diff --git a/bsp/allwinner_tina/Kconfig b/bsp/allwinner_tina/Kconfig
index c08133b83bff91d0c4e8608a010cf2902e26a2e4..bf8ea3eb29fa724d81520d5dc28be058d475af8b 100644
--- a/bsp/allwinner_tina/Kconfig
+++ b/bsp/allwinner_tina/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/amebaz/Kconfig b/bsp/amebaz/Kconfig
index 5e639f4e5f7af721e8d254950bf2fe4024d4c47e..f2171e022e0cb2f184aaaf66b43c71873ba030c8 100644
--- a/bsp/amebaz/Kconfig
+++ b/bsp/amebaz/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,12 +13,12 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
     
-config $ENV_DIR
+config ENV_DIR
     string
     option env="ENV_ROOT"
     default "/"
diff --git a/bsp/asm9260t/Kconfig b/bsp/asm9260t/Kconfig
index 544cb4202faeca876a3932b0eeddbf9ac6407c29..cf15b0089e6413ec1e44bbaffb9bc27a9ae7223b 100644
--- a/bsp/asm9260t/Kconfig
+++ b/bsp/asm9260t/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/at91sam9260/Kconfig b/bsp/at91sam9260/Kconfig
index f07968f982af0f061dc743fe55e82d9140be3608..fcc0b7f701745898c86af684eecb63198f042070 100644
--- a/bsp/at91sam9260/Kconfig
+++ b/bsp/at91sam9260/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/beaglebone/Kconfig b/bsp/beaglebone/Kconfig
index a3d9b2e519765f99e432936ae0bfb12faa122275..face1126bc5abb3eb28634b4936581468c433b70 100644
--- a/bsp/beaglebone/Kconfig
+++ b/bsp/beaglebone/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,12 +13,12 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example: default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
     
-config $ENV_DIR
+config ENV_DIR
     string
     option env="ENV_ROOT"
     default "/"
diff --git a/bsp/ck802/Kconfig b/bsp/ck802/Kconfig
index 7bce24ab3f9ae2193feff383c0ceb0198489e799..57926af40440f30bc3a7f8ffd1c0f0bc272b6733 100644
--- a/bsp/ck802/Kconfig
+++ b/bsp/ck802/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/dm365/Kconfig b/bsp/dm365/Kconfig
index 7c2d7799a929789bf8d80a6d1dfbadb425cbed0b..5fe94df8eff14ec0f09af5d84ba703bee0b175fe 100644
--- a/bsp/dm365/Kconfig
+++ b/bsp/dm365/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/gd32303e-eval/Kconfig b/bsp/gd32303e-eval/Kconfig
index c1e97ccd3f53f2b67958cfadf27dedd99f6822f8..e4706f4d4fb547e88beb2332ae4ddb0370006b64 100644
--- a/bsp/gd32303e-eval/Kconfig
+++ b/bsp/gd32303e-eval/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/gd32450z-eval/Kconfig b/bsp/gd32450z-eval/Kconfig
index e5e782777c5428e4145fb3b5400c29c4eb5b50c2..776ad7a27918d7133ad32c1da90ed711611440bb 100644
--- a/bsp/gd32450z-eval/Kconfig
+++ b/bsp/gd32450z-eval/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default: "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default: "rt-thread"
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/gkipc/Kconfig b/bsp/gkipc/Kconfig
index 27dcf550f2a47327830dc04d039c61232a17410e..cecf75498754e33fc190f5aa14d517264b5db040 100644
--- a/bsp/gkipc/Kconfig
+++ b/bsp/gkipc/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/hifive1/Kconfig b/bsp/hifive1/Kconfig
index b76747caff3472bc3410d063b9ffeb7ddcc6173d..ab8d23cfb54672345394c83b24c4918b93e65467 100644
--- a/bsp/hifive1/Kconfig
+++ b/bsp/hifive1/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/imx6sx/cortex-a9/Kconfig b/bsp/imx6sx/cortex-a9/Kconfig
index a54e2f40be63e95bbfcaf941054031188a0fa871..305671a12675436e58ffb478819a5652ebcc2646 100644
--- a/bsp/imx6sx/cortex-a9/Kconfig
+++ b/bsp/imx6sx/cortex-a9/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
