From e0e963e140edfa123c3c6b23abfe9f149a647461 Mon Sep 17 00:00:00 2001 From: Anil Kumar Date: Thu, 13 Apr 2023 21:24:35 -0700 Subject: mb/google/rex: Enable all DDI lanes This patch enables all DDI ports on Rex board to support display port tunneling and dual display on TBT dock. BUG=b:273901499 TEST=Boot google/rex and connect two displays over a TBT dock and check the display functionality. Signed-off-by: Anil Kumar Change-Id: I45ee5334fbb877bd58912c8d24920037f155dc42 Reviewed-on: https://review.coreboot.org/c/coreboot/+/74413 Reviewed-by: Subrata Banik Reviewed-by: Kapil Porwal Tested-by: build bot (Jenkins) --- src/mainboard/google/rex/variants/rex0/overridetree.cb | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/mainboard/google/rex/variants') diff --git a/src/mainboard/google/rex/variants/rex0/overridetree.cb b/src/mainboard/google/rex/variants/rex0/overridetree.cb index 17e4c3ed2e..ebe1428c83 100644 --- a/src/mainboard/google/rex/variants/rex0/overridetree.cb +++ b/src/mainboard/google/rex/variants/rex0/overridetree.cb @@ -67,6 +67,10 @@ chip soc/intel/meteorlake register "ddi_ports_config" = "{ [DDI_PORT_A] = DDI_ENABLE_HPD, [DDI_PORT_B] = DDI_ENABLE_HPD | DDI_ENABLE_DDC, + [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_gspi_mode" = "{ -- cgit v1.2.3