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
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
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).