mb/google/skyrim: Log mainboard events to elog

BUG=b:214414851
TEST=builds

Signed-off-by: Jon Murphy <jpmurphy@google.com>
Change-Id: Ic427f88fee7739b064a8836e07841c80c99212a3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62154
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
diff --git a/src/mainboard/google/skyrim/Kconfig b/src/mainboard/google/skyrim/Kconfig
index c5b81f7..2a0ce65 100644
--- a/src/mainboard/google/skyrim/Kconfig
+++ b/src/mainboard/google/skyrim/Kconfig
@@ -20,6 +20,8 @@
 	select BOARD_ROMSIZE_KB_16384
 	select EC_GOOGLE_CHROMEEC
 	select EC_GOOGLE_CHROMEEC_ESPI
+	select ELOG
+	select ELOG_GSMI
 	select FW_CONFIG
 	select MAINBOARD_HAS_CHROMEOS
 	select SOC_AMD_SABRINA
diff --git a/src/mainboard/google/skyrim/variants/baseboard/smihandler.c b/src/mainboard/google/skyrim/variants/baseboard/smihandler.c
index f5131e9..b0da5bd 100644
--- a/src/mainboard/google/skyrim/variants/baseboard/smihandler.c
+++ b/src/mainboard/google/skyrim/variants/baseboard/smihandler.c
@@ -5,6 +5,7 @@
 #include <cpu/x86/smm.h>
 #include <ec/google/chromeec/ec.h>
 #include <ec/google/chromeec/smm.h>
+#include <elog.h>
 #include <variant/ec.h>
 
 void mainboard_smi_sleep(u8 slp_typ)
@@ -24,3 +25,8 @@
 
 	return 0;
 }
+
+void elog_gsmi_cb_mainboard_log_wake_source(void)
+{
+	google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | MAINBOARD_EC_S0IX_WAKE_EVENTS);
+}