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authorMeera Ravindranath <meera.ravindranath@intel.com>2020-09-23 12:43:43 +0530
committerKarthik Ramasubramanian <kramasub@google.com>2020-10-08 19:11:34 +0000
commit5b3a0ff4f1ac064b3aca61169fbb87a72d4592bd (patch)
tree0b3e4135c5afddcc8540f437bcdf847a7e7daacc /src/soc/intel
parent11bda4d41cc20b1e3f9798f0f277aaa936b4b6e0 (diff)
downloadcoreboot-5b3a0ff4f1ac064b3aca61169fbb87a72d4592bd.tar.xz
soc/intel/jasperlake: Add VR Configuration settings
This CL fixes the CPU Throttling issue. BUG=b:167472333 TEST=Build and boot dedede and observe the slope and offset values getting updated in the fsp debug log Signed-off-by: Meera Ravindranath <meera.ravindranath@intel.com> Change-Id: I3fa32218040263f0abef8b9dd4c52efb31289fd7 Reviewed-on: https://review.coreboot.org/c/coreboot/+/45645 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/jasperlake/chip.h4
-rw-r--r--src/soc/intel/jasperlake/fsp_params.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/src/soc/intel/jasperlake/chip.h b/src/soc/intel/jasperlake/chip.h
index 6b5f599911..5a87a91037 100644
--- a/src/soc/intel/jasperlake/chip.h
+++ b/src/soc/intel/jasperlake/chip.h
@@ -136,6 +136,10 @@ struct soc_intel_jasperlake_config {
/* Heci related */
uint8_t Heci3Enabled;
+ /* VR Config Settings for IA Core */
+ uint16_t ImonSlope;
+ uint16_t ImonOffset;
+
/* Gfx related */
uint8_t IgdDvmt50PreAlloc;
uint8_t InternalGfx;
diff --git a/src/soc/intel/jasperlake/fsp_params.c b/src/soc/intel/jasperlake/fsp_params.c
index d2e07e9f58..1919936003 100644
--- a/src/soc/intel/jasperlake/fsp_params.c
+++ b/src/soc/intel/jasperlake/fsp_params.c
@@ -177,6 +177,10 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
sizeof(params->SataPortsDevSlp));
}
+ /* VR Configuration */
+ params->ImonSlope[0] = config->ImonSlope;
+ params->ImonOffset[0] = config->ImonOffset;
+
/* SDCard related configuration */
dev = pcidev_path_on_root(PCH_DEVFN_SDCARD);
params->ScsSdCardEnabled = is_dev_enabled(dev);