iPAQ Atmel Micro ASIC battery driver

modulename: ipaq_micro_battery.ko

configname: CONFIG_BATTERY_IPAQ_MICRO

Linux Kernel Configuration
└─>Device Drivers
└─>Power supply class support
└─>iPAQ Atmel Micro ASIC battery driver
In linux kernel since version 3.17 (release Date: 2014-10-05)  
Choose this option if you want to monitor battery status on
Compaq/HP iPAQ h3100 and h3600.

source code: