Vital Product Data

modulename: vpd-sysfs.ko

configname: CONFIG_GOOGLE_VPD

Linux Kernel Configuration
└─>Device Drivers
└─>Firmware Drivers
└─>Google Firmware Drivers
└─>Vital Product Data
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This option enables the kernel to expose the content of Google VPD
under /sys/firmware/vpd.

source code: