default or selected kernelversion does not have config value CONFIG_B43_BCMA_EXTRA.
Result is shown for kernelversion 6.2.5
Hardware support that overlaps with the brcmsmac driver
configname: CONFIG_B43_BCMA_EXTRA
Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Wireless LAN
└─>Hardware support that overlaps with the brcmsmac driver