[coreboot-gerrit] Change in coreboot[master]: mb/google/kahlee/OemCustomize.c: Enable eDP HIGH_VDIFF

Richard Spiegel (Code Review) gerrit at coreboot.org
Fri Jul 27 21:44:34 CEST 2018


Richard Spiegel has uploaded this change for review. ( https://review.coreboot.org/27670


Change subject: mb/google/kahlee/OemCustomize.c: Enable eDP HIGH_VDIFF
......................................................................

mb/google/kahlee/OemCustomize.c: Enable eDP HIGH_VDIFF

The careena board needs different video settings to pass eye diagram test,
which does not affect negatively the grunt board. In preparation for new
VBIOS, AGESA environment needs eDP high vdiff enabled.

BUG=b:111673328
TEST=Add debug code to AGESA to display set eDP. Build AGESA. Build and
boot grunt. Add new code to grunt, build and boot, verify eDP changed.

Change-Id: I3e6b409699e8192eb39cc189628ff95b9f985e54
Signed-off-by: Richard Spiegel <richard.spiegel at silverbackltd.com>
---
M src/mainboard/google/kahlee/OemCustomize.c
1 file changed, 5 insertions(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/70/27670/1

diff --git a/src/mainboard/google/kahlee/OemCustomize.c b/src/mainboard/google/kahlee/OemCustomize.c
index 6e6992d..d78f784 100644
--- a/src/mainboard/google/kahlee/OemCustomize.c
+++ b/src/mainboard/google/kahlee/OemCustomize.c
@@ -51,3 +51,8 @@
 	 */
 	PostParams->MemConfig.EnableBankIntlv = FALSE;
 }
+
+void set_board_env_params(GNB_ENV_CONFIGURATION *params)
+{
+	params->EDPv1_4VSMode = EDP_VS_HIGH_VDIFF_MODE;
+}

-- 
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I3e6b409699e8192eb39cc189628ff95b9f985e54
Gerrit-Change-Number: 27670
Gerrit-PatchSet: 1
Gerrit-Owner: Richard Spiegel <richard.spiegel at silverbackltd.com>
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