kernelconfig_penguin
default or selected kernelversion does not have config value CONFIG_B43_PHY_LP.
Result is shown for kernelversion 6.0-rc7

Support for LP-PHY (low-power 802.11g) devices

configname: CONFIG_B43_PHY_LP

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> Wireless LAN
└─> Support for LP-PHY (low-power 802.11g) devices

The LP-PHY is a low-power PHY built into some notebooks
and embedded devices. It supports 802.11a/b/g
(802.11a support is optional, and currently disabled).