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-rw-r--r--src/soc/intel/cannonlake/chip.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/chip.c b/src/soc/intel/cannonlake/chip.c
index 2187f906cf..ca2f9a35ec 100644
--- a/src/soc/intel/cannonlake/chip.c
+++ b/src/soc/intel/cannonlake/chip.c
@@ -200,6 +200,9 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
mainboard_silicon_init_params(params);
+ /* Unlock upper 8 bytes of RTC RAM */
+ params->PchLockDownRtcMemoryLock = 0;
+
/* SATA */
params->SataEnable = config->SataEnable;
params->SataMode = config->SataMode;