menu "Board specific settings " if MACH_PCM037 choice prompt "SDRAM Bank0" config PCM037_SDRAM_BANK0_128MB bool "128MB" config PCM037_SDRAM_BANK0_256MB bool "256MB" endchoice choice prompt "SDRAM Bank1" config PCM037_SDRAM_BANK1_NONE bool "none" config PCM037_SDRAM_BANK1_128MB bool "128MB" config PCM037_SDRAM_BANK1_256MB bool "256MB" endchoice endif endmenu menu "i.MX specific settings " config IMX_CLKO bool "clko command" depends on ARCH_IMX27 || ARCH_IMX35 help The i.MX SoCs have a Pin which can output different reference frequencies. Say y here if you want to have the clko command which lets you select the frequency to output on this pin. endmenu