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authorSumeet Pawnikar <sumeet.r.pawnikar@intel.com>2021-07-29 22:09:14 +0530
committerFelix Held <felix-coreboot@felixheld.de>2021-08-20 15:16:19 +0000
commitd37a419a7dc600badf523e50edc854c962d7f504 (patch)
tree1d0e745579344fff6081ed4c82a72153f7dfe1bd /src/soc/intel
parent3888292fd04116e1012c57b38328ecbc23103d11 (diff)
soc/intel/adl: Update power limits for ADL-M SKU
Update SKU specific power limits for ADL-M as per document 643775. BUG=None BRANCH=None Change-Id: I40b9b3a508c549d940e1c2c9e8b4079695b694e6 Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/56976 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/alderlake/chip.h1
-rw-r--r--src/soc/intel/alderlake/chipset.cb6
-rw-r--r--src/soc/intel/alderlake/systemagent.c3
3 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/chip.h b/src/soc/intel/alderlake/chip.h
index 248eedfd98..eaaef07d56 100644
--- a/src/soc/intel/alderlake/chip.h
+++ b/src/soc/intel/alderlake/chip.h
@@ -24,6 +24,7 @@ enum soc_intel_alderlake_power_limits {
ADL_P_POWER_LIMITS_482_CORE,
ADL_P_POWER_LIMITS_682_CORE,
ADL_M_POWER_LIMITS_282_CORE,
+ ADL_M_POWER_LIMITS_242_CORE,
ADL_POWER_LIMITS_COUNT
};
diff --git a/src/soc/intel/alderlake/chipset.cb b/src/soc/intel/alderlake/chipset.cb
index 05da658eac..eff64f17d4 100644
--- a/src/soc/intel/alderlake/chipset.cb
+++ b/src/soc/intel/alderlake/chipset.cb
@@ -21,11 +21,17 @@ chip soc/intel/alderlake
}"
register "power_limits_config[ADL_M_POWER_LIMITS_282_CORE]" = "{
+ .tdp_pl1_override = 15,
+ .tdp_pl2_override = 45,
+ }"
+
+ register "power_limits_config[ADL_M_POWER_LIMITS_242_CORE]" = "{
.tdp_pl1_override = 9,
.tdp_pl2_override = 30,
.tdp_pl4 = 68,
}"
+
device domain 0 on
device gpio 0 alias pch_gpio on end
device pci 00.0 alias system_agent on end
diff --git a/src/soc/intel/alderlake/systemagent.c b/src/soc/intel/alderlake/systemagent.c
index acdaded685..cfb6f798b4 100644
--- a/src/soc/intel/alderlake/systemagent.c
+++ b/src/soc/intel/alderlake/systemagent.c
@@ -87,6 +87,9 @@ void soc_systemagent_init(struct device *dev)
case PCI_DEVICE_ID_INTEL_ADL_M_ID_1:
soc_config = &config->power_limits_config[ADL_M_POWER_LIMITS_282_CORE];
break;
+ case PCI_DEVICE_ID_INTEL_ADL_M_ID_2:
+ soc_config = &config->power_limits_config[ADL_M_POWER_LIMITS_242_CORE];
+ break;
default:
printk(BIOS_ERR, "ADL: unknown SA ID: 0x%4x, skipping power limits configuration\n",
sa_pci_id);