CONFIG_MACH_ARMADILLO5X0 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
Support Atmark Armadillo-500 Development Base Board
modulename: armadillo5x0.ko
configname: CONFIG_MACH_ARMADILLO5X0
Linux Kernel Configuration
└─>Support Atmark Armadillo-500 Development Base Board
In linux kernel since version 2.6.31 (release Date: 2009-09-09)
Include support for Atmark Armadillo-500 platform. This includes
specific configurations for the board and its peripherals.
specific configurations for the board and its peripherals.