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| author | Matt DeVillier <matt.devillier@gmail.com> | 2023-05-10 18:02:39 -0500 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-05-17 11:22:09 +0000 |
| commit | 90f9d1c4098aa04a1852ef93b588d03ef404b4a5 (patch) | |
| tree | e881ee53ed844611bd6e2884cee0b951537e374d | |
| parent | 1be9f3502c26c07a8da3c77cd8e172b4c87705fc (diff) | |
| download | coreboot-90f9d1c4098aa04a1852ef93b588d03ef404b4a5.tar.gz | |
ec/google/chromeec/ACPI: Set TBMC status based on motion sensor presence
Use ECRAM field MTNS to determine if motion sensor present, and set
TBMC device status accordingly.
TEST=build/boot google/{jinlon,drobit}, verify ACPI status for TMBC
correct for both devices with and without tablet mode.
Change-Id: Ic06ab6d721f0a3435e6dfd7b5e130f378096afec
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75172
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: CoolStar <coolstarorganization@gmail.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
| -rw-r--r-- | src/ec/google/chromeec/acpi/tbmc.asl | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/ec/google/chromeec/acpi/tbmc.asl b/src/ec/google/chromeec/acpi/tbmc.asl index 1661296da6..3ecf78ef5b 100644 --- a/src/ec/google/chromeec/acpi/tbmc.asl +++ b/src/ec/google/chromeec/acpi/tbmc.asl @@ -15,6 +15,10 @@ Device (TBMC) } Method(_STA, 0) { - Return (0xB) + If (^^MTNS == 1) { + Return (0xF) + } Else { + Return (0x0) + } } } |