default or selected kernelversion does not have config value CONFIG_ATH_CARDS.
Result is shown for kernelversion 5.9.9

Atheros Wireless Cards

configname: CONFIG_ATH_CARDS

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> Wireless LAN
└─> Atheros Wireless Cards

This will enable the support for the Atheros wireless drivers.
ath5k, ath9k, ath9k_htc and ar9170 drivers share some common code, this option
enables the common ath.ko module which shares common helpers.

For more information and documentation on this module you can visit:

For information on all Atheros wireless drivers visit: