CONFIG_S3C_DEV_HSMMC3 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
CONFIG_S3C_DEV_HSMMC3 (not configurable)
configname: CONFIG_S3C_DEV_HSMMC3
Linux Kernel Configuration
└─>Samsung Common options
└─>S3C_DEV_HSMMC3
In linux kernel since version 2.6.36 (release Date: 2010-10-20)
Compile in platform device definitions for HSMMC channel 3