Matt DeVillier has submitted this change. ( https://review.coreboot.org/c/coreboot/+/77143?usp=email )
Change subject: mb/google/volteer: Add ACPI display brightness support ......................................................................
mb/google/volteer: Add ACPI display brightness support
Add support for ACPI display brightness controls, so that panel adjustment is available under Windows.
TEST=build/boot Win11 on google/drobit, verify panel brightness controls available and functional.
Change-Id: Ic0c026ae09b3fde648db4bdeb4971423953c96a1 Signed-off-by: Matt DeVillier matt.devillier@gmail.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/77143 Reviewed-by: Tim Wawrzynczak inforichland@gmail.com Tested-by: build bot (Jenkins) no-reply@coreboot.org --- M src/mainboard/google/volteer/dsdt.asl M src/mainboard/google/volteer/variants/baseboard/devicetree.cb 2 files changed, 4 insertions(+), 1 deletion(-)
Approvals: build bot (Jenkins): Verified Tim Wawrzynczak: Looks good to me, approved
diff --git a/src/mainboard/google/volteer/dsdt.asl b/src/mainboard/google/volteer/dsdt.asl index 4193d3d..eeaf613 100644 --- a/src/mainboard/google/volteer/dsdt.asl +++ b/src/mainboard/google/volteer/dsdt.asl @@ -28,6 +28,7 @@ #include <soc/intel/common/block/acpi/acpi/northbridge.asl> #include <soc/intel/tigerlake/acpi/southbridge.asl> #include <soc/intel/tigerlake/acpi/tcss.asl> + #include <drivers/intel/gma/acpi/default_brightness_levels.asl> #if CONFIG(VARIANT_HAS_MIPI_CAMERA) #include <soc/intel/common/block/acpi/acpi/ipu.asl> #endif diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb index 4af59e6..078deb2 100644 --- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb @@ -357,7 +357,9 @@ register "FastPkgCRampDisable" = "1"
device domain 0 on - device ref igpu on end + device ref igpu on + register "gfx" = "GMA_DEFAULT_PANEL(0)" + end device ref dptf on # Default DPTF Policy for all Volteer boards if not overridden chip drivers/intel/dptf