mb/google/sarien: Send post code to the EC

Use the mainboard post code hook to inform the wilco EC driver of the
every stage.

BUG=b:124401932,b:133466714,b:133600566
BRANCH=sarien
TEST=Remove DIMM module, confirm diagnostic LED pattern for memory
failure (2 amber, 4 white).

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Change-Id: Ic71e4a6e62b63ca2fd189957c4d6f49b61b934de
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33047
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Frank Wu <frank_wu@compal.corp-partner.google.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/mainboard/google/sarien/ec.c b/src/mainboard/google/sarien/ec.c
new file mode 100644
index 0000000000..fd8e84fbc8
--- /dev/null
+++ b/src/mainboard/google/sarien/ec.c
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2019 Google LLC
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <ec/google/wilco/commands.h>
+#include <variant/ec.h>
+
+void mainboard_post(uint8_t value)
+{
+	wilco_ec_save_post_code(value);
+}