RT_TIMER_TICK_PER_SECOND in rtconfig.h for softtime scheduler ,maybe is not used.

bsp/stm32f40x/rtconfig.h

@@ -32,7 +32,6 @@
 /* #define RT_USING_TIMER_SOFT */
 #define RT_TIMER_THREAD_PRIO		4
 #define RT_TIMER_THREAD_STACK_SIZE	512
-#define RT_TIMER_TICK_PER_SECOND	10
 
 /* SECTION: IPC */
 /* Using Semaphore*/