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mb/google/brask/variants/moli: Reduce PSysMax to 11 A 

Decrease PSysMax from 13.52 A to 11 A for Moli variant according to its power circuitry, implying Psys_Pmax = 11A * 19.5V = 214.5W

BUG=b:215258941

Signed-off-by: Raihow Shi <raihow_shi@wistron.corp-partner.google.com>
Change-Id: I61f4813f3527123a590d80b4a6e49d76ebb71c99
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62374
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Raihow Shi 2022-02-25 20:24:01 +08:00 committed by Felix Held
parent c397f004b7
commit 1c14957254
2 changed files with 39 additions and 0 deletions
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1
src/mainboard/google/brya/variants/moli/Makefile.inc
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@ -3,3 +3,4 @@ bootblock-y += gpio.c
romstage-y += gpio.c romstage-y += gpio.c
ramstage-y += gpio.c ramstage-y += gpio.c
ramstage-y += ramstage.c

38
src/mainboard/google/brya/variants/moli/ramstage.c Normal file
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@ -0,0 +1,38 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <baseboard/variants.h>
#include <chip.h>
#include <device/device.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <ec/google/chromeec/ec.h>
#include <intelblocks/power_limit.h>
const struct cpu_power_limits limits[] = {
/* SKU_ID, TDP (Watts), pl1_min, pl1_max, pl2_min, pl2_max, pl4 */
{ PCI_DID_INTEL_ADL_P_ID_10, 15, 15000, 15000, 55000, 55000, 123000 },
{ PCI_DID_INTEL_ADL_P_ID_7, 15, 15000, 15000, 55000, 55000, 123000 },
{ PCI_DID_INTEL_ADL_P_ID_6, 15, 15000, 15000, 55000, 55000, 123000 },
{ PCI_DID_INTEL_ADL_P_ID_5, 28, 28000, 28000, 64000, 64000, 90000 },
};
const struct system_power_limits sys_limits[] = {
/* SKU_ID, TDP (Watts), psys_pl2 (Watts) */
{ PCI_DID_INTEL_ADL_P_ID_10, 15, 135 },
{ PCI_DID_INTEL_ADL_P_ID_7, 15, 135 },
{ PCI_DID_INTEL_ADL_P_ID_6, 15, 135 },
{ PCI_DID_INTEL_ADL_P_ID_5, 28, 230 },
};
const struct psys_config psys_config = {
.efficiency = 97,
.psys_imax_ma = 11000,
.bj_volts_mv = 19500
};
void variant_devtree_update(void)
{
size_t total_entries = ARRAY_SIZE(limits);
variant_update_psys_power_limits(limits, sys_limits, total_entries, &psys_config);
variant_update_power_limits(limits, total_entries);
}