aboutsummaryrefslogtreecommitdiff
path: root/src/mainboard/google/glados/ec.c
diff options
context:
space:
mode:
authorPatrick Georgi <pgeorgi@chromium.org>2015-07-20 22:01:32 +0200
committerPatrick Georgi <pgeorgi@google.com>2015-07-21 20:16:12 +0200
commit406313d46d00c74dcfc80d4721bbd774d8b83911 (patch)
tree6c80eca37c7ee040a83c931bb20ffe0ad5bc89fd /src/mainboard/google/glados/ec.c
parent43bf00e594345412bd00d3e01001c4daf3c3b537 (diff)
google/glados: add new board
Change-Id: I0c196ff84484717c59c59d11bb7230b5920e0654 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/10997 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google/glados/ec.c')
-rw-r--r--src/mainboard/google/glados/ec.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/src/mainboard/google/glados/ec.c b/src/mainboard/google/glados/ec.c
new file mode 100644
index 0000000000..c491ad5787
--- /dev/null
+++ b/src/mainboard/google/glados/ec.c
@@ -0,0 +1,55 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Google Inc.
+ * Copyright (C) 2015 Intel Corporation
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#include <arch/acpi.h>
+#include <console/console.h>
+#include <ec/google/chromeec/ec.h>
+#include "ec.h"
+
+void mainboard_ec_init(void)
+{
+ printk(BIOS_DEBUG, "mainboard_ec_init\n");
+ post_code(0xf0);
+
+ /* Restore SCI event mask on resume. */
+ if (acpi_slp_type == 3) {
+ google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
+ MAINBOARD_EC_S3_WAKE_EVENTS);
+
+ /* Disable SMI and wake events */
+ google_chromeec_set_smi_mask(0);
+
+ /* Clear pending events */
+ while (google_chromeec_get_event() != 0)
+ ;
+ /*
+ * Set SCI mask.OS may not generate SMI event to set
+ * this on S3 resume.
+ */
+ google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS);
+ } else {
+ google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
+ MAINBOARD_EC_S5_WAKE_EVENTS);
+ }
+
+ /* Clear wake event mask */
+ google_chromeec_set_wake_mask(0);
+ post_code(0xf1);
+}