[BSP][k210] Fix the build issue in k210.

bsp/k210/.config

@@ -128,7 +128,7 @@ CONFIG_RT_SERIAL_USING_DMA=y
 # CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
 # CONFIG_RT_USING_I2C is not set
-CONFIG_RT_USING_PIN=y
+# CONFIG_RT_USING_PIN is not set
 # CONFIG_RT_USING_ADC is not set
 # CONFIG_RT_USING_PWM is not set
 # CONFIG_RT_USING_MTD_NOR is not set
@@ -326,10 +326,6 @@ CONFIG_PKG_KENDRYTE_SDK_VER="v0.5.2"
 # CONFIG_PKG_USING_DSTR is not set
 # CONFIG_PKG_USING_TINYFRAME is not set
 
-#
-# sample package
-#
-
 #
 # samples: kernel and components samples
 #
@@ -337,10 +333,6 @@ CONFIG_PKG_KENDRYTE_SDK_VER="v0.5.2"
 # CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
 # CONFIG_PKG_USING_NETWORK_SAMPLES is not set
 # CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
-
-#
-# example package: hello
-#
 # CONFIG_PKG_USING_HELLO is not set
 
 #

bsp/k210/rtconfig.h

@@ -86,7 +86,6 @@
 #define RT_PIPE_BUFSZ 512
 #define RT_USING_SERIAL
 #define RT_SERIAL_USING_DMA
-#define RT_USING_PIN
 
 /* Using WiFi */
 
@@ -158,14 +157,9 @@
 /* miscellaneous packages */
 
 
-/* sample package */
-
 /* samples: kernel and components samples */
 
 
-/* example package: hello */
-
-
 /* Privated Packages of RealThread */
 
 

bsp/k210/rtconfig.py

@@ -8,7 +8,7 @@ CROSS_TOOL  ='gcc'
 if os.getenv('RTT_ROOT'):
     RTT_ROOT = os.getenv('RTT_ROOT')
 else:
-    RTT_ROOT = r'rt-thread'
+    RTT_ROOT = r'../..'
 
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')