From b318be22183ca4c306203479b4410ab6365235aa Mon Sep 17 00:00:00 2001 From: John Zhao Date: Thu, 10 Jan 2019 12:33:35 -0800 Subject: 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 Reviewed-on: https://review.coreboot.org/c/30817 Reviewed-by: Justin TerAvest Tested-by: build bot (Jenkins) --- src/mainboard/google/octopus/variants/bobba/overridetree.cb | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/mainboard') 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 -- cgit v1.2.3