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-rw-r--r--src/soc/amd/picasso/chip.h8
-rw-r--r--src/soc/amd/picasso/romstage.c3
2 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/chip.h b/src/soc/amd/picasso/chip.h
index 62272c0927..b641379605 100644
--- a/src/soc/amd/picasso/chip.h
+++ b/src/soc/amd/picasso/chip.h
@@ -93,6 +93,14 @@ struct soc_amd_picasso_config {
/* PROCHOT_L de-assertion Ramp Time */
uint32_t prochot_l_deassertion_ramp_time;
+ enum {
+ DOWNCORE_AUTO = 0,
+ DOWNCORE_1 = 1, /* Run with single core */
+ DOWNCORE_2 = 3, /* Run with two cores */
+ DOWNCORE_3 = 4, /* Run with three cores */
+ } downcore_mode;
+ uint8_t smt_disable; /* 1=disable SMT, 0=enable SMT */
+
/* Lower die temperature limit */
uint32_t thermctl_limit;
diff --git a/src/soc/amd/picasso/romstage.c b/src/soc/amd/picasso/romstage.c
index 372c6b5b18..e7b4b3de99 100644
--- a/src/soc/amd/picasso/romstage.c
+++ b/src/soc/amd/picasso/romstage.c
@@ -43,6 +43,9 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version)
mcfg->stapm_time_constant = config->stapm_time_constant;
}
+ mcfg->ccx_down_core_mode = config->downcore_mode;
+ mcfg->ccx_disable_smt = config->smt_disable;
+
mcfg->sustained_power_limit = config->sustained_power_limit;
mcfg->prochot_l_deassertion_ramp_time = config->prochot_l_deassertion_ramp_time;
mcfg->thermctl_limit = config->thermctl_limit;