diff options
Diffstat (limited to 'src/soc/amd/stoneyridge')
-rw-r--r-- | src/soc/amd/stoneyridge/romstage.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/romstage.c b/src/soc/amd/stoneyridge/romstage.c index de2219140c..a5acaf6f05 100644 --- a/src/soc/amd/stoneyridge/romstage.c +++ b/src/soc/amd/stoneyridge/romstage.c @@ -222,3 +222,26 @@ void SetMemParams(AMD_POST_PARAMS *PostParams) break; } } + +void soc_customize_init_early(AMD_EARLY_PARAMS *InitEarly) +{ + const struct soc_amd_stoneyridge_config *cfg; + const struct device *dev = dev_find_slot(0, GNB_DEVFN); + struct _PLATFORM_CONFIGURATION *platform; + + if (!dev || !dev->chip_info) { + printk(BIOS_WARNING, "Warning: Cannot find SoC devicetree" + " config, STAPM unchanged\n"); + return; + } + cfg = dev->chip_info; + platform = &InitEarly->PlatformConfig; + if ((cfg->stapm_percent) && (cfg->stapm_time) && (cfg->stapm_power)) { + platform->PlatStapmConfig.CfgStapmScalar = cfg->stapm_percent; + platform->PlatStapmConfig.CfgStapmTimeConstant = + cfg->stapm_time; + platform->PkgPwrLimitDC = cfg->stapm_power; + platform->PkgPwrLimitAC = cfg->stapm_power; + platform->PlatStapmConfig.CfgStapmBoost = StapmBoostEnabled; + } +} |