From af1782cdcb1033b8c608f7b11c0ba8ac09098dcb Mon Sep 17 00:00:00 2001 From: Won Chung <wonchung@google.com> Date: Mon, 31 Jul 2023 22:27:51 +0000 Subject: mb/google/brya/var/kano: 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: I15888b4e5bd46c98e0864eaa6850e1a24b22fe65 Signed-off-by: Won Chung <wonchung@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/76900 Reviewed-by: Subrata Banik <subratabanik@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> --- .../google/brya/variants/kano/overridetree.cb | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/src/mainboard/google/brya/variants/kano/overridetree.cb b/src/mainboard/google/brya/variants/kano/overridetree.cb index 592da7dd18..d5cf7c38f6 100644 --- a/src/mainboard/google/brya/variants/kano/overridetree.cb +++ b/src/mainboard/google/brya/variants/kano/overridetree.cb @@ -96,6 +96,28 @@ 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) 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 -- cgit v1.2.3