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-rw-r--r--src/southbridge/intel/lynxpoint/pch.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/southbridge/intel/lynxpoint/pch.h b/src/southbridge/intel/lynxpoint/pch.h
index 8ef7918df9..70bfee0eba 100644
--- a/src/southbridge/intel/lynxpoint/pch.h
+++ b/src/southbridge/intel/lynxpoint/pch.h
@@ -53,6 +53,13 @@
#define PCH_TYPE_LPT_LP 0x9c
/* PCH stepping values for LPC device */
+#define LPT_H_STEP_B0 0x02
+#define LPT_H_STEP_C0 0x03
+#define LPT_H_STEP_C1 0x04
+#define LPT_H_STEP_C2 0x05
+#define LPT_LP_STEP_B0 0x02
+#define LPT_LP_STEP_B1 0x03
+#define LPT_LP_STEP_B2 0x04
/*
* It does not matter where we put the SMBus I/O base, as long as we