config BSP_USING_DIRECT_UART bool "Using Direct UART without driver" default y config BSP_DRV_UART bool "Enabel UART driver" select RT_USING_SERIAL default y if BSP_DRV_UART config RT_USING_UART0 bool "Enabel UART 0" default y config RT_USING_UART1 bool "Enabel UART 1" default n endif config BSP_DRV_AHCI bool "Enabel AHCI disk driver" default y