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authorDuncan Laurie <dlaurie@chromium.org>2017-06-20 20:42:38 -0700
committerDuncan Laurie <dlaurie@chromium.org>2017-07-01 02:49:21 +0000
commitdea94abebba0868526b2a9dcf9627a7a628ba522 (patch)
tree262b0ce8121104d1b95052e1dffa82de8e9d793a /src/mainboard/google
parentaf81a9132a59b5c3abbb3e56574398fe236ba6f9 (diff)
downloadcoreboot-dea94abebba0868526b2a9dcf9627a7a628ba522.tar.xz
mb/google/eve: Do not limit memory speed on new SKU 5 boards
Board changes in rev6+ have a fix to VDDQ that should fix the issue that was being seen with this SKU, so only lower the memory speed on older boards. BUG=b:37172778 TEST=memory stress testing on rev6 boards Change-Id: I6d6fe730cabd74af23eab3f02feef9da01a35fd4 Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://review.coreboot.org/20429 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/eve/romstage.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mainboard/google/eve/romstage.c b/src/mainboard/google/eve/romstage.c
index cd8fa083a9..6f8ff0f19c 100644
--- a/src/mainboard/google/eve/romstage.c
+++ b/src/mainboard/google/eve/romstage.c
@@ -14,6 +14,7 @@
* GNU General Public License for more details.
*/
+#include <boardid.h>
#include <string.h>
#include <stddef.h>
#include <fsp/soc_binding.h>
@@ -49,7 +50,7 @@ void mainboard_memory_init_params(FSPM_UPD *mupd)
mem_cfg->MemorySpdDataLen = SPD_LEN;
/* Limit K4EBE304EB-EGCF memory to 1600MHz for stability */
- if (mainboard_get_spd_index() == 5) {
+ if (board_id() < 6 && mainboard_get_spd_index() == 5) {
printk(BIOS_WARNING, "Limiting memory to 1600MHz\n");
mem_cfg->DdrFreqLimit = 1600;
}