menuconfig BSP_USING_LPUART bool "Using UART device" default y select RESOURCES_SERIAL if BSP_USING_LPUART source "$BSP_DIR/third_party_driver/uart/Kconfig" endif menuconfig BSP_USING_LWIP bool "Using LwIP device" default n select RESOURCES_LWIP menuconfig BSP_USING_I2C bool "Using I2C device" default y select RESOURCES_I2C if BSP_USING_I2C source "$BSP_DIR/third_party_driver/i2c/Kconfig" endif