CONFIG_MACH_DOVE is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Marvell Dove boards

modulename: dove.ko

configname: CONFIG_MACH_DOVE

Linux Kernel Configuration
└─>Marvell Engineering Business Unit (MVEBU) SoCs
└─>Marvell Dove boards
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say 'Y' here if you want your kernel to support the
Marvell Dove using flattened device tree.

source code: