Change in ...coreboot[master]: mb/google/octopus/variants: Disable xHCI compliance mode

[John Zhao (Code Review)]

Hello John Zhao,

I'd like you to do a code review. Please visit

https://review.coreboot.org/c/coreboot/+/30817

to review the following change.

Change subject: mb/google/octopus/variants: Disable xHCI compliance mode
......................................................................

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.

BUG=b:115699781
CQ-DEPEND=CL:*30816
TEST=Verified usb operation successfully.

Change-Id: I41fecaa43f4b1588a0e4bbfc465d595feb54dd24
Signed-off-by: John Zhao 
---
M src/mainboard/google/octopus/variants/bobba/overridetree.cb
1 file changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/17/30817/1

diff --git a/src/mainboard/google/octopus/variants/bobba/overridetree.cb b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
index 9706e69..04dc768 100644
--- a/src/mainboard/google/octopus/variants/bobba/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
@@ -163,4 +163,7 @@
    		end
    	end	# - I2C 7
    end
+
+	# Disable compliance mode
+	register "DisableComplianceMode" = "1"
 end

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change and it was merged. ( https://review.coreboot.org/c/coreboot/+/30817 )

Change subject: mb/google/octopus/variants: Disable xHCI compliance mode
......................................................................

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) 
---
M src/mainboard/google/octopus/variants/bobba/overridetree.cb
1 file changed, 3 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Justin TerAvest: Looks good to me, approved

diff --git a/src/mainboard/google/octopus/variants/bobba/overridetree.cb b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
index 9706e69..04dc768 100644
--- a/src/mainboard/google/octopus/variants/bobba/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/bobba/overridetree.cb
@@ -163,4 +163,7 @@
    		end
    	end	# - I2C 7
    end
+
+	# Disable compliance mode
+	register "DisableComplianceMode" = "1"
 end