From 3ad69e8d4c1270d037786d9f9fcb8c24ab6b267c Mon Sep 17 00:00:00 2001 From: Yen Lin Date: Thu, 20 Aug 2015 15:19:07 -0700 Subject: t210: sdram_lp0: also save EmcBctSpare2 field Need to save EmcBctSpare2 field to scratch register. Without it, system may not resume from LP0 suspend. BUG=chrome-os-partner:43797 BRANCH=none TEST=able to suspend/resume >30 times on a known failed board Signed-off-by: Patrick Georgi Original-Commit-Id: 6d1623c4c791f79e097193dfbc4bc894ef63e230 Original-Change-Id: I53ebf8c4d4c7cd19827128a84fbd97a377d78ff7 Original-Signed-off-by: Yen Lin Original-Reviewed-on: https://chromium-review.googlesource.com/294765 Original-Reviewed-by: Furquan Shaikh Original-(cherry picked from commit ce38d902e889068d0068150c9352c2ecdb2f8815) Original-Reviewed-on: https://chromium-review.googlesource.com/294864 Original-Commit-Queue: Furquan Shaikh Original-Trybot-Ready: Furquan Shaikh Original-Tested-by: Furquan Shaikh Change-Id: I2ff21afbe9278413033101877c2581df51913709 Reviewed-on: http://review.coreboot.org/11401 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/soc/nvidia/tegra210/sdram_lp0.c | 1 + 1 file changed, 1 insertion(+) (limited to 'src/soc/nvidia') diff --git a/src/soc/nvidia/tegra210/sdram_lp0.c b/src/soc/nvidia/tegra210/sdram_lp0.c index f3f2af3270..890c28544a 100644 --- a/src/soc/nvidia/tegra210/sdram_lp0.c +++ b/src/soc/nvidia/tegra210/sdram_lp0.c @@ -724,6 +724,7 @@ void sdram_lp0_save_params(const struct sdram_params *sdram) s32(EmcBctSpare5, scratch42); s32(EmcBctSpare4, scratch44); s32(SwizzleRankByteEncode, scratch45); + s32(EmcBctSpare2, scratch46); s32(EmcBctSpare1, scratch47); s32(EmcBctSpare0, scratch48); s32(EmcBctSpare9, scratch50); -- cgit v1.2.3