diff options
| author | Rizwan Qureshi <rizwan.qureshi@intel.com> | 2015-11-20 11:46:54 +0530 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2016-01-16 11:58:31 +0100 |
| commit | 2b1e8b3c3d8ee17124fe98a31ed31815ac03539d (patch) | |
| tree | 8dfdc69c066cf0f5d5027b4207b30ff3877f61dd /src/soc/intel/skylake/include | |
| parent | b6319c1121332551a51a9ef7d88c3e7ed8d0670d (diff) | |
intel/skylake: Add VrConfig UPD parameters from coreboot
Adding VrConfig UPDs and assign values to those from devicetree
BRANCH=none
BUG=chrome-os-partner:45387
TEST=Build and booted in kunimitsu
CQ-DEPEND=CL:310192
Change-Id: Ifce9dfacabc742b55266c48459c56c69b1f22236
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: b34a3cc77afc8795abb64972f8169986c30c2acd
Original-Change-Id: Ifa960e718ed77db729f1fc4e2c00c9b305093e04
Original-Signed-off-by: Barnali Sarkar <barnali.sarkar@intel.com>
Original-Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/311317
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/12944
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/soc/intel/skylake/include')
| -rw-r--r-- | src/soc/intel/skylake/include/soc/vr_config.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/include/soc/vr_config.h b/src/soc/intel/skylake/include/soc/vr_config.h new file mode 100644 index 0000000000..926ddf1a16 --- /dev/null +++ b/src/soc/intel/skylake/include/soc/vr_config.h @@ -0,0 +1,77 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc. + */ + +/* VR Settings for each domain */ + +#ifndef _SOC_VR_CONFIG_H_ +#define _SOC_VR_CONFIG_H_ + +struct vr_config { + + /* + * The below settings will take effect when this is set to 1 + * for that domain. + */ + int vr_config_enable; + + /* Power State X current cuttof in 1/4 Amp increments + * Range is 0-128A + */ + int psi1threshold; + int psi2threshold; + int psi3threshold; + + /* Enable power state 3/4 for different domains */ + int psi3enable; + int psi4enable; + + /* + * Imon slope correction. Specified in 1/100 increment + * values. Range is 0-200. 125 = 1.25 + */ + int imon_slope; + + /* + * Imon offset correction. Units 1/4, Range 0-255. + * Value of 100 = 100/4 = 25 offset. + */ + int imon_offset; + + /* VR Icc Max limit. 0-255A in 1/4 A units. 400 = 100A */ + int icc_max; + + /* VR Voltage Limit. Range is 0-7999mV */ + int voltage_limit; +}; + +/* VrConfig Settings for 5 domains + * 0 = System Agent, 1 = IA Core, 2 = Ring, + * 3 = GT unsliced, 4 = GT sliced + */ +enum vr_domain{ + VR_SYSTEM_AGENT, + VR_IA_CORE, + VR_RING, + VR_GT_UNSLICED, + VR_GT_SLICED, + NUM_VR_DOMAINS +}; + +#endif |