From b159d443dd6e2bd977d30b3cb5db86b38430c1ea Mon Sep 17 00:00:00 2001 From: John Zhao Date: Thu, 12 Mar 2020 15:49:12 -0700 Subject: src/soc/tigerlake_dev: Update PMC IPC Hardware ID Change PMC IPC HID from INT34D2 to INTC1026 along with new kernel pmc ipc driver. BUG=b:148949891 BRANCH=none TEST=Boot on Volteer and validate DP tunneling. Change-Id: I987e7bf76ad1f8ff534101c80661f7c027a60b51 Signed-off-by: John Zhao Reviewed-on: https://review.coreboot.org/c/coreboot/+/39479 Tested-by: build bot (Jenkins) Reviewed-by: Divya S Sasidharan Reviewed-by: Wonkyu Kim --- src/soc/intel/tigerlake/acpi/pmc.asl | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 src/soc/intel/tigerlake/acpi/pmc.asl (limited to 'src/soc/intel/tigerlake/acpi/pmc.asl') diff --git a/src/soc/intel/tigerlake/acpi/pmc.asl b/src/soc/intel/tigerlake/acpi/pmc.asl new file mode 100644 index 0000000000..0d62edd926 --- /dev/null +++ b/src/soc/intel/tigerlake/acpi/pmc.asl @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2020 Intel Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include + +Scope (\_SB.PCI0) { + + Device (PMC) + { + Name (_HID, "INTC1026") + Name (_DDN, "Intel(R) Tiger Lake IPC Controller") + /* + * PCH preserved 32 MB MMIO range from 0xFC800000 to 0xFE7FFFFF. + * 64KB (0xFE000000 - 0xFE00FFFF) for PMC MBAR. + */ + Name (_CRS, ResourceTemplate () { + Memory32Fixed (ReadWrite, PCH_PWRM_BASE_ADDRESS, 0x00010000) + }) + } +} -- cgit v1.2.3