@@ -13,12 +13,12 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example: default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
     
-config $ENV_DIR
+config ENV_DIR
     string
     option env="ENV_ROOT"
     default "/"
diff --git a/bsp/imx6ul/Kconfig b/bsp/imx6ul/Kconfig
index 68a1d983de3dbd3dc3b3ebbdbd4542c9844b56fd..0e15f9cc18eff1063259e3befdbf30bec0b209ad 100644
--- a/bsp/imx6ul/Kconfig
+++ b/bsp/imx6ul/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/imxrt/imxrt1050-ArchMix/Kconfig b/bsp/imxrt/imxrt1050-ArchMix/Kconfig
index 6aa07d476dd9b1cc4fdba33149537f0f73013262..6c36086c8d063ae119c86c588fd0109058a0a93a 100644
--- a/bsp/imxrt/imxrt1050-ArchMix/Kconfig
+++ b/bsp/imxrt/imxrt1050-ArchMix/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/imxrt/imxrt1050-evk/Kconfig b/bsp/imxrt/imxrt1050-evk/Kconfig
index 6a9e202469a5247fa5ff3236d85df457b045b0e3..5a1991863ac91f66da6adc05f335f37541adceb3 100644
--- a/bsp/imxrt/imxrt1050-evk/Kconfig
+++ b/bsp/imxrt/imxrt1050-evk/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/imxrt1052-evk/Kconfig b/bsp/imxrt1052-evk/Kconfig
index b2e97fc33a7326a181a4dde762dd835c980a3be8..450ba25af6521180fa13123a4fb827b1d01b053c 100644
--- a/bsp/imxrt1052-evk/Kconfig
+++ b/bsp/imxrt1052-evk/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/k210/Kconfig b/bsp/k210/Kconfig
index 3d1f1315f5285605cc965f2f760ba3e1c2f4fd97..0abdcab46c2dc5380cab2139398dec22d4c767c5 100644
--- a/bsp/k210/Kconfig
+++ b/bsp/k210/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/lpc408x/Kconfig b/bsp/lpc408x/Kconfig
index 4c52aa9f6f8eb07c94f35fd78ba6d8bf6fe5d5fa..e586d1b5b485c5bcefef2f5b17972a996b956a29 100644
--- a/bsp/lpc408x/Kconfig
+++ b/bsp/lpc408x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/lpc54114-lite/Kconfig b/bsp/lpc54114-lite/Kconfig
index 052b48cd370d848537c6f72d2c5f66e5e506b5d0..4a48333983c8be631c405126a0730a7b0c069cce 100644
--- a/bsp/lpc54114-lite/Kconfig
+++ b/bsp/lpc54114-lite/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/lpc54608-LPCXpresso/Kconfig b/bsp/lpc54608-LPCXpresso/Kconfig
index 86c8134c8bda43dfcb2f5bb1ca3cdd4e1b182e9f..a4613012c6744b5f859a31cfe8d5aa56b414ff96 100644
--- a/bsp/lpc54608-LPCXpresso/Kconfig
+++ b/bsp/lpc54608-LPCXpresso/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/ls1cdev/Kconfig b/bsp/ls1cdev/Kconfig
index 262e2e51845f02fa112bb223ab9d4b3c3fd764fb..e3f4eca2d4b7a31c8dcbdaffb49172929d1f3a5f 100644
--- a/bsp/ls1cdev/Kconfig
+++ b/bsp/ls1cdev/Kconfig
@@ -1,17 +1,17 @@
 mainmenu "RT-Thread Configuration"
 
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
     
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/nuvoton_m05x/Kconfig b/bsp/nuvoton_m05x/Kconfig
index b6c00e8e2cfe59dcf7a53b8398242e0be9bcdd62..1503876ae33ade0616c3444771ab33d9937dbabd 100644
--- a/bsp/nuvoton_m05x/Kconfig
+++ b/bsp/nuvoton_m05x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/nuvoton_m487/Kconfig b/bsp/nuvoton_m487/Kconfig
index 1b46858ab6699b402cade008c3c7e00b416d47dd..42f1ea0b6270ee588223b7cc9cfa1bcb7fe3dc1d 100644
--- a/bsp/nuvoton_m487/Kconfig
+++ b/bsp/nuvoton_m487/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/qemu-vexpress-a9/Kconfig b/bsp/qemu-vexpress-a9/Kconfig
index 9bf0ad526e2104f28ea81d09008b975359eb785b..a74e2411f9780884cf4c54fab295faa61d87232c 100644
--- a/bsp/qemu-vexpress-a9/Kconfig
+++ b/bsp/qemu-vexpress-a9/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/qemu-vexpress-gemini/Kconfig b/bsp/qemu-vexpress-gemini/Kconfig
index 680c776d0ff20f17627ef9bd6f423d2f8f590303..fb1c5acd6119e9a95716a910f739376297c15d71 100644
