if ARCH_W90X900 config CPU_W90P910 bool help Support for W90P910 of Nuvoton W90X900 CPUs. menu "W90P910 Machines" config MACH_W90P910EVB bool "Nuvoton W90P910 Evaluation Board" default y select CPU_W90P910 help Say Y here if you are using the Nuvoton W90P910EVB endmenu endif