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Revert "mb/google/reef: Override USB2 phy settings" 

This reverts commit 70ba1b7e78.

This commit can only pass far-end USB eye diagram but will fail on near-end.
Confirmed with Intel we should revert it.

Change-Id: I6de44d5240393409d9ec5835a9de0c23453300f7
Signed-off-by: Tim Chen <tim-chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/25630
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Tim Chen 2018-04-12 07:39:40 +00:00 committed by Martin Roth
parent 48e074975d
commit 5d27f40418
1 changed files with 0 additions and 16 deletions
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16
src/mainboard/google/reef/variants/baseboard/devicetree.cb
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@ -116,22 +116,6 @@ chip soc/intel/apollolake
# Minimum SLP S3 assertion width 28ms. # Minimum SLP S3 assertion width 28ms.
register "slp_s3_assertion_width_usecs" = "28000" register "slp_s3_assertion_width_usecs" = "28000"
# Override USB2 PER PORT register (PORT 1)
register "usb2eye[1]" = "{
.Usb20PerPortPeTxiSet = 4,
.Usb20PerPortTxiSet = 4,
.Usb20IUsbTxEmphasisEn = 1,
.Usb20PerPortTxPeHalf = 0,
}"
# Override USB2 PER PORT register (PORT 4)
register "usb2eye[4]" = "{
.Usb20PerPortPeTxiSet = 7,
.Usb20PerPortTxiSet = 7,
.Usb20IUsbTxEmphasisEn = 1,
.Usb20PerPortTxPeHalf = 0,
}"
device domain 0 on device domain 0 on
device pci 00.0 on end # - Host Bridge device pci 00.0 on end # - Host Bridge
device pci 00.1 on end # - DPTF device pci 00.1 on end # - DPTF