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mb/google/cyan: Add support for EC mode change event

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TMBC support has been backported to the EC firmware for CYAN
and KEFKA, so add SCI support for the MODE_CHANGE host event.

TEST=build/boot Win11, Linux on CYAN, verify tablet mode switching
functional via Intel VBTN driver.

Change-Id: Id3474e07bad1b6371644821dfe39a8105e4dd0f8
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/91788
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
This commit is contained in:
Matt DeVillier 2026-03-19 16:20:39 -05:00
commit a8615bed6b
1 changed files with 2 additions and 1 deletions
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3
src/mainboard/google/cyan/ec.h
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@ -23,7 +23,8 @@
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_THRESHOLD) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_START) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP))
EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
#define MAINBOARD_EC_SMI_EVENTS \
(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED))