diff options
| author | Won Chung <wonchung@google.com> | 2023-07-31 22:39:35 +0000 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-08-24 12:52:14 +0000 |
| commit | 939d07ea354e8e985bda5dd6de59ad99401b46bd (patch) | |
| tree | b4137bc3f86bce6c6e65b754ede82ffeca78e7ef | |
| parent | 34ce8c7377d0aba84f90bf3b74c6adfb489e1c3c (diff) | |
mb/google/brya/var/mithrax: 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: Icdb8e9a20ab536f80fa7358472cca01996faf447
Signed-off-by: Won Chung <wonchung@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76902
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
| -rw-r--r-- | src/mainboard/google/brya/variants/mithrax/overridetree.cb | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/mithrax/overridetree.cb b/src/mainboard/google/brya/variants/mithrax/overridetree.cb index e5832fee55..cd79b2c3e5 100644 --- a/src/mainboard/google/brya/variants/mithrax/overridetree.cb +++ b/src/mainboard/google/brya/variants/mithrax/overridetree.cb @@ -91,6 +91,28 @@ chip soc/intel/alderlake }" device domain 0 on + 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) is unused for any ports but still enumerated in the kernel, so GFX device is added for TCP0 + register "device[2].name" = ""DD02"" + # TCP1 (DP-2) for port C1 + register "device[3].name" = ""DD03"" + register "device[2].use_pld" = "true" + register "device[2].pld" = "ACPI_PLD_TYPE_C(RIGHT, LEFT, ACPI_PLD_GROUP(1, 1))" + # TCP2 (DP-3) for port C2 + register "device[4].name" = ""DD04"" + register "device[4].use_pld" = "true" + register "device[4].pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, 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 |