[coreboot-gerrit] Change in coreboot[master]: nb/intel/sandybridge: Use 133 MHz ref clock for DDR3-2400

[Angel Pons (Code Review)]

Angel Pons has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/45503 )

Change subject: nb/intel/sandybridge: Use 133 MHz ref clock for DDR3-2400
......................................................................

nb/intel/sandybridge: Use 133 MHz ref clock for DDR3-2400

The 100 MHz reference clock seems to be unstable when using high
multipliers. Use the 133 MHz reference clock instead.

Change-Id: I400e4f91776306d54d818fa249d7a845020ac37b
Signed-off-by: Angel Pons 
---
M src/northbridge/intel/sandybridge/raminit_native.c
1 file changed, 1 insertion(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/03/45503/1

diff --git a/src/northbridge/intel/sandybridge/raminit_native.c b/src/northbridge/intel/sandybridge/raminit_native.c
index 6b74405..19e0e1d 100644
--- a/src/northbridge/intel/sandybridge/raminit_native.c
+++ b/src/northbridge/intel/sandybridge/raminit_native.c
@@ -136,7 +136,7 @@
 {
    if (ctrl->tCK <= TCK_1200MHZ) {
    	ctrl->tCK = TCK_1200MHZ;
-		ctrl->base_freq = 100;
+		ctrl->base_freq = 133;
    } else if (ctrl->tCK <= TCK_1100MHZ) {
    	ctrl->tCK = TCK_1100MHZ;
    	ctrl->base_freq = 100;