CONFIG_STDOUT_CONSOLE=y CONFIG_GPIO=y CONFIG_USB_DEVICE_STACK=y CONFIG_USB_DEVICE_PRODUCT="Zephyr DFU sample" CONFIG_USB_DFU_CLASS=y CONFIG_FLASH=y CONFIG_IMG_MANAGER=y CONFIG_FLASH_PAGE_LAYOUT=y CONFIG_LOG=y CONFIG_USB_DRIVER_LOG_LEVEL_ERR=y CONFIG_USB_DEVICE_LOG_LEVEL_ERR=y CONFIG_BOOTLOADER_MCUBOOT=y