JEDEC DDR data

modulename: jedec_ddr_data.ko

configname: CONFIG_DDR

Linux Kernel Configuration
└─>Library routines
└─>JEDEC DDR data
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Data from JEDEC specs for DDR SDRAM memories,
particularly the AC timing parameters and addressing
information. This data is useful for drivers handling
DDR SDRAM controllers.

source code:
lib/jedec_ddr_data.c
depends
 or CONFIG_MEMORY