John Zhao uploaded patch set #2 to this change.

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Add _L61 method for Thunderbolt Hot Plug event

This change adds _L61 method for Thunderbolt Hot Plug event in the
GPE scope. _L61 method invokes sub-method HPEV to support Hot Plug
wake event from Thunderbolt PCIe root ports. _L61 intercepts Presence
Detect Changed interrupt and make sure the L0s is disabled on empty
slots prior booting to OS.

BUG=b:156435065
TEST=Verified multiple hot plug successfully with Lenovo dock.

Signed-off-by: John Zhao <john.zhao@intel.com>
Change-Id: I022cf4aa3f2ee459b9dc87849494e10755d995c8
---
M src/soc/intel/tigerlake/acpi/tcss.asl
1 file changed, 214 insertions(+), 116 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/49/42149/2

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