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

Raumfeld Speaker

modulename: raumfeld.ko

configname: CONFIG_MACH_RAUMFELD_SPEAKER

Linux Kernel Configuration
└─>Intel PXA2xx/PXA3xx Implementations
└─>Raumfeld Speaker
In linux kernel since version 2.6.34 (release Date: 2010-05-16)  
source code: