commit | 0a20872de0b0de6354fa3164c998619b3218dd9f | [log] [tgz] |
---|---|---|
author | Angel Pons <th3fanbus@gmail.com> | Fri Sep 18 00:52:26 2020 +0200 |
committer | Patrick Georgi <pgeorgi@google.com> | Thu Feb 18 10:12:43 2021 +0000 |
tree | f7b7807217cd875ddf2858439ab1ba1dafe74849 | |
parent | fe276fb250df01aadc85ca8a6d6d0091bcf7dc93 [diff] [blame] |
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 <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45503 Reviewed-by: Patrick Rudolph <siro@das-labor.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/sandybridge/raminit_native.c b/src/northbridge/intel/sandybridge/raminit_native.c index 4c1fb8f..698db51 100644 --- a/src/northbridge/intel/sandybridge/raminit_native.c +++ b/src/northbridge/intel/sandybridge/raminit_native.c
@@ -218,7 +218,7 @@ { 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;