WM831X PMU support

modulename: wm831x_power.ko

configname: CONFIG_WM831X_POWER

Linux Kernel Configuration
└─>Device Drivers
└─>Power supply class support
└─>WM831X PMU support
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
Say Y here to enable support for the power management unit
provided by Wolfson Microelectronics WM831x PMICs.

source code:
drivers/power/supply/wm831x_power.c