--- a/bsp/qemu-vexpress-gemini/Kconfig
+++ b/bsp/qemu-vexpress-gemini/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/raspi2/Kconfig b/bsp/raspi2/Kconfig
index d2a2d1139968be2416e5c25b257d1ff7595aa4da..f28e22a697596d4fddfa637905cbfd39f4c064b1 100644
--- a/bsp/raspi2/Kconfig
+++ b/bsp/raspi2/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/rv32m1_vega/ri5cy/Kconfig b/bsp/rv32m1_vega/ri5cy/Kconfig
index 043ed245485fdfdf40dfe3aaa605ae41a60d58c1..c72e2ea344daab52db3e9c5932f4219e00fe5f6f 100644
--- a/bsp/rv32m1_vega/ri5cy/Kconfig
+++ b/bsp/rv32m1_vega/ri5cy/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/simulator/Kconfig b/bsp/simulator/Kconfig
index 701463280119a8203cd9c4981ba93c2137f57ade..1832033b4e784a85c5fcbb8d6c5b5ad7b4c8e784 100644
--- a/bsp/simulator/Kconfig
+++ b/bsp/simulator/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/libraries/templates/stm32f0xx/Kconfig b/bsp/stm32/libraries/templates/stm32f0xx/Kconfig
index 2b30840a3ebfa46b53ed2aaf36dcd83e1c7ce3dc..7a400db91f4a82292908c8b2b99e87e4193f78d0 100644
--- a/bsp/stm32/libraries/templates/stm32f0xx/Kconfig
+++ b/bsp/stm32/libraries/templates/stm32f0xx/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/libraries/templates/stm32f10x/Kconfig b/bsp/stm32/libraries/templates/stm32f10x/Kconfig
index 2b30840a3ebfa46b53ed2aaf36dcd83e1c7ce3dc..7a400db91f4a82292908c8b2b99e87e4193f78d0 100644
--- a/bsp/stm32/libraries/templates/stm32f10x/Kconfig
+++ b/bsp/stm32/libraries/templates/stm32f10x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/libraries/templates/stm32f4xx/Kconfig b/bsp/stm32/libraries/templates/stm32f4xx/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/libraries/templates/stm32f4xx/Kconfig
+++ b/bsp/stm32/libraries/templates/stm32f4xx/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/libraries/templates/stm32f7xx/Kconfig b/bsp/stm32/libraries/templates/stm32f7xx/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/libraries/templates/stm32f7xx/Kconfig
+++ b/bsp/stm32/libraries/templates/stm32f7xx/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/libraries/templates/stm32l4xx/Kconfig b/bsp/stm32/libraries/templates/stm32l4xx/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/libraries/templates/stm32l4xx/Kconfig
+++ b/bsp/stm32/libraries/templates/stm32l4xx/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f091-st-nucleo/Kconfig b/bsp/stm32/stm32f091-st-nucleo/Kconfig
index 2b30840a3ebfa46b53ed2aaf36dcd83e1c7ce3dc..7a400db91f4a82292908c8b2b99e87e4193f78d0 100644
--- a/bsp/stm32/stm32f091-st-nucleo/Kconfig
+++ b/bsp/stm32/stm32f091-st-nucleo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f103-atk-nano/Kconfig b/bsp/stm32/stm32f103-atk-nano/Kconfig
index 2b30840a3ebfa46b53ed2aaf36dcd83e1c7ce3dc..7a400db91f4a82292908c8b2b99e87e4193f78d0 100644
--- a/bsp/stm32/stm32f103-atk-nano/Kconfig
+++ b/bsp/stm32/stm32f103-atk-nano/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/Kconfig b/bsp/stm32/stm32f103-fire-arbitrary/Kconfig
index 2b30840a3ebfa46b53ed2aaf36dcd83e1c7ce3dc..7a400db91f4a82292908c8b2b99e87e4193f78d0 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/Kconfig
+++ b/bsp/stm32/stm32f103-fire-arbitrary/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f407-atk-explorer/Kconfig b/bsp/stm32/stm32f407-atk-explorer/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f407-atk-explorer/Kconfig
+++ b/bsp/stm32/stm32f407-atk-explorer/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f407-st-discovery/Kconfig b/bsp/stm32/stm32f407-st-discovery/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f407-st-discovery/Kconfig
