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soc/intel/alderlake: RPL-P power limits and VR settings

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This patch sets the Power Limits and Voltage Regulator settings for
three RaptorLake SKUs (45W, 28W and 15W) following the guidance from
document 686872 (June 7th edition).

BUG=b:237809660
TEST=Power Limit and VR serial logs review + debug instrumentation
     SKUs successfully booted

Signed-off-by: Jeremy Compostella <jeremy.compostella@intel.com>
Change-Id: I7e9d4039615e6c33b869c6243efbfeb2259ac219
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65582
Reviewed-by: Zhixing Ma <zhixing.ma@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Cliff Huang <cliff.huang@intel.com>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
This commit is contained in:
Jeremy Compostella
2022-06-17 15:18:02 -07:00
committed by Felix Held
parent 7c60068b23
commit 1b44c81d3d
4 changed files with 63 additions and 1 deletions
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6
src/soc/intel/alderlake/fsp_params.c
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@@ -490,7 +490,8 @@ static unsigned int get_aspm_control(enum ASPM_control ctl)
return ctl - 1;
}
/* This function returns the VccIn Aux Imon IccMax values for ADL-P and ADL-S SKU's */
/* This function returns the VccIn Aux Imon IccMax values for ADL and RPL
SKU's */
static uint16_t get_vccin_aux_imon_iccmax(void)
{
struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT);
@@ -507,6 +508,9 @@ static uint16_t get_vccin_aux_imon_iccmax(void)
case PCI_DID_INTEL_ADL_P_ID_8:
case PCI_DID_INTEL_ADL_P_ID_9:
case PCI_DID_INTEL_ADL_P_ID_10:
case PCI_DID_INTEL_RPL_P_ID_1:
case PCI_DID_INTEL_RPL_P_ID_2:
case PCI_DID_INTEL_RPL_P_ID_3:
tdp = get_cpu_tdp();
if (tdp == TDP_45W)
return ICC_MAX_TDP_45W;