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path: root/drivers/rtc/rtc-parisc.c
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Diffstat (limited to 'drivers/rtc/rtc-parisc.c')
-rw-r--r--drivers/rtc/rtc-parisc.c112
1 files changed, 0 insertions, 112 deletions
diff --git a/drivers/rtc/rtc-parisc.c b/drivers/rtc/rtc-parisc.c
deleted file mode 100644
index c6bfa6fe1a2..00000000000
--- a/drivers/rtc/rtc-parisc.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/* rtc-parisc: RTC for HP PA-RISC firmware
- *
- * Copyright (C) 2008 Kyle McMartin <kyle@mcmartin.ca>
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/time.h>
-#include <linux/platform_device.h>
-
-#include <asm/rtc.h>
-
-/* as simple as can be, and no simpler. */
-struct parisc_rtc {
- struct rtc_device *rtc;
- spinlock_t lock;
-};
-
-static int parisc_get_time(struct device *dev, struct rtc_time *tm)
-{
- struct parisc_rtc *p = dev_get_drvdata(dev);
- unsigned long flags, ret;
-
- spin_lock_irqsave(&p->lock, flags);
- ret = get_rtc_time(tm);
- spin_unlock_irqrestore(&p->lock, flags);
-
- if (ret & RTC_BATT_BAD)
- return -EOPNOTSUPP;
-
- return 0;
-}
-
-static int parisc_set_time(struct device *dev, struct rtc_time *tm)
-{
- struct parisc_rtc *p = dev_get_drvdata(dev);
- unsigned long flags;
- int ret;
-
- spin_lock_irqsave(&p->lock, flags);
- ret = set_rtc_time(tm);
- spin_unlock_irqrestore(&p->lock, flags);
-
- if (ret < 0)
- return -EOPNOTSUPP;
-
- return 0;
-}
-
-static const struct rtc_class_ops parisc_rtc_ops = {
- .read_time = parisc_get_time,
- .set_time = parisc_set_time,
-};
-
-static int __devinit parisc_rtc_probe(struct platform_device *dev)
-{
- struct parisc_rtc *p;
-
- p = kzalloc(sizeof (*p), GFP_KERNEL);
- if (!p)
- return -ENOMEM;
-
- spin_lock_init(&p->lock);
-
- p->rtc = rtc_device_register("rtc-parisc", &dev->dev, &parisc_rtc_ops,
- THIS_MODULE);
- if (IS_ERR(p->rtc)) {
- int err = PTR_ERR(p->rtc);
- kfree(p);
- return err;
- }
-
- platform_set_drvdata(dev, p);
-
- return 0;
-}
-
-static int __devexit parisc_rtc_remove(struct platform_device *dev)
-{
- struct parisc_rtc *p = platform_get_drvdata(dev);
-
- rtc_device_unregister(p->rtc);
- kfree(p);
-
- return 0;
-}
-
-static struct platform_driver parisc_rtc_driver = {
- .driver = {
- .name = "rtc-parisc",
- .owner = THIS_MODULE,
- },
- .probe = parisc_rtc_probe,
- .remove = __devexit_p(parisc_rtc_remove),
-};
-
-static int __init parisc_rtc_init(void)
-{
- return platform_driver_register(&parisc_rtc_driver);
-}
-
-static void __exit parisc_rtc_fini(void)
-{
- platform_driver_unregister(&parisc_rtc_driver);
-}
-
-module_init(parisc_rtc_init);
-module_exit(parisc_rtc_fini);
-
-MODULE_AUTHOR("Kyle McMartin <kyle@mcmartin.ca>");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("HP PA-RISC RTC driver");