diff --git a/src/soc/intel/tigerlake/bootblock/pch.c b/src/soc/intel/tigerlake/bootblock/pch.c
index 1654809a6b..cd264d682c 100644
--- a/src/soc/intel/tigerlake/bootblock/pch.c
+++ b/src/soc/intel/tigerlake/bootblock/pch.c
@@ -41,7 +41,7 @@
 #include <soc/pm.h>
 
 #define PCR_PSF3_TO_SHDW_PMC_REG_BASE_TGP	0x1100
-#define PCR_PSF3_TO_SHDW_PMC_REG_BASE_JSP	0x0980
+#define PCR_PSF3_TO_SHDW_PMC_REG_BASE_JSP	0xA00
 #define PCR_PSFX_TO_SHDW_BAR0	0
 #define PCR_PSFX_TO_SHDW_BAR1	0x4
 #define PCR_PSFX_TO_SHDW_BAR2	0x8
diff --git a/src/soc/intel/tigerlake/espi.c b/src/soc/intel/tigerlake/espi.c
index d07a582a32..7efd210cad 100644
--- a/src/soc/intel/tigerlake/espi.c
+++ b/src/soc/intel/tigerlake/espi.c
@@ -83,7 +83,7 @@ uint8_t get_pch_series(void)
 
 	if (lpc_did_hi_byte == 0xA0)
 		return PCH_TGP;
-	else if (lpc_did_hi_byte == 0x38)
+	else if (lpc_did_hi_byte == 0x4d)
 		return PCH_JSP;
 	else
 		return PCH_UNKNOWN_SERIES;