+++ b/bsp/stm32/stm32f407-st-discovery/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f411-st-nucleo/Kconfig b/bsp/stm32/stm32f411-st-nucleo/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f411-st-nucleo/Kconfig
+++ b/bsp/stm32/stm32f411-st-nucleo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f429-armfly-v6/Kconfig b/bsp/stm32/stm32f429-armfly-v6/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f429-armfly-v6/Kconfig
+++ b/bsp/stm32/stm32f429-armfly-v6/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f429-atk-apollo/Kconfig b/bsp/stm32/stm32f429-atk-apollo/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f429-atk-apollo/Kconfig
+++ b/bsp/stm32/stm32f429-atk-apollo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f429-fire-challenger/Kconfig b/bsp/stm32/stm32f429-fire-challenger/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f429-fire-challenger/Kconfig
+++ b/bsp/stm32/stm32f429-fire-challenger/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f446-st-nucleo/Kconfig b/bsp/stm32/stm32f446-st-nucleo/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f446-st-nucleo/Kconfig
+++ b/bsp/stm32/stm32f446-st-nucleo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f767-atk-apollo/Kconfig b/bsp/stm32/stm32f767-atk-apollo/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f767-atk-apollo/Kconfig
+++ b/bsp/stm32/stm32f767-atk-apollo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f767-fire-challenger/Kconfig b/bsp/stm32/stm32f767-fire-challenger/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32f767-fire-challenger/Kconfig
+++ b/bsp/stm32/stm32f767-fire-challenger/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32l475-atk-pandora/Kconfig b/bsp/stm32/stm32l475-atk-pandora/Kconfig
index d174bcc5856a51419134bbe611db776d611c751e..8cbc7b71a8c0cf95b0cefa5f35f19353215eb570 100644
--- a/bsp/stm32/stm32l475-atk-pandora/Kconfig
+++ b/bsp/stm32/stm32l475-atk-pandora/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f107/Kconfig b/bsp/stm32f107/Kconfig
index 74b4e6f3801d559c1dc81292defeace61ebd776a..50b5b35d0ed16598796db98efa148aa0d0c38229 100644
--- a/bsp/stm32f107/Kconfig
+++ b/bsp/stm32f107/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,12 +13,12 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example: default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
     
-config $ENV_DIR
+config ENV_DIR
     string
     option env="ENV_ROOT"
     default "/"
diff --git a/bsp/stm32f10x-HAL/Kconfig b/bsp/stm32f10x-HAL/Kconfig
index 2b3ffc04af2f8d69d1672422bdaee2e4d2718b12..6bad2193febc9d5949eaffddb8dd8a579e77a811 100644
--- a/bsp/stm32f10x-HAL/Kconfig
+++ b/bsp/stm32f10x-HAL/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f10x/Kconfig b/bsp/stm32f10x/Kconfig
index 15d3caa2b5f91de68590eb8c55e39ddb8b4dc2b6..1c5daf9b3947cb7494371d0419fac2349c245960 100644
--- a/bsp/stm32f10x/Kconfig
+++ b/bsp/stm32f10x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f20x/Kconfig b/bsp/stm32f20x/Kconfig
index b29258d60e5ebe7176ac6b9e4029a02a97b093c5..889e08af79aa7370016d8ff2eabd43dcf94d6391 100644
--- a/bsp/stm32f20x/Kconfig
+++ b/bsp/stm32f20x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f40x/Kconfig b/bsp/stm32f40x/Kconfig
index 939181306b8d171af77c43e7d3ebafbcf6fa3d3c..0eda592e1795de0cfb667fb1ca8f365768343cb7 100644
--- a/bsp/stm32f40x/Kconfig
+++ b/bsp/stm32f40x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Project Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f411-nucleo/Kconfig b/bsp/stm32f411-nucleo/Kconfig
