CONFIG_CPU_ARM926T is not available for the default architecture x86.
Result is shown for architecture arm

Support ARM926T processor

modulename: proc-arm926.ko
configname: CONFIG_CPU_ARM926T

Linux Kernel Configuration
└─> Support ARM926T processor

This is a variant of the ARM920. It has slightly different
instruction sequences for cache and TLB operations. Curiously,
there is no documentation on it at the ARM corporate website.

Say Y if you want support for the ARM926T processor.
Otherwise, say N.

source code: