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path: root/drivers/bus/uniphier-system-bus.c
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Diffstat (limited to 'drivers/bus/uniphier-system-bus.c')
-rw-r--r--drivers/bus/uniphier-system-bus.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c
index 1e6e0269edcc..f76be6bd6eb3 100644
--- a/drivers/bus/uniphier-system-bus.c
+++ b/drivers/bus/uniphier-system-bus.c
@@ -256,10 +256,23 @@ static int uniphier_system_bus_probe(struct platform_device *pdev)
uniphier_system_bus_set_reg(priv);
+ platform_set_drvdata(pdev, priv);
+
/* Now, the bus is configured. Populate platform_devices below it */
return of_platform_default_populate(dev->of_node, NULL, dev);
}
+static int __maybe_unused uniphier_system_bus_resume(struct device *dev)
+{
+ uniphier_system_bus_set_reg(dev_get_drvdata(dev));
+
+ return 0;
+}
+
+static const struct dev_pm_ops uniphier_system_bus_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(NULL, uniphier_system_bus_resume)
+};
+
static const struct of_device_id uniphier_system_bus_match[] = {
{ .compatible = "socionext,uniphier-system-bus" },
{ /* sentinel */ }
@@ -271,6 +284,7 @@ static struct platform_driver uniphier_system_bus_driver = {
.driver = {
.name = "uniphier-system-bus",
.of_match_table = uniphier_system_bus_match,
+ .pm = &uniphier_system_bus_pm_ops,
},
};
module_platform_driver(uniphier_system_bus_driver);