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| author | Maxim Polyakov <max.senia.poliak@gmail.com> | 2019-08-21 14:21:03 +0300 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-09-09 13:27:06 +0000 |
| commit | a546f11c6d5ad8970bd6022a52b1f2e6c5abab4b (patch) | |
| tree | e52dfe036d8a995f7c1368deadc24098d8624619 | |
| parent | 033435b75f339eaea82c0710bd99f2da586d3e29 (diff) | |
| download | coreboot-a546f11c6d5ad8970bd6022a52b1f2e6c5abab4b.tar.xz | |
mb/asrock/h110m: fix VR domains configuration
1) VR domains current limit Icc max for Sky/Kaby Lake S is set based
on the processor TDP [1]. Updates information about this
2) Sets VR voltage limit to 1.52V, as described in the datasheets [2,3]
[1] Change-Id: I303c5dc8ed03e9a98a834a2acfb400022dfc2fde
[2] page 112-119, 6th Generation Intel(R) Processor Families
for S-Platforms, Volume 1 of 2, Datasheet, August 2018.
Document Number: 332687-008EN
[3] 7th Generation Intel(R) Processor Families for S Platforms and
Intel(R) Core(TM) X-Series Processor Family Datasheet, Volume 1,
December 2018, Document Number: 335195-003
Change-Id: I6e1aefde135ffce75a5d837348595aa20aff0513
Signed-off-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35067
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
| -rw-r--r-- | src/mainboard/asrock/h110m/devicetree.cb | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/mainboard/asrock/h110m/devicetree.cb b/src/mainboard/asrock/h110m/devicetree.cb index 3067ffe53c..53705684b2 100644 --- a/src/mainboard/asrock/h110m/devicetree.cb +++ b/src/mainboard/asrock/h110m/devicetree.cb @@ -89,9 +89,10 @@ chip soc/intel/skylake #| Psi4Enable | 1 | 1 | 1 | 1 | 1 | #| ImonSlope | 0 | 0 | 0 | 0 | 0 | #| ImonOffset | 0 | 0 | 0 | 0 | 0 | - #| IccMax | 7A | 34A | 34A | 35A | 35A | + #| IccMax* | 0 | 0 | 0 | 0 | 0 | #| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V | 1.52V | #+----------------+-------+-------+-------------+-------------+-------+ + # * - is set automatically for the KBL-S/KBL-DT CPUs in the vr_config.c register "domain_vr_config[VR_SYSTEM_AGENT]" = "{ .vr_config_enable = 1, \ .psi1threshold = 0x50, \ @@ -102,7 +103,7 @@ chip soc/intel/skylake .imon_slope = 0x0, \ .imon_offset = 0x0, \ .icc_max = 0x0, \ - .voltage_limit = 0x0 \ + .voltage_limit = 1520 \ }" register "domain_vr_config[VR_IA_CORE]" = "{ @@ -115,7 +116,7 @@ chip soc/intel/skylake .imon_slope = 0x0, \ .imon_offset = 0x0, \ .icc_max = 0x0, \ - .voltage_limit = 0x0 \ + .voltage_limit = 1520 \ }" register "domain_vr_config[VR_GT_UNSLICED]" = "{ @@ -128,7 +129,7 @@ chip soc/intel/skylake .imon_slope = 0x0, \ .imon_offset = 0x0, \ .icc_max = 0x0 ,\ - .voltage_limit = 0x0 \ + .voltage_limit = 1520 \ }" register "domain_vr_config[VR_GT_SLICED]" = "{ @@ -141,7 +142,7 @@ chip soc/intel/skylake .imon_slope = 0x0, \ .imon_offset = 0x0, \ .icc_max = 0x0, \ - .voltage_limit = 0x0 \ + .voltage_limit = 1520 \ }" register "EnableLan" = "0" |