RT_SERIAL_RB_BUFSZ (defined at D:\OpenSiFli\SiFli-SDK//rtos/rtthread/components/drivers/Kconfig:38) was assigned the value '4096' but got the value ''. Check these unsatisfied dependencies: RT_USING_SERIAL (=n). 
RT_TIMER_THREAD_STACK_SIZE (defined at D:\OpenSiFli\SiFli-SDK//rtos/rtthread/src/Kconfig:97) was assigned the value '1024' but got the value ''. Check these unsatisfied dependencies: RT_USING_TIMER_SOFT (=n). 
BSP_USING_LPTIM2 (defined at D:\OpenSiFli\SiFli-SDK//customer/boards/Kconfig_drv:430) was assigned the value 'y' but got the value 'n'. Check these unsatisfied dependencies: BSP_USING_TIM (=n). 
