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authorJohn Zhao <john.zhao@intel.com>2019-01-10 12:33:35 -0800
committerPatrick Georgi <pgeorgi@google.com>2019-01-14 11:58:47 +0000
commitb318be22183ca4c306203479b4410ab6365235aa (patch)
tree2161d39bb133c1ae74f7c2f1040842b5b0cfebf8
parent91600a318210e703704790afe28c073f5ecfab86 (diff)
mb/google/octopus/variants: Disable xHCI compliance mode
Some usb devices exhibits signal loss which causes xHCI entering compliance mode. The resolution is to disable xHCI compliance mode. BRANCH=octopus BUG=b:115699781 TEST=Verified usb operation successfully. Change-Id: I41fecaa43f4b1588a0e4bbfc465d595feb54dd24 Signed-off-by: John Zhao <john.zhao@intel.com> Reviewed-on: https://review.coreboot.org/c/30817 Reviewed-by: Justin TerAvest <teravest@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/google/octopus/variants/bobba/overridetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/bobba/overridetree.cb b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
index 9706e69d70..04dc768e12 100644
--- a/src/mainboard/google/octopus/variants/bobba/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
@@ -163,4 +163,7 @@ chip soc/intel/apollolake
end
end # - I2C 7
end
+
+ # Disable compliance mode
+ register "DisableComplianceMode" = "1"
end