diff options
author | Aamir Bohra <aamir.bohra@intel.com> | 2018-10-17 11:55:01 +0530 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2018-10-26 11:20:54 +0000 |
commit | 3ee54bbf9413b5e174e65eff14769bdd2f5a3203 (patch) | |
tree | 1c27e4e0434d3e22e4fb9bb38ba59aa623070f80 /src/soc/intel/icelake/acpi/scs.asl | |
parent | bb7f4c7a4f3a076ba3e52fea9228e4a064316128 (diff) |
soc/intel/icelake: Do initial SoC commit
Clone entirely from Cannonlake
commit id: 3487095304dbbbf66de86f8bce0e40b7acb3ea27
List of changes on top off initial cannonlake clone
1. Replace "Cannonlake" with "Icelake"
2. Replace "cnl" with "icl"
3. Replace "cnp" with "icp"
4. Rename structrue based on Cannonlake with Icelake
5. Remove and clean below files
5.a. All NHLT blobs and related files.
5.b. remove cnl_memcfg_init.c file, will be added later.
5.c. Remove vr_config.c, this is WIP.
5.d. Clean up upd override in fsp_params.c,
will be added once FSP available.
5.e Remove CNL-H based GPIO configuartion.
Ice Lake specific changes will follow in subsequent patches.
Change-Id: I756fa7275c4190aebc0695f14484498aaf5662a5
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/29162
Reviewed-by: Shelley Chen <shchen@google.com>
Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-by: Naresh Solanki <naresh.solanki@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/icelake/acpi/scs.asl')
-rw-r--r-- | src/soc/intel/icelake/acpi/scs.asl | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/soc/intel/icelake/acpi/scs.asl b/src/soc/intel/icelake/acpi/scs.asl new file mode 100644 index 0000000000..896fd77c19 --- /dev/null +++ b/src/soc/intel/icelake/acpi/scs.asl @@ -0,0 +1,134 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017-2018 Intel Corporation. + * + * 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/pcr_ids.h> + +Scope (\_SB.PCI0) { + + /* + * Clear register 0x1C20/0x4820 + * Arg0 - PCR Port ID + */ + Method(SCSC, 1, Serialized) + { + ^PCRA (Arg0, 0x1C20, 0x0) + ^PCRA (Arg0, 0x4820, 0x0) + } + + /* EMMC */ + Device(PEMC) { + Name(_ADR, 0x001A0000) + Name (_DDN, "eMMC Controller") + Name (TEMP, 0) + + OperationRegion(SCSR, PCI_Config, 0x00, 0x100) + Field(SCSR, WordAcc, NoLock, Preserve) { + Offset (0x84), /* PMECTRLSTATUS */ + PMCR, 16, + Offset (0xA2), /* PG_CONFIG */ + , 2, + PGEN, 1, /* PG_ENABLE */ + } + + Method(_INI) { + /* Clear register 0x1C20/0x4820 */ + ^^SCSC (PID_EMMC) + } + + Method(_PS0, 0, Serialized) { + Stall (50) // Sleep 50 us + + Store(0, PGEN) // Disable PG + + /* Clear register 0x1C20/0x4820 */ + ^^SCSC (PID_EMMC) + + /* Set Power State to D0 */ + And (PMCR, 0xFFFC, PMCR) + Store (PMCR, ^TEMP) + } + + Method(_PS3, 0, Serialized) { + Store(1, PGEN) // Enable PG + + /* Set Power State to D3 */ + Or (PMCR, 0x0003, PMCR) + Store (PMCR, ^TEMP) + } + + Device (CARD) + { + Name (_ADR, 0x00000008) + Method (_RMV, 0, NotSerialized) + { + Return (0) + } + } + } + + /* SD CARD */ + Device (SDXC) + { + Name (_ADR, 0x00140005) + Name (_DDN, "SD Controller") + Name (TEMP, 0) + + OperationRegion (SDPC, PCI_Config, 0x00, 0x100) + Field (SDPC, WordAcc, NoLock, Preserve) + { + Offset (0x84), /* PMECTRLSTATUS */ + PMCR, 16, + Offset (0xA2), /* PG_CONFIG */ + , 2, + PGEN, 1, /* PG_ENABLE */ + } + + Method(_INI) + { + /* Clear register 0x1C20/0x4820 */ + ^^SCSC (PID_SDX) + } + + Method (_PS0, 0, Serialized) + { + Store (0, PGEN) /* Disable PG */ + + /* Clear register 0x1C20/0x4820 */ + ^^SCSC (PID_SDX) + + /* Set Power State to D0 */ + And (PMCR, 0xFFFC, PMCR) + Store (PMCR, ^TEMP) + } + + Method (_PS3, 0, Serialized) + { + Store (1, PGEN) /* Enable PG */ + + /* Set Power State to D3 */ + Or (PMCR, 0x0003, PMCR) + Store (PMCR, ^TEMP) + } + + Device (CARD) + { + Name (_ADR, 0x00000008) + Method (_RMV, 0, NotSerialized) + { + Return (1) + } + } + } /* Device (SDXC) */ +} |