default or selected kernelversion does not have config value CONFIG_SND_KIRKWOOD_SOC_OPENRD.
Result is shown for kernelversion 6.5.1

SoC Audio support for Kirkwood Openrd Client

modulename: snd-soc-openrd.ko

configname: CONFIG_SND_KIRKWOOD_SOC_OPENRD

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>I2C support
└─>SoC Audio support for Kirkwood Openrd Client
In linux kernel since version 2.6.36 (release Date: 2010-10-20)  
Say Y if you want to add support for SoC audio on
Openrd Client.

source code:
sound/soc//kirkwood/