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mb/google/brya/var/taniks: Add new GFX devices with custom _PLD

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Add new GFX devices for DDI and TCP with custom _PLD to describe the
corresponding ports.

BUG=b:277629750
TEST=emerge-brya coreboot

Change-Id: I12fa83987869b9a52940a49e9f7897d62abf59ff
Signed-off-by: Won Chung <wonchung@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76908
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
This commit is contained in:
Won Chung
2023-08-01 01:07:56 +00:00
committed by Felix Held
parent 020d43e553
commit 4eaa0a929f
1 changed files with 19 additions and 0 deletions
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19
src/mainboard/google/brya/variants/taniks/overridetree.cb
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@@ -114,6 +114,25 @@ chip soc/intel/alderlake
[PchSerialIoIndexI2C5] = PchSerialIoPci,
}"
device domain 0 on
device ref igpu on
chip drivers/gfx/generic
register "device_count" = "3"
# DDIA for eDP
register "device[0].name" = ""LCD""
# DDIB is unused and HDMI is not enumerated in the kernel, so no GFX device is added for DDIB
# TCP0 (DP-1) for port C0
register "device[1].name" = ""DD01""
register "device[1].use_pld" = "true"
register "device[1].pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, ACPI_PLD_GROUP(1, 1))"
# TCP1 is unused and not enumerated in the kernel, so no GFX device is added for TCP1
# TCP2 (DP-2) for port C1
register "device[2].name" = ""DD02""
register "device[2].use_pld" = "true"
register "device[2].pld" = "ACPI_PLD_TYPE_C(RIGHT, RIGHT, ACPI_PLD_GROUP(2, 1))"
# TCP3 is unused and not enumerated in the kernel, so no GFX device is added for TCP3
device generic 0 on end
end
end # Integrated Graphics Device
device ref dtt on
chip drivers/intel/dptf
## sensor information