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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@silverbackltd.com>
Reviewed-on: https://review.coreboot.org/27670
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Richard Spiegel 2018-07-27 12:44:22 -07:00 committed by Patrick Georgi
parent 2e90ee38e7
commit 5d3707bbc3
1 changed files with 5 additions and 0 deletions
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5
src/mainboard/google/kahlee/OemCustomize.c
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@ -51,3 +51,8 @@ void OemPostParams(AMD_POST_PARAMS *PostParams)
*/ */
PostParams->MemConfig.EnableBankIntlv = FALSE; PostParams->MemConfig.EnableBankIntlv = FALSE;
} }
void set_board_env_params(GNB_ENV_CONFIGURATION *params)
{
params->EDPv1_4VSMode = EDP_VS_HIGH_VDIFF_MODE;
}