diff options
| author | Lijian Zhao <lijian.zhao@intel.com> | 2016-10-28 11:01:09 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-11-07 20:14:32 +0100 |
| commit | 37742f6870ec1d4b860769db25ef665cdb7c1615 (patch) | |
| tree | c71a1aab1ab51b9084fc30da34115168899a1995 /src/soc/intel | |
| parent | cb8849b68671c54ea2521cd8fb1ba289136b5b85 (diff) | |
soc/intel/apollolake: Add pmc_ipc device support
A dedicated pmc_ipc DSDT entry is required for pmc_ipc kernel driver.
The ACPI mode entry includes resources for PMC_IPC1, SRAM, ACPI IO and
Punit Mailbox.
BRANCH=None
BUG=chrome-os-partner:57364
TEST=Boot up into OS successfully and check with dmesg to see the
driver has been loaded successfully without errors.
Change-Id: Ib0a300febe1e7fc1796bfeca1a04493f932640e1
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/17181
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/apollolake/acpi/pmc_ipc.asl | 60 | ||||
| -rw-r--r-- | src/soc/intel/apollolake/acpi/southbridge.asl | 3 |
2 files changed, 63 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/acpi/pmc_ipc.asl b/src/soc/intel/apollolake/acpi/pmc_ipc.asl new file mode 100644 index 0000000000..c958c16f29 --- /dev/null +++ b/src/soc/intel/apollolake/acpi/pmc_ipc.asl @@ -0,0 +1,60 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 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 <soc/iomap.h> + +#define MAILBOX_DATA 0x7080 +#define MAILBOX_INTF 0x7084 +#define PMIO_LENGTH 0x80 +#define PMIO_LIMIT 0x480 + +scope (\_SB) { + Device (IPC1) + { + Name (_HID, "INT34D2") + Name (_CID, "INT34D2") + Name (_DDN, "Intel(R) IPC1 Controller") + Name (RBUF, ResourceTemplate () + { + Memory32Fixed (ReadWrite, 0x0, 0x2000, IBAR) + Memory32Fixed (ReadWrite, 0x0, 0x4, MDAT) + Memory32Fixed (ReadWrite, 0x0, 0x4, MINF) + IO (Decode16, ACPI_PMIO_BASE, PMIO_LIMIT, + 0x04, PMIO_LENGTH) + Memory32Fixed (ReadWrite, 0x0, 0x2000, SBAR) + Interrupt (ResourceConsumer, Level, ActiveLow, Exclusive, , , ) + { + PMC_INT + } + }) + + Method (_CRS, 0x0, NotSerialized) + { + CreateDwordField (^RBUF, ^IBAR._BAS, IBAS) + Store (PMC_BAR0, IBAS) + + CreateDwordField (^RBUF, ^MDAT._BAS, MDBA) + Store (MCH_BASE_ADDR + MAILBOX_DATA, MDBA) + CreateDwordField (^RBUF, ^MINF._BAS, MIBA) + Store (MCH_BASE_ADDR + MAILBOX_INTF, MIBA) + + CreateDwordField (^RBUF, ^SBAR._BAS, SBAS) + Store (PMC_SRAM_BASE_0, SBAS) + + Return (^RBUF) + } + } +}
\ No newline at end of file diff --git a/src/soc/intel/apollolake/acpi/southbridge.asl b/src/soc/intel/apollolake/acpi/southbridge.asl index 1c10f1a5ed..e3ee1ae496 100644 --- a/src/soc/intel/apollolake/acpi/southbridge.asl +++ b/src/soc/intel/apollolake/acpi/southbridge.asl @@ -46,5 +46,8 @@ Scope (\_SB) /* eMMC */ #include "scs.asl" +/* PMC IPC controller */ +#include "pmc_ipc.asl" + /* PCI _OSC */ #include <soc/intel/common/acpi/pci_osc.asl> |