index eccda0aefe58b6c75ac829aa06dbaea173aa1f87..49c6451616c21d3b1199c86a6b239e6f6ada782c 100644
--- a/bsp/stm32f411-nucleo/Kconfig
+++ b/bsp/stm32f411-nucleo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f429-apollo/Kconfig b/bsp/stm32f429-apollo/Kconfig
index 43dcbee27f2b3f7e6b504d5d9f808f4b13cc052e..abd2d9d6f7e84d02db76bade2e8379d07288f1a7 100644
--- a/bsp/stm32f429-apollo/Kconfig
+++ b/bsp/stm32f429-apollo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f429-armfly/Kconfig b/bsp/stm32f429-armfly/Kconfig
index 68987b22a9e6da73917eaf786635588372491cf7..fb12ceb6b528a4c8cb4036d12a23baf1e02aab01 100644
--- a/bsp/stm32f429-armfly/Kconfig
+++ b/bsp/stm32f429-armfly/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f429-disco/Kconfig b/bsp/stm32f429-disco/Kconfig
index 0f647d8cec93b122b5c429637f57c42f2e6573f7..4409aa297207b81aa02a23c5921cfc4a7e823b81 100644
--- a/bsp/stm32f429-disco/Kconfig
+++ b/bsp/stm32f429-disco/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f4xx-HAL/Kconfig b/bsp/stm32f4xx-HAL/Kconfig
index 95ffd73be8ab7cf7903e3162149a6d5125dde95f..2e281dbbfdb3b9a18f780ec6ab19dd86dfe12882 100644
--- a/bsp/stm32f4xx-HAL/Kconfig
+++ b/bsp/stm32f4xx-HAL/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32f7-disco/Kconfig b/bsp/stm32f7-disco/Kconfig
index 3c6cca2588c0defd0081d52680472cacbbceb907..2f976714a5890b8b1928e3a158136787e88aa6b7 100644
--- a/bsp/stm32f7-disco/Kconfig
+++ b/bsp/stm32f7-disco/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default: "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default: "../.."
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32h743-nucleo/Kconfig b/bsp/stm32h743-nucleo/Kconfig
index 07e59e8ebbade454bfef229aa4ac92a1eea6346a..a3d2727768ea114b4040ebd0470acb2514e5a54e 100644
--- a/bsp/stm32h743-nucleo/Kconfig
+++ b/bsp/stm32h743-nucleo/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32l476-nucleo/Kconfig b/bsp/stm32l476-nucleo/Kconfig
index 0da24775fb4a1ec6391626616ecdbd352b0039a3..008f0bc05f66555d313c84ac2a21e9521679ef1d 100644
--- a/bsp/stm32l476-nucleo/Kconfig
+++ b/bsp/stm32l476-nucleo/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default: "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default: "rt-thread"
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/swm320-lq100/Kconfig b/bsp/swm320-lq100/Kconfig
index 5c6ef90e9c273ca8681acef5b37824d78a7aa2a7..70e793458e059c52267e8b5ecc3549482b5c2b5e 100644
--- a/bsp/swm320-lq100/Kconfig
+++ b/bsp/swm320-lq100/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/tm4c129x/Kconfig b/bsp/tm4c129x/Kconfig
index e6e03d257d1a4d77d9b03660bdc94b6ed0aebfa5..af01ae6a331472e2c5aa929d2eb84ce2bbc72fa5 100644
--- a/bsp/tm4c129x/Kconfig
+++ b/bsp/tm4c129x/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/tms320f28379d/Kconfig b/bsp/tms320f28379d/Kconfig
index de11cb4d792631e001f6d46f6c63c5cf840421c1..12fe2a87dc183c9e7d074a5043b7afd89b4d9d99 100644
--- a/bsp/tms320f28379d/Kconfig
+++ b/bsp/tms320f28379d/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/x1000/Kconfig b/bsp/x1000/Kconfig
index adeb609f78ade07d429aa26cc03d73f05a3a7066..c74dce9bb9c3b8e22297bf23d557669fd7ed1a85 100644
--- a/bsp/x1000/Kconfig
+++ b/bsp/x1000/Kconfig
@@ -1,11 +1,11 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../.."
@@ -13,7 +13,7 @@ config $RTT_DIR
 # you can change the RTT_ROOT default "../.." to your rtthread_root,
 # example : default "F:/git_repositories/rt-thread"
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"