT, 'COPYING'), os.path.join(target_path, 'COPYING'))
     do_copy_file(os.path.join(RTT_ROOT, 'README.md'), os.path.join(target_path, 'README.md'))
@@ -242,7 +242,7 @@ def MkDist(program, BSP_ROOT, RTT_ROOT, Env):
     # copy tools directory
     print("=> tools")
     do_copy_folder(os.path.join(RTT_ROOT, "tools"), os.path.join(target_path, "tools"), ignore_patterns('*.pyc'))
-    do_copy_file(os.path.join(RTT_ROOT, 'KConfig'), os.path.join(target_path, 'KConfig'))
+    do_copy_file(os.path.join(RTT_ROOT, 'Kconfig'), os.path.join(target_path, 'Kconfig'))
     do_copy_file(os.path.join(RTT_ROOT, 'AUTHORS'), os.path.join(target_path, 'AUTHORS'))
     do_copy_file(os.path.join(RTT_ROOT, 'COPYING'), os.path.join(target_path, 'COPYING'))
     do_copy_file(os.path.join(RTT_ROOT, 'README.md'), os.path.join(target_path, 'README.md'))
@@ -265,7 +265,7 @@ def MkDist(program, BSP_ROOT, RTT_ROOT, Env):
     except :
         print('')
 
-    # change RTT_ROOT in KConfig
+    # change RTT_ROOT in Kconfig
     try:
         if os.path.exists(os.path.join(BSP_ROOT, 'Kconfig')):
             Kconfig = file(os.path.join(BSP_ROOT, 'Kconfig'))
diff --git a/tools/wizard.py b/tools/wizard.py
old mode 100755
new mode 100644