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| author | Matt DeVillier <matt.devillier@gmail.com> | 2017-09-22 00:05:28 -0500 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-12-09 16:55:31 +0000 |
| commit | 87f67bc69912c8725769481d70352eef894baa3a (patch) | |
| tree | a3bb683049c51b7cdb60ee11d47b269143b8c241 /src/soc | |
| parent | a8380fcfd80cca6ac88be5ac342e85c94d77ad7a (diff) | |
| download | coreboot-87f67bc69912c8725769481d70352eef894baa3a.tar.xz | |
soc/intel/skylake: add acoustic noise mitigation params for FSP 1.1
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>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/skylake/chip.c | 22 | ||||
| -rw-r--r-- | src/soc/intel/skylake/chip.h | 3 |
2 files changed, 25 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/chip.c b/src/soc/intel/skylake/chip.c index 3e33053abb..4909ea4ccb 100644 --- a/src/soc/intel/skylake/chip.c +++ b/src/soc/intel/skylake/chip.c @@ -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, diff --git a/src/soc/intel/skylake/chip.h b/src/soc/intel/skylake/chip.h index 4db8382d68..a7804af14f 100644 --- a/src/soc/intel/skylake/chip.h +++ b/src/soc/intel/skylake/chip.h @@ -485,6 +485,9 @@ struct soc_intel_skylake_config { * 0b - Enabled * 1b - Disabled */ + /* FSP 1.1 */ + u8 FastPkgCRampDisable; + /* FSP 2.0 */ u8 FastPkgCRampDisableIa; u8 FastPkgCRampDisableGt; u8 FastPkgCRampDisableSa; |