CONFIG_S3C_GPIO_TRACK is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_S3C_GPIO_TRACK (not configurable)

configname: CONFIG_S3C_GPIO_TRACK

Linux Kernel Configuration
└─>S3C_GPIO_TRACK
In linux kernel since version 2.6.29 (release Date: 2009-03-23)  
Internal configuration option to enable the s3c specific gpio
chip tracking if the platform requires it.

depends
CONFIG_PLAT_SAMSUNG |
| CONFIG_SAMSUNG_ATAGS

is depended by
CONFIG_ARCH_S3C64XX