default or selected kernelversion does not have config value CONFIG_IR_TANGO.
Result is shown for kernelversion 6.7-rc3

Sigma Designs SMP86xx IR decoder

modulename: tango-ir.ko

configname: CONFIG_IR_TANGO

Linux Kernel Configuration
└─>Device Drivers
└─>Remote Controller support
└─>Remote Controller devices
└─>Sigma Designs SMP86xx IR decoder
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Adds support for the HW IR decoder embedded on Sigma Designs
Tango-based systems (SMP86xx, SMP87xx).
The HW decoder supports NEC, RC-5, RC-6 IR protocols.
When compiled as a module, look for tango-ir.

source code: