diff options
| author | Tommie <tong.lin@bitland.corp-partner.google.com> | 2020-03-31 16:24:35 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2020-04-07 03:50:08 +0000 |
| commit | 1b7fc32a54ea962a30da8daee5827003087843ec (patch) | |
| tree | e5f98dccdad4ccdda3b839f9ce6c2b6d67cfd02c /src/mainboard/google/octopus | |
| parent | 16f6aa81b6aeacc0b9a80a649eeaea96a192ffa2 (diff) | |
| download | coreboot-1b7fc32a54ea962a30da8daee5827003087843ec.tar.xz | |
mb/google/octopus/variants/phaser: Disable xHCI compliance mode
Since the first LFPS timeout causes xHCI to enter compliance
mode, the SS hub cannot be enumerated. The resolution is to
disable xHCI compliance mode.
BRANCH=octopus
BUG=b:149723583
TEST=Verified USB operation successfully.
Signed-off-by: tong.lin <tong.lin@bitland.corp-partner.google.com>
Change-Id: I3e6ab6ec0c4865cf2467da900f13d18468ff356f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39968
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Marco Chen <marcochen@google.com>
Diffstat (limited to 'src/mainboard/google/octopus')
| -rw-r--r-- | src/mainboard/google/octopus/variants/phaser/overridetree.cb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/phaser/overridetree.cb b/src/mainboard/google/octopus/variants/phaser/overridetree.cb index 625c2a6a34..b80d0317c8 100644 --- a/src/mainboard/google/octopus/variants/phaser/overridetree.cb +++ b/src/mainboard/google/octopus/variants/phaser/overridetree.cb @@ -173,4 +173,7 @@ chip soc/intel/apollolake end end # - I2C 7 end + + # Disable xHCI compliance mode + register "DisableComplianceMode" = "1" end |