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| author | Maxim Polyakov <max.senia.poliak@gmail.com> | 2019-10-03 16:50:04 +0300 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-10-04 16:23:17 +0000 |
| commit | 723591376e1900e9a26ce4781c59d5a3a6289a2c (patch) | |
| tree | a571a76c2904b62e005abc0d66dc8ee0a9a999b4 | |
| parent | 8595469093fb8ff3fee0a9c30661c3a872c05197 (diff) | |
soc/skl/vr_config: fix GT Loadline for KBL-U/GT3
According to the documentation[1], the Loadline in the unslased GT VR
domain should be 2 mOhms for KBL-U (2 Core, GT3 + OPC).
[1] page 109, 7th Generation Intel(R) Processor Families for U/Y
Platforms and 8th Generation Intel(R) Processor Family for U Quad
Core and Y Dual Core Platforms. Datasheet, Volume 1. January 2019.
Document Number: 334661-006
Change-Id: I433036e76d456a725ab27cf57c9bc2fe01a7ace1
Signed-off-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35781
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
| -rw-r--r-- | src/soc/intel/skylake/vr_config.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/intel/skylake/vr_config.c b/src/soc/intel/skylake/vr_config.c index fc48558f2e..de5ad2ca5c 100644 --- a/src/soc/intel/skylake/vr_config.c +++ b/src/soc/intel/skylake/vr_config.c @@ -286,7 +286,7 @@ static uint16_t get_sku_ac_dc_loadline(const int domain) }; if (igd_id == PCI_DEVICE_ID_INTEL_SPT_LP_U_PREMIUM_HDCP22) { - loadline[VR_GT_UNSLICED] = VR_CFG_MOHMS(6); + loadline[VR_GT_UNSLICED] = VR_CFG_MOHMS(2); loadline[VR_GT_SLICED] = VR_CFG_MOHMS(6); } |