diff --git a/bsp/x1000/drivers/Kconfig b/bsp/x1000/drivers/Kconfig
old mode 100644
new mode 100755
index 0f2a2be685ebf4c57f397d3bc0ac13b034967df3..9eed79acc6142290e9ec3f763008860e2f3a6eb7
--- a/bsp/x1000/drivers/Kconfig
+++ b/bsp/x1000/drivers/Kconfig
@@ -30,6 +30,19 @@ if RT_USING_SERIAL
     config RT_USING_UART2
         bool "Using UART2"
         default y
+
+    if RT_USING_UART2
+        choice
+            prompt "GPIO function pins select"
+            default CONFIG_SYS_UART2_PC
+
+            config CONFIG_SYS_UART2_PC
+                bool "PORT C"
+
+            config CONFIG_SYS_UART2_PD
+                bool "PORT D"
+        endchoice
+    endif
 endif
 
 if RT_USING_SDIO