[coreboot-gerrit] Change in coreboot[master]: google/kahlee: Move DRAM clear override to devicetree

[Marshall Dawson (Code Review)]

Marshall Dawson has uploaded this change for review. ( https://review.coreboot.org/21858

Change subject: google/kahlee: Move DRAM clear override to devicetree
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google/kahlee: Move DRAM clear override to devicetree

Kahlee needs to keep its DRAM contents after a reset.  Move this
override out of the OemCustomize.c file to a devicetree register
setting.

Change-Id: I3196cb8b94bec64e8ce59e4285cf8d97f442bd3d
Signed-off-by: Marshall Dawson 
---
M src/mainboard/google/kahlee/OemCustomize.c
M src/mainboard/google/kahlee/devicetree.cb
2 files changed, 1 insertion(+), 6 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/58/21858/1

diff --git a/src/mainboard/google/kahlee/OemCustomize.c b/src/mainboard/google/kahlee/OemCustomize.c
index 50d504d..fcfde4a 100644
--- a/src/mainboard/google/kahlee/OemCustomize.c
+++ b/src/mainboard/google/kahlee/OemCustomize.c
@@ -36,9 +36,3 @@
    			0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00),
    PSO_END
 };
-
-void OemPostParams(AMD_POST_PARAMS *PostParams)
-{
-	/* disable memory clear for pstore memory storage and boot time */
-	PostParams->MemConfig.EnableMemClr = FALSE;
-}
diff --git a/src/mainboard/google/kahlee/devicetree.cb b/src/mainboard/google/kahlee/devicetree.cb
index 0ed3336..9bb0b43 100644
--- a/src/mainboard/google/kahlee/devicetree.cb
+++ b/src/mainboard/google/kahlee/devicetree.cb
@@ -18,6 +18,7 @@
    {
    	{ {0xA0, 0x00} }, // socket 0 - Channel 0, slot 0
    }"
+	register "dram_clear" = "DRAM_CONTENTS_KEEP"

device cpu_cluster 0 on
    	device lapic 10 on end