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authorLee Leahy <leroy.p.leahy@intel.com>2016-06-18 18:52:43 -0700
committerLee Leahy <leroy.p.leahy@intel.com>2016-07-08 17:59:20 +0200
commitdc542702108fc80997f074978ac404c83ee0e9bf (patch)
treea25026af01a13f461e29c8a01848f617d7580ae3 /src/mainboard
parent5d94c2665360aad315b494b9ed47ed7f33a695a5 (diff)
downloadcoreboot-dc542702108fc80997f074978ac404c83ee0e9bf.tar.xz
soc/intel/quark: Pass in the memory initialization parameters
Specify the memory initialization parameters in mainboard/intel/galileo/devicetree.cb. Pass these values into FSP to initialize memory. TEST=Build and run on Galileo Gen2 Change-Id: I83ee196f5fb825118a3a74b61f73f3728a1a1dc6 Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com> Reviewed-on: https://review.coreboot.org/15260 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/intel/galileo/devicetree.cb27
1 files changed, 26 insertions, 1 deletions
diff --git a/src/mainboard/intel/galileo/devicetree.cb b/src/mainboard/intel/galileo/devicetree.cb
index fcc0dae526..f7d666d6f5 100644
--- a/src/mainboard/intel/galileo/devicetree.cb
+++ b/src/mainboard/intel/galileo/devicetree.cb
@@ -20,7 +20,32 @@ chip soc/intel/quark
# Set the parameters for MemoryInit
############################################################
- register "PcdSmmTsegSize" = "0" # SMM Region size in MiB
+ register "AddrMode" = "0"
+ register "ChanMask" = "1" # Channel 0 enabled
+ register "ChanWidth" = "1" # 16-bit channel
+ register "DramDensity" = "1" # 1 Gib;
+ register "DramRonVal" = "0" # 34 Ohm
+ register "DramRttNomVal" = "2" # 120 Ohm
+ register "DramRttWrVal" = "0" # off
+ register "DramSpeed" = "0" # 800 MHz
+ register "DramType" = "0" # DDR3
+ register "DramWidth" = "0" # 8-bit
+ register "EccScrubBlkSize" = "2" # 64 byte blocks
+ register "EccScrubInterval" = "0" # ECC scrub disabled
+ register "Flags" = "MRC_FLAG_SCRAMBLE_EN"
+ register "FspReservedMemoryLength" = "0x00100000" # Size in bytes
+ register "RankMask" = "1" # RANK 0 enabled
+ register "SmmTsegSize" = "0" # SMM Region size in MiB
+ register "SocRdOdtVal" = "0" # off
+ register "SocWrRonVal" = "1" # 32 Ohm
+ register "SocWrSlewRate" = "1" # 4V/nSec
+ register "SrInt" = "3" # 7.8 uSec
+ register "SrTemp" = "0" # normal
+ register "tCL" = "6" # clocks
+ register "tFAW" = "40000" # picoseconds
+ register "tRAS" = "37500" # picoseconds
+ register "tRRD" = "10000" # picoseconds
+ register "tWTR" = "10000" # picoseconds
############################################################
# Enable the devices