CONFIG_CPU_PXA950 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
PXA950 (codename Tavor-PV2)
configname: CONFIG_CPU_PXA950
Linux Kernel Configuration
└─>Intel PXA2xx/PXA3xx Implementations
└─>Supported PXA3xx Processor Variants
└─>PXA950 (codename Tavor-PV2)