CONFIG_OF_PROMTREE (not configurable)

modulename: pdt.ko

configname: CONFIG_OF_PROMTREE

Linux Kernel Configuration
└─>Device Drivers
└─>Device Tree and Open Firmware support
└─>OF_PROMTREE
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
source code:
drivers/of/pdt.c
depends
CONFIG_OF