Commit 2f4233ee authored by Masahiro Yamada's avatar Masahiro Yamada Committed by Arnd Bergmann

bus: uniphier-system-bus: set up registers when resuming

When resuming, set up registers that have been lost in the sleep state.
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent 264e22af
......@@ -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);
......
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