if ARCH_IMXRT config IMXRT bool config IMXRT1020 bool select IMXRT config IMXRT1050 bool select IMXRT config SYS_SOC default "imxrt" choice prompt "NXP i.MXRT board select" optional config TARGET_IMXRT1020_EVK bool "Support imxrt1020 EVK board" select IMXRT1020 config TARGET_IMXRT1050_EVK bool "Support imxrt1050 EVK board" select IMXRT1050 endchoice source "board/freescale/imxrt1020-evk/Kconfig" source "board/freescale/imxrt1050-evk/Kconfig" endif