amd/stoneyridge: Add more ACPI register definitions

Change-Id: I62a840499deed895cf474f1bfce1f399c970e589
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/22411
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/amd/stoneyridge/include/soc/southbridge.h

@@ -55,6 +55,18 @@
 #define   PM_SERIRQ_ENABLE		BIT(7)
 
 #define PM_EVT_BLK			0x60
+#define   WAK_STS			BIT(15) /*AcpiPmEvtBlkx00 Pm1Status */
+#define   PCIEXPWAK_STS			BIT(14)
+#define   RTC_STS			BIT(10)
+#define   PWRBTN_STS			BIT(8)
+#define   GBL_STS			BIT(5)
+#define   BM_STS			BIT(4)
+#define   TIMER_STS			BIT(0)
+#define   PCIEXPWAK_DIS			BIT(14) /*AcpiPmEvtBlkx02 Pm1Enable */
+#define   RTC_EN			BIT(10)
+#define   PWRBTN_EN			BIT(8)
+#define   GBL_EN			BIT(5)
+#define   TIMER_STS			BIT(0)
 #define PM1_CNT_BLK			0x62
 #define PM_TMR_BLK			0x64
 #define PM_CPU_CTRL			0x66