summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBora Guvendik <bora.guvendik@intel.com>2023-04-24 15:50:15 -0700
committerNick Vaccaro <nvaccaro@google.com>2023-07-13 01:04:37 +0000
commit433343eaaa987432242909fe4b1b482d53b66b4a (patch)
treed9c027444040d35cef6a1ad7d27a38b74fd53b1c
parent0cc560fd3cde1cef2fbe0946668633c1136bfa9f (diff)
soc/intel/alderlake: Hook up UPD LowerBasicMemTestSize
Hook the newly exposed LowerBasicMemTestSize UPD up so that boards can configure is via devicetree. BUG=b:268546941 TEST=Verified by enabling/disabling the UPD on google/brya Signed-off-by: Bora Guvendik <bora.guvendik@intel.com> Change-Id: Ib813e9f3b7419a3cb54b4e176dcc5cc74a783dfd Reviewed-on: https://review.coreboot.org/c/coreboot/+/74718 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Nick Vaccaro <nvaccaro@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Sean Rhodes <sean@starlabs.systems> Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
-rw-r--r--src/soc/intel/alderlake/chip.h7
-rw-r--r--src/soc/intel/alderlake/romstage/fsp_params.c3
2 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/chip.h b/src/soc/intel/alderlake/chip.h
index b6b61cda13..f4cab6fe6a 100644
--- a/src/soc/intel/alderlake/chip.h
+++ b/src/soc/intel/alderlake/chip.h
@@ -730,6 +730,13 @@ struct soc_intel_alderlake_config {
* Set this to 1 in order to disable Tccold Handshake
*/
bool disable_dynamic_tccold_handshake;
+
+ /*
+ * Enable or Disable Reduced BasicMemoryTest size.
+ * Default is set to 0.
+ * Set this to 1 in order to reduce BasicMemoryTest size
+ */
+ bool lower_basic_mem_test_size;
};
typedef struct soc_intel_alderlake_config config_t;
diff --git a/src/soc/intel/alderlake/romstage/fsp_params.c b/src/soc/intel/alderlake/romstage/fsp_params.c
index 50343fb7a7..1326cb5c1a 100644
--- a/src/soc/intel/alderlake/romstage/fsp_params.c
+++ b/src/soc/intel/alderlake/romstage/fsp_params.c
@@ -158,6 +158,9 @@ static void fill_fspm_mrc_params(FSP_M_CONFIG *m_cfg,
m_cfg->DdrFreqLimit = config->max_dram_speed_mts;
m_cfg->DdrSpeedControl = 1;
}
+#if CONFIG(SOC_INTEL_RAPTORLAKE)
+ m_cfg->LowerBasicMemTestSize = config->lower_basic_mem_test_size;
+#endif
}
static void fill_fspm_cpu_params(FSP_M_CONFIG *m_cfg,