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path: root/drivers/rtc/rtc-coh901331.c
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Diffstat (limited to 'drivers/rtc/rtc-coh901331.c')
-rw-r--r--drivers/rtc/rtc-coh901331.c42
1 files changed, 14 insertions, 28 deletions
diff --git a/drivers/rtc/rtc-coh901331.c b/drivers/rtc/rtc-coh901331.c
index 2d28ec1..93c0658 100644
--- a/drivers/rtc/rtc-coh901331.c
+++ b/drivers/rtc/rtc-coh901331.c
@@ -47,7 +47,7 @@ struct coh901331_port {
u32 physize;
void __iomem *virtbase;
int irq;
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
u32 irqmaskstore;
#endif
};
@@ -155,7 +155,6 @@ static int __exit coh901331_remove(struct platform_device *pdev)
struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
if (rtap) {
- rtc_device_unregister(rtap->rtc);
clk_unprepare(rtap->clk);
platform_set_drvdata(pdev, NULL);
}
@@ -211,8 +210,8 @@ static int __init coh901331_probe(struct platform_device *pdev)
clk_disable(rtap->clk);
platform_set_drvdata(pdev, rtap);
- rtap->rtc = rtc_device_register("coh901331", &pdev->dev, &coh901331_ops,
- THIS_MODULE);
+ rtap->rtc = devm_rtc_device_register(&pdev->dev, "coh901331",
+ &coh901331_ops, THIS_MODULE);
if (IS_ERR(rtap->rtc)) {
ret = PTR_ERR(rtap->rtc);
goto out_no_rtc;
@@ -226,17 +225,17 @@ static int __init coh901331_probe(struct platform_device *pdev)
return ret;
}
-#ifdef CONFIG_PM
-static int coh901331_suspend(struct platform_device *pdev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int coh901331_suspend(struct device *dev)
{
- struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+ struct coh901331_port *rtap = dev_get_drvdata(dev);
/*
* If this RTC alarm will be used for waking the system up,
* don't disable it of course. Else we just disable the alarm
* and await suspension.
*/
- if (device_may_wakeup(&pdev->dev)) {
+ if (device_may_wakeup(dev)) {
enable_irq_wake(rtap->irq);
} else {
clk_enable(rtap->clk);
@@ -248,12 +247,12 @@ static int coh901331_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int coh901331_resume(struct platform_device *pdev)
+static int coh901331_resume(struct device *dev)
{
- struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+ struct coh901331_port *rtap = dev_get_drvdata(dev);
clk_prepare(rtap->clk);
- if (device_may_wakeup(&pdev->dev)) {
+ if (device_may_wakeup(dev)) {
disable_irq_wake(rtap->irq);
} else {
clk_enable(rtap->clk);
@@ -262,11 +261,10 @@ static int coh901331_resume(struct platform_device *pdev)
}
return 0;
}
-#else
-#define coh901331_suspend NULL
-#define coh901331_resume NULL
#endif
+static SIMPLE_DEV_PM_OPS(coh901331_pm_ops, coh901331_suspend, coh901331_resume);
+
static void coh901331_shutdown(struct platform_device *pdev)
{
struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
@@ -280,25 +278,13 @@ static struct platform_driver coh901331_driver = {
.driver = {
.name = "rtc-coh901331",
.owner = THIS_MODULE,
+ .pm = &coh901331_pm_ops,
},
.remove = __exit_p(coh901331_remove),
- .suspend = coh901331_suspend,
- .resume = coh901331_resume,
.shutdown = coh901331_shutdown,
};
-static int __init coh901331_init(void)
-{
- return platform_driver_probe(&coh901331_driver, coh901331_probe);
-}
-
-static void __exit coh901331_exit(void)
-{
- platform_driver_unregister(&coh901331_driver);
-}
-
-module_init(coh901331_init);
-module_exit(coh901331_exit);
+module_platform_driver_probe(coh901331_driver, coh901331_probe);
MODULE_AUTHOR("Linus Walleij <linus.walleij@stericsson.com>");
MODULE_DESCRIPTION("ST-Ericsson AB COH 901 331 RTC Driver");
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