Attention is currently required from: Tarun Tuli.
Won Chung has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/76906?usp=email )
Change subject: mb/google/brya/var/volmar: Add new GFX devices with custom _PLD ......................................................................
mb/google/brya/var/volmar: Add new GFX devices with custom _PLD
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: Ie7982d1001c4a65322b4e6fdbd70b20c8eee6f0e Signed-off-by: Won Chung wonchung@google.com --- M src/mainboard/google/brya/variants/volmar/overridetree.cb 1 file changed, 22 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/06/76906/1
diff --git a/src/mainboard/google/brya/variants/volmar/overridetree.cb b/src/mainboard/google/brya/variants/volmar/overridetree.cb index 9f61eed..bdf3193 100644 --- a/src/mainboard/google/brya/variants/volmar/overridetree.cb +++ b/src/mainboard/google/brya/variants/volmar/overridetree.cb @@ -88,6 +88,28 @@ device ref tbt_pcie_rp2 off end device ref tcss_dma0 off end device ref tcss_dma1 off end + device ref igpu on + chip drivers/gfx/generic + register "device_count" = "6" + # DDIA for eDP + register "device[0].name" = ""LCD"" + # DDIB for HDMI + register "device[1].name" = ""DD01"" + # TCP0 (DP-1) for port C0 + register "device[2].name" = ""DD02"" + register "device[2].use_pld" = "true" + register "device[2].pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, ACPI_PLD_GROUP(1, 1))" + # TCP1 (DP-2) is unused for any ports but still enumerated in the kernel, so GFX device is added for TCP1 + register "device[3].name" = ""DD03"" + # TCP2 (DP-3) for port C1 + register "device[4].name" = ""DD04"" + register "device[4].use_pld" = "true" + register "device[4].pld" = "ACPI_PLD_TYPE_C(RIGHT, RIGHT, ACPI_PLD_GROUP(2, 1))" + # TCP3 (DP-4) is unused for any ports but still enumerated in the kernel, so GFX device is added for TCP3 + register "device[5].name" = ""DD05"" + device generic 0 on end + end + end # Integrated Graphics Device device ref dtt on chip drivers/intel/dptf ## sensor information