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mb/google/rex/variants/ovis: Add display configuration 

Enable DDI on ports 1 to 4 for Type-C DisplayPort.

BUG=b:274421383
TEST=util/abuild/abuild -p none -t google/rex -x -a -b ovis

Change-Id: I40f967b12b11c10a1a9329bfb42ebec5a8d7738f
Signed-off-by: Jakub Czapiga <jacz@semihalf.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75579
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Jakub Czapiga 2023-06-01 12:30:15 +00:00 committed by Subrata Banik
parent 7bb9319b87
commit 719b690e99
1 changed files with 8 additions and 0 deletions
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8
src/mainboard/google/rex/variants/ovis/overridetree.cb
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@ -14,6 +14,14 @@ chip soc/intel/meteorlake
register "tcss_ports[1]" = "TCSS_PORT_DEFAULT(OC0)"
register "tcss_ports[2]" = "TCSS_PORT_DEFAULT(OC0)"
# Enable Display Port Configuration
register "ddi_ports_config" = "{
[DDI_PORT_1] = DDI_ENABLE_HPD,
[DDI_PORT_2] = DDI_ENABLE_HPD,
[DDI_PORT_3] = DDI_ENABLE_HPD,
[DDI_PORT_4] = DDI_ENABLE_HPD,
}"
register "serial_io_i2c_mode" = "{
[PchSerialIoIndexI2C0] = PchSerialIoDisabled,
[PchSerialIoIndexI2C1] = PchSerialIoDisabled,