1 files changed, 19 insertions, 0 deletions
diff --git a/zephyr/projects/corsola/src/krabby/hooks.c b/zephyr/projects/corsola/src/krabby/hooks.c
new file mode 100644
index 0000000000..cea6667650
--- /dev/null
+++ b/zephyr/projects/corsola/src/krabby/hooks.c
@@ -0,0 +1,19 @@
+/* Copyright 2021 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gpio.h"
+#include "hooks.h"
+
+static void board_suspend(void)
+{
+	gpio_set_level(GPIO_EN_5V_USM, 0);
+}
+DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_suspend, HOOK_PRIO_DEFAULT);
+
+static void board_resume(void)
+{
+	gpio_set_level(GPIO_EN_5V_USM, 1);
+}
+DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_resume, HOOK_PRIO_DEFAULT);