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soc/intel/skylake: add acoustic noise mitigation params for FSP 1.1

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Adapted from Chromium commit d6655eb
[Skylake: create UPD Interface for acoustic noise tuning]

Add FSP 1.1 params needed for acoustic mitigation on google/caroline
(to be upstreamed in a subsequent commit).

TEST: build/boot google/caroline

Change-Id: Ifb36ecef8c1735c63a5322d952929e9c34cddfb9
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/22524
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Matt DeVillier
2017-09-22 00:05:28 -05:00
committed by Martin Roth
parent a8380fcfd8
commit 87f67bc699
3 changed files with 48 additions and 3 deletions
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22
src/soc/intel/skylake/chip.c
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@@ -196,6 +196,13 @@ void soc_silicon_init_params(SILICON_INIT_UPD *params)
params->SendVrMbxCmd = config->SendVrMbxCmd;
/* Acoustic Noise Mitigation */
params->AcousticNoiseMitigation = config->AcousticNoiseMitigation;
params->SlowSlewRateForIa = config->SlowSlewRateForIa;
params->SlowSlewRateForGt = config->SlowSlewRateForGt;
params->SlowSlewRateForSa = config->SlowSlewRateForSa;
params->FastPkgCRampDisable = config->FastPkgCRampDisable;
soc_irq_settings(params);
}
@@ -801,6 +808,21 @@ void soc_display_silicon_init_params(const SILICON_INIT_UPD *original,
fsp_display_upd_value("SendVrMbxCmd", 1,
original->SendVrMbxCmd,
params->SendVrMbxCmd);
fsp_display_upd_value("AcousticNoiseMitigation", 1,
original->AcousticNoiseMitigation,
params->AcousticNoiseMitigation);
fsp_display_upd_value("SlowSlewRateForIa", 1,
original->SlowSlewRateForIa,
params->SlowSlewRateForIa);
fsp_display_upd_value("SlowSlewRateForGt", 1,
original->SlowSlewRateForGt,
params->SlowSlewRateForGt);
fsp_display_upd_value("SlowSlewRateForSa", 1,
original->SlowSlewRateForSa,
params->SlowSlewRateForSa);
fsp_display_upd_value("FastPkgCRampDisable", 1,
original->FastPkgCRampDisable,
params->FastPkgCRampDisable);
}
static void pci_set_subsystem(device_t dev, unsigned int vendor,