CONFIG_ARCH_DAVINCI_DA8XX is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_ARCH_DAVINCI_DA8XX (not configurable)

modulename: da8xx-cfgchip.ko

configname: CONFIG_ARCH_DAVINCI_DA8XX

Linux Kernel Configuration
└─>TI DaVinci
└─>ARCH_DAVINCI_DA8XX
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
source code: