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| author | Ryan Zhang <Ryan.Zhang@quantatw.com> | 2017-03-01 16:29:23 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-03-10 13:05:16 -0800 |
| commit | 00d7f4ab9d6963ac0025b7273b378e0dc2b29126 (patch) | |
| tree | 5d1b59a83928902f9e497b6eb994b803bfaee2e3 /board/reef/board.c | |
| parent | d265f6ff93efb063db210616abcfb2802e8fd232 (diff) | |
| download | chrome-ec-00d7f4ab9d6963ac0025b7273b378e0dc2b29126.tar.gz | |
Electro: DP CTS testing failed in HBR2 deterministic Jitter
Uploading CL according EE's requirement.
Need to overwrite PS8751 Address: 0x16, offset: 0xD3, Data: 0x98
BUG=b:36044164
BRANCH=firmware-reef-9042.B
TEST=`make -j BOARD=reef`
Change-Id: I60d5c6724fd047770ddd0af1d204571d59c6e25e
Signed-off-by: Ryan Zhang <Ryan.Zhang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/451047
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Commit-Queue: Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com>
Tested-by: Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com>
(cherry picked from commit 1c39223ff9f970be69a62cbf4302fa3aa8f57647)
Reviewed-on: https://chromium-review.googlesource.com/452647
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'board/reef/board.c')
| -rw-r--r-- | board/reef/board.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/board/reef/board.c b/board/reef/board.c index 4ae14414fb..c0ba7c3667 100644 --- a/board/reef/board.c +++ b/board/reef/board.c @@ -375,6 +375,10 @@ void board_tcpc_init(void) mux->hpd_update(port, 0, 0); } + + /* 0x98 sets lower EQ of DP port (4.5db) */ + i2c_write8(NPCX_I2C_PORT0_1, 0x16, PS8751_REG_MUX_DP_EQ_Configuration, + 0x98); } DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C+1); |