default or selected kernelversion does not have config value CONFIG_ATH6KL_HCI_BRIDGE.
Result is shown for kernelversion 6.2.5
HCI over SDIO support
configname: CONFIG_ATH6KL_HCI_BRIDGE
Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>HCI over SDIO support
In linux kernel since version 2.6.37 (release Date: 2011-01-04)
Enables BT over SDIO. Applicable only for combo designs (eg: WB31)