sb/intel/lynxpoint: Add and use power state bit macros

Tested with BUILD_TIMELESS=1, Google Wolf remains identical.

Change-Id: Id85b76c0aaf481f99f55a9ce6d813ff32753e588
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52652
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/southbridge/intel/lynxpoint/pch.h b/src/southbridge/intel/lynxpoint/pch.h
index 955eb72..763a6ca 100644
--- a/src/southbridge/intel/lynxpoint/pch.h
+++ b/src/southbridge/intel/lynxpoint/pch.h
@@ -204,8 +204,18 @@
 #define SERIRQ_CNTL		0x64
 
 #define GEN_PMCON_1		0xa0
+#define  SMI_LOCK		(1 << 4)
 #define GEN_PMCON_2		0xa2
+#define  SYSTEM_RESET_STS	(1 << 4)
+#define  THERMTRIP_STS		(1 << 3)
+#define  SYSPWR_FLR		(1 << 1)
+#define  PWROK_FLR		(1 << 0)
 #define GEN_PMCON_3		0xa4
+#define  SUS_PWR_FLR		(1 << 14)
+#define  GEN_RST_STS		(1 << 9)
+#define  RTC_BATTERY_DEAD	(1 << 2)
+#define  PWR_FLR		(1 << 1)
+#define  SLEEP_AFTER_POWER_FAIL	(1 << 0)
 #define PMIR			0xac
 #define  PMIR_CF9LOCK		(1 << 31)
 #define  PMIR_CF9GR		(1 << 20)
@@ -615,6 +625,7 @@
 #define TCO1_STS	0x64
 #define   DMISCI_STS	(1 << 9)
 #define TCO2_STS	0x66
+#define   SECOND_TO_STS	(1 << 1)
 #define ALT_GP_SMI_EN2	0x5c
 #define ALT_GP_SMI_STS2	0x5e