[coreboot-gerrit] New patch to review for coreboot: soc/intel/apollolake: Set RAPL power limit PL1 value to 12W.

Sumeet R Pawnikar (sumeet.r.pawnikar@intel.com) gerrit at coreboot.org
Tue Sep 13 13:11:01 CEST 2016


Sumeet R Pawnikar (sumeet.r.pawnikar at intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16596

-gerrit

commit d5dbcfea1b58a2aa16cad7a455d341a287def8c2
Author: Sumeet Pawnikar <sumeet.r.pawnikar at intel.com>
Date:   Tue Sep 13 11:54:03 2016 +0530

    soc/intel/apollolake: Set RAPL power limit PL1 value to 12W.
    
    This patch sets tuned RAPL power limit PL1 value to
    12W in acpi/dptf.asl for RAPL MSR register.
    
    BUG=chrome-os-partner:56524
    TEST=Built, Booted on reef and verifed the package
    power with heavy workload.
    
    Change-Id: I8185ce890f27e29bc138ea568af536bc274fe7b8
    Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar at intel.com>
---
 src/mainboard/google/reef/acpi/dptf.asl  | 2 +-
 src/mainboard/intel/amenia/acpi/dptf.asl | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mainboard/google/reef/acpi/dptf.asl b/src/mainboard/google/reef/acpi/dptf.asl
index 33d9b4d..1f9bfb2 100644
--- a/src/mainboard/google/reef/acpi/dptf.asl
+++ b/src/mainboard/google/reef/acpi/dptf.asl
@@ -73,7 +73,7 @@ Name (MPPC, Package ()
 	Package () {	/* Power Limit 1 */
 		0,	/* PowerLimitIndex, 0 for Power Limit 1 */
 		1600,	/* PowerLimitMinimum */
-		15000,	/* PowerLimitMaximum */
+		12000,	/* PowerLimitMaximum */
 		1000,	/* TimeWindowMinimum */
 		1000,	/* TimeWindowMaximum */
 		200	/* StepSize */
diff --git a/src/mainboard/intel/amenia/acpi/dptf.asl b/src/mainboard/intel/amenia/acpi/dptf.asl
index 35bbecb..a75d668 100644
--- a/src/mainboard/intel/amenia/acpi/dptf.asl
+++ b/src/mainboard/intel/amenia/acpi/dptf.asl
@@ -73,7 +73,7 @@ Name (MPPC, Package ()
 	Package () {	/* Power Limit 1 */
 		0,	/* PowerLimitIndex, 0 for Power Limit 1 */
 		1600,	/* PowerLimitMinimum */
-		15000,	/* PowerLimitMaximum */
+		12000,	/* PowerLimitMaximum */
 		1000,	/* TimeWindowMinimum */
 		1000,	/* TimeWindowMaximum */
 		200	/* StepSize */



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