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path: root/drivers/devfreq/exynos-bus.c
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Diffstat (limited to 'drivers/devfreq/exynos-bus.c')
-rw-r--r--drivers/devfreq/exynos-bus.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index c25658b26598..d9f377912c10 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Generic Exynos Bus frequency driver with DEVFREQ Framework
*
@@ -6,10 +7,6 @@
*
* This driver support Exynos Bus frequency feature by using
* DEVFREQ framework and is based on drivers/devfreq/exynos/exynos4_bus.c.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/clk.h>
@@ -514,6 +511,13 @@ err:
return ret;
}
+static void exynos_bus_shutdown(struct platform_device *pdev)
+{
+ struct exynos_bus *bus = dev_get_drvdata(&pdev->dev);
+
+ devfreq_suspend_device(bus->devfreq);
+}
+
#ifdef CONFIG_PM_SLEEP
static int exynos_bus_resume(struct device *dev)
{
@@ -556,6 +560,7 @@ MODULE_DEVICE_TABLE(of, exynos_bus_of_match);
static struct platform_driver exynos_bus_platdrv = {
.probe = exynos_bus_probe,
+ .shutdown = exynos_bus_shutdown,
.driver = {
.name = "exynos-bus",
.pm = &exynos_bus_pm,