3 files changed, 21 insertions, 2 deletions
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index 9ee6dbb96d..e6904da75f 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -567,6 +567,13 @@ static void glk_fsp_silicon_init_params_cb(
 	 * has set up. Hence skipping in FSP.
 	 */
 	silconfig->SkipSpiPCP = 1;
+
+	/*
+	 * FSP provides UPD interface to execute IPC command. In order to
+	 * improve boot performance, configure PmicPmcIpcCtrl for PMC to program
+	 * PMIC PCH_PWROK delay.
+	*/
+	silconfig->PmicPmcIpcCtrl = cfg->PmicPmcIpcCtrl;
 #endif
 }
 
diff --git a/src/soc/intel/apollolake/chip.h b/src/soc/intel/apollolake/chip.h
index 8ad622f684..202f2acf1e 100644
--- a/src/soc/intel/apollolake/chip.h
+++ b/src/soc/intel/apollolake/chip.h
@@ -156,6 +156,12 @@ struct soc_intel_apollolake_config {
 	 * (1) Power
 	 * (2) Power & Performance */
 	enum pnp_settings pnp_settings;
+
+	/* PMIC PCH_PWROK delay configuration - IPC Configuration
+	 * Upd for changing PCH_PWROK delay configuration : I2C_Slave_Address
+	 * (31:24) + Register_Offset (23:16) + OR Value (15:8) + AND Value (7:0)
+	 */
+	uint32_t PmicPmcIpcCtrl;
 };
 
 typedef struct soc_intel_apollolake_config config_t;
diff --git a/src/vendorcode/intel/fsp/fsp2_0/glk/FspsUpd.h b/src/vendorcode/intel/fsp/fsp2_0/glk/FspsUpd.h
index cc194b2240..18a43e2b8f 100644
--- a/src/vendorcode/intel/fsp/fsp2_0/glk/FspsUpd.h
+++ b/src/vendorcode/intel/fsp/fsp2_0/glk/FspsUpd.h
@@ -1715,9 +1715,15 @@ typedef struct {
 **/
   UINT8                       SkipSpiPCP;
 
-/** Offset 0x03AB
+/** Offset 0x03AB - PMIC PCH_PWROK delay configuration - IPC Configuration
+  Upd for changing PCH_PWROK delay configuration : I2C_Slave_Address (31:24) + Register_Offset
+  (23:16) + OR Value (15:8) + AND Value (7:0)
 **/
-  UINT8                       ReservedFspsUpd[5];
+  UINT32                      PmicPmcIpcCtrl;
+
+/** Offset 0x03AF
+**/
+  UINT8                       ReservedFspsUpd[1];
 } FSP_S_CONFIG;
 
 /** Fsp S SGX Configuration