menu "SuperH architecture" depends on SH config CPU_SH4 bool config CPU_SH7751 bool select CPU_SH4 choice prompt "Target select" optional config TARGET_R2DPLUS bool "Renesas R2D-PLUS" select CPU_SH7751 endchoice config SYS_ARCH default "sh" config SYS_CPU default "sh4" if CPU_SH4 source "arch/sh/lib/Kconfig" source "board/renesas/r2dplus/Kconfig" endmenu