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-rw-r--r--src/soc/intel/cannonlake/chip.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/chip.h b/src/soc/intel/cannonlake/chip.h
index 3ebbc5e38d..57922e131c 100644
--- a/src/soc/intel/cannonlake/chip.h
+++ b/src/soc/intel/cannonlake/chip.h
@@ -315,6 +315,23 @@ struct soc_intel_cannonlake_config {
uint8_t PchPmSlpAMinAssert;
/*
+ * PCH PM Reset Power Cycle Duration
+ * 0 = 4s
+ * 1 = 1s
+ * 2 = 2s
+ * 3 = 3s
+ * 4 = 4s (default)
+ *
+ * NOTE: Duration programmed in the PchPmPwrCycDur should never be smaller than the
+ * stretch duration programmed in the following registers -
+ * - GEN_PMCON_A.SLP_S3_MIN_ASST_WDTH (PchPmSlpS3MinAssert)
+ * - GEN_PMCON_A.S4MAW (PchPmSlpS4MinAssert)
+ * - PM_CFG.SLP_A_MIN_ASST_WDTH (PchPmSlpAMinAssert)
+ * - PM_CFG.SLP_LAN_MIN_ASST_WDTH
+ */
+ uint8_t PchPmPwrCycDur;
+
+ /*
* SerialIO device mode selection:
*
* Device index: