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| author | Chris Wang <chris.wang@amd.corp-partner.google.com> | 2020-12-18 15:01:36 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-01-25 09:10:40 +0000 |
| commit | 027b8b2ab91284be3e593a7e2c0ffb8fb6d325f5 (patch) | |
| tree | 1f4b1c36935189993d775276ffa620d6c833d08a /src/commonlib | |
| parent | 4e66d932c79fe32954319c233850e3ebf10df141 (diff) | |
mb/google/zork: add eDP tuning parameter to fix the eDP noise
needs to adjust the eDP phy setting to fix the eDP noise for WWAN.
DP_VS_LEVEL0_PREEMPH_LEVEL0, = 0x00 (0.4v 0db) swing 0, pre-emphasis 0)
COMMON_MAR_DEEMPH_NOM = 0x004B
COMMON_SELDEEMPH60 = 0x0
CMD_BUS_GLOBAL_FOR_TX_LANE0 = 0x80
BUG=b:171269338
BRANCH=none
TEST=Build; Verify the UPD was passed to system integrated table
Signed-off-by: Chris Wang <chris.wang@amd.corp-partner.google.com>
Change-Id: Ibe720e26d2257e05a989eaa1fd85d542005cf6a6
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48734
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/commonlib')
0 files changed, 0 insertions, 0